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Topical botanical drug coacillium curbs childhood alopecia

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Considerable hair regrowth can be achieved in children with alopecia areata with the use of a novel plant-based drug, according to research presented during the first late-breaking news session at the annual congress of the European Academy of Dermatology and Venereology.

In the RAAINBOW study, a greater mean relative improvement in the Severity of Alopecia Tool (SALT) scores at 24 weeks was recorded in children who had been treated topically with coacillium (22.9%) than in those who had received a topical placebo (–8.0%), with a significant 31% overall difference (P < .0001).

“Coacillium cutaneous solution was used for the first time for treatment of alopecia areata and also for the first time used in a pediatric population,” the presenting investigator Ulrike Blume-Peytavi, MD, said at the meeting.

“It’s well tolerated, and in fact what is interesting is, it has a durable response, even after treatment discontinuation,” added Dr. Blume-Peytavi, who is the deputy head of the department of dermatology, venereology and allergology at Charité-Universitätsmedizin Berlin.
 

Backing the botanical?

Paola Pasquali, MD, a dermatologist at Pius Hospital de Valls in Spain, who cochaired the session where the findings were presented, commented, “Thank you for showing that chocolate is great! I knew it. It is fantastic to see how chocolate is used.”

Dr. Pasquali was referring to the coacillium ingredient Theobroma cacao extract. The seeds of T. cacao, or the cocoa tree, are used to make various types of chocolate products. Theobroma cacao is one of four plant extracts that make up coacillium, the others being Allium cepa (onion), Citrus limon (lemon), and Paullinia cupana (guaraná, a source of caffeine).



The four plant extracts are classified as “generally regarded as safe” (GRAS), Dr. Blume-Peytavi observed, noting that the development of coacillium fell under the category of a prescription botanical drug as set out by the U.S. Food and Drug Administration or a herbal medicinal product as set out by the European Medicines Agency.

But how does it work?

The botanical’s mode of action of acting positively on hair follicle cycling and endothelial cell activation was called into question, however, by Emma Guttman-Yassky, MD, PhD, who was in the audience.

She asked, “So how do you explain that, after three large studies with topical JAK inhibitors that did not work actually in alopecia areata because it’s very hard to penetrate the scalp for a topical [drug], this one works?”

Dr. Guttman-Yassky, professor of dermatology and immunology at the Icahn School of Medicine at Mount Sinai, New York, added: “Looking at the ingredients, to me, it seems that it’s more like a DPCP [diphenylcyclopropenone]-like reaction.”

DPCP, which has been used to treat alopecia, purportedly works by stimulating the immune response to target the skin surface – causing an allergic reaction – rather than the hair follicle.

It’s an interesting question as to how a molecule penetrates the hair follicle, and it depends on the size of the molecule, Dr. Blume-Peytavi responded.

“We have done a lot of studies on follicular penetration, and we are quite aware that you need a certain size of the molecule,” she said. Between 14 and 200 nanometers appears to produce “the best penetrators,” she observed.

Dr. Blume-Peytavi commented that even after topical JAK inhibitors are applied, the molecules that penetrate do not remain in the local area for very long, yet still produce an inhibitory signaling effect.

No scalp irritation was seen in the trial, which suggests that coacillium is not working in the same way as DPCP, Dr. Blume-Peytavi countered.
 

 

 

Evaluating efficacy and safety: The RAAINBOW study

Dr. Blume-Peytavi acknowledged that JAK inhibitors were “a tremendous advance in treating severe and very severe alopecia areata,” but because of their benefit-to-risk ratio, there was still an unmet need for new treatments, particularly in children, in whom drug safety is of critical importance.

Having a drug that could be given safely and also have an effect early on in the disease, while it is still at a mild to moderate stage, would be of considerable value, Dr. Blume-Peytavi maintained.

The RAAINBOW study was a randomized, double-blind, phase 2/3 trial conducted at 12 sites in Germany and three other countries between March 2018 and March 2022 to evaluate the efficacy and safety of coacillium in the treatment of children and adolescents with moderate to severe alopecia areata.

In all, 62 children aged 2-18 years (mean age, 11 years) participated; 42 were treated twice daily with coacillium cutaneous solution 22.5% and 20 received placebo for 24 weeks. Treatment was then stopped, and participants followed for another 24 weeks off treatment to check for disease relapse, bringing the total study duration up to 48 weeks.

Baseline characteristics were “relatively comparable for severity,” Dr. Blume-Peytavi said. Most of the children had severe alopecia areata (57% for coacillium and 65% for placebo); the remainder had moderate disease (43% vs. 35%, respectively).

The average SALT scores at the start of treatment were 56 in the coacillium group and 62 in the placebo group, and a respective 44 and 61 at the end of 24 weeks’ treatment.

Perhaps the most important results, Dr. Blume-Peytavi said, was that at 48 weeks of follow-up, which was 24 weeks after treatment had been discontinued, the mean SALT scores were 29 for coacillium and 56 for placebo (P < .0001).

“You can see the improvement in the treated group is continuing even without treatment. However, the placebo group stays relatively about the same range,” she said.

Overall, 82% of patients treated with coacillium and 37% of those who received placebo experienced hair growth after treatment had stopped, and by week 48, a respective 46.7% vs. 9.1% had a SALT score of 20 or less, and 30.0% vs. 0% had a SALT score of 10 or less.

No safety concerns were raised, with no serious treatment-related reactions, no immunosuppressant-like reactions, and no steroidlike side effects.
 

Beyond the RAAINBOW

Larger studies are needed, Dr. Blume-Peytavi said. According to developer Legacy Healthcare’s website, coacillium cutaneous solution is not being developed just for childhood alopecia areata. It is also under investigation as a treatment for persistent chemotherapy-induced alopecia, atopic dermatitis, and psoriasis. In addition, an oral solution is being tested for cancer-related fatigue.

The study was funded by Legacy Healthcare. Dr. Blume-Peytavi has received research funding and acts as an advisor to the company, among others; four of the study’s coauthors are employees of the company. Dr. Pasquali and Dr. Guttman-Yassky were not involved in the study and had no relevant financial ties to disclose.

A version of this article first appeared on Medscape.com.

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Considerable hair regrowth can be achieved in children with alopecia areata with the use of a novel plant-based drug, according to research presented during the first late-breaking news session at the annual congress of the European Academy of Dermatology and Venereology.

In the RAAINBOW study, a greater mean relative improvement in the Severity of Alopecia Tool (SALT) scores at 24 weeks was recorded in children who had been treated topically with coacillium (22.9%) than in those who had received a topical placebo (–8.0%), with a significant 31% overall difference (P < .0001).

“Coacillium cutaneous solution was used for the first time for treatment of alopecia areata and also for the first time used in a pediatric population,” the presenting investigator Ulrike Blume-Peytavi, MD, said at the meeting.

“It’s well tolerated, and in fact what is interesting is, it has a durable response, even after treatment discontinuation,” added Dr. Blume-Peytavi, who is the deputy head of the department of dermatology, venereology and allergology at Charité-Universitätsmedizin Berlin.
 

Backing the botanical?

Paola Pasquali, MD, a dermatologist at Pius Hospital de Valls in Spain, who cochaired the session where the findings were presented, commented, “Thank you for showing that chocolate is great! I knew it. It is fantastic to see how chocolate is used.”

Dr. Pasquali was referring to the coacillium ingredient Theobroma cacao extract. The seeds of T. cacao, or the cocoa tree, are used to make various types of chocolate products. Theobroma cacao is one of four plant extracts that make up coacillium, the others being Allium cepa (onion), Citrus limon (lemon), and Paullinia cupana (guaraná, a source of caffeine).



The four plant extracts are classified as “generally regarded as safe” (GRAS), Dr. Blume-Peytavi observed, noting that the development of coacillium fell under the category of a prescription botanical drug as set out by the U.S. Food and Drug Administration or a herbal medicinal product as set out by the European Medicines Agency.

But how does it work?

The botanical’s mode of action of acting positively on hair follicle cycling and endothelial cell activation was called into question, however, by Emma Guttman-Yassky, MD, PhD, who was in the audience.

She asked, “So how do you explain that, after three large studies with topical JAK inhibitors that did not work actually in alopecia areata because it’s very hard to penetrate the scalp for a topical [drug], this one works?”

Dr. Guttman-Yassky, professor of dermatology and immunology at the Icahn School of Medicine at Mount Sinai, New York, added: “Looking at the ingredients, to me, it seems that it’s more like a DPCP [diphenylcyclopropenone]-like reaction.”

DPCP, which has been used to treat alopecia, purportedly works by stimulating the immune response to target the skin surface – causing an allergic reaction – rather than the hair follicle.

It’s an interesting question as to how a molecule penetrates the hair follicle, and it depends on the size of the molecule, Dr. Blume-Peytavi responded.

“We have done a lot of studies on follicular penetration, and we are quite aware that you need a certain size of the molecule,” she said. Between 14 and 200 nanometers appears to produce “the best penetrators,” she observed.

Dr. Blume-Peytavi commented that even after topical JAK inhibitors are applied, the molecules that penetrate do not remain in the local area for very long, yet still produce an inhibitory signaling effect.

No scalp irritation was seen in the trial, which suggests that coacillium is not working in the same way as DPCP, Dr. Blume-Peytavi countered.
 

 

 

Evaluating efficacy and safety: The RAAINBOW study

Dr. Blume-Peytavi acknowledged that JAK inhibitors were “a tremendous advance in treating severe and very severe alopecia areata,” but because of their benefit-to-risk ratio, there was still an unmet need for new treatments, particularly in children, in whom drug safety is of critical importance.

Having a drug that could be given safely and also have an effect early on in the disease, while it is still at a mild to moderate stage, would be of considerable value, Dr. Blume-Peytavi maintained.

The RAAINBOW study was a randomized, double-blind, phase 2/3 trial conducted at 12 sites in Germany and three other countries between March 2018 and March 2022 to evaluate the efficacy and safety of coacillium in the treatment of children and adolescents with moderate to severe alopecia areata.

In all, 62 children aged 2-18 years (mean age, 11 years) participated; 42 were treated twice daily with coacillium cutaneous solution 22.5% and 20 received placebo for 24 weeks. Treatment was then stopped, and participants followed for another 24 weeks off treatment to check for disease relapse, bringing the total study duration up to 48 weeks.

Baseline characteristics were “relatively comparable for severity,” Dr. Blume-Peytavi said. Most of the children had severe alopecia areata (57% for coacillium and 65% for placebo); the remainder had moderate disease (43% vs. 35%, respectively).

The average SALT scores at the start of treatment were 56 in the coacillium group and 62 in the placebo group, and a respective 44 and 61 at the end of 24 weeks’ treatment.

Perhaps the most important results, Dr. Blume-Peytavi said, was that at 48 weeks of follow-up, which was 24 weeks after treatment had been discontinued, the mean SALT scores were 29 for coacillium and 56 for placebo (P < .0001).

“You can see the improvement in the treated group is continuing even without treatment. However, the placebo group stays relatively about the same range,” she said.

Overall, 82% of patients treated with coacillium and 37% of those who received placebo experienced hair growth after treatment had stopped, and by week 48, a respective 46.7% vs. 9.1% had a SALT score of 20 or less, and 30.0% vs. 0% had a SALT score of 10 or less.

No safety concerns were raised, with no serious treatment-related reactions, no immunosuppressant-like reactions, and no steroidlike side effects.
 

Beyond the RAAINBOW

Larger studies are needed, Dr. Blume-Peytavi said. According to developer Legacy Healthcare’s website, coacillium cutaneous solution is not being developed just for childhood alopecia areata. It is also under investigation as a treatment for persistent chemotherapy-induced alopecia, atopic dermatitis, and psoriasis. In addition, an oral solution is being tested for cancer-related fatigue.

The study was funded by Legacy Healthcare. Dr. Blume-Peytavi has received research funding and acts as an advisor to the company, among others; four of the study’s coauthors are employees of the company. Dr. Pasquali and Dr. Guttman-Yassky were not involved in the study and had no relevant financial ties to disclose.

A version of this article first appeared on Medscape.com.

Considerable hair regrowth can be achieved in children with alopecia areata with the use of a novel plant-based drug, according to research presented during the first late-breaking news session at the annual congress of the European Academy of Dermatology and Venereology.

In the RAAINBOW study, a greater mean relative improvement in the Severity of Alopecia Tool (SALT) scores at 24 weeks was recorded in children who had been treated topically with coacillium (22.9%) than in those who had received a topical placebo (–8.0%), with a significant 31% overall difference (P < .0001).

“Coacillium cutaneous solution was used for the first time for treatment of alopecia areata and also for the first time used in a pediatric population,” the presenting investigator Ulrike Blume-Peytavi, MD, said at the meeting.

“It’s well tolerated, and in fact what is interesting is, it has a durable response, even after treatment discontinuation,” added Dr. Blume-Peytavi, who is the deputy head of the department of dermatology, venereology and allergology at Charité-Universitätsmedizin Berlin.
 

Backing the botanical?

Paola Pasquali, MD, a dermatologist at Pius Hospital de Valls in Spain, who cochaired the session where the findings were presented, commented, “Thank you for showing that chocolate is great! I knew it. It is fantastic to see how chocolate is used.”

Dr. Pasquali was referring to the coacillium ingredient Theobroma cacao extract. The seeds of T. cacao, or the cocoa tree, are used to make various types of chocolate products. Theobroma cacao is one of four plant extracts that make up coacillium, the others being Allium cepa (onion), Citrus limon (lemon), and Paullinia cupana (guaraná, a source of caffeine).



The four plant extracts are classified as “generally regarded as safe” (GRAS), Dr. Blume-Peytavi observed, noting that the development of coacillium fell under the category of a prescription botanical drug as set out by the U.S. Food and Drug Administration or a herbal medicinal product as set out by the European Medicines Agency.

But how does it work?

The botanical’s mode of action of acting positively on hair follicle cycling and endothelial cell activation was called into question, however, by Emma Guttman-Yassky, MD, PhD, who was in the audience.

She asked, “So how do you explain that, after three large studies with topical JAK inhibitors that did not work actually in alopecia areata because it’s very hard to penetrate the scalp for a topical [drug], this one works?”

Dr. Guttman-Yassky, professor of dermatology and immunology at the Icahn School of Medicine at Mount Sinai, New York, added: “Looking at the ingredients, to me, it seems that it’s more like a DPCP [diphenylcyclopropenone]-like reaction.”

DPCP, which has been used to treat alopecia, purportedly works by stimulating the immune response to target the skin surface – causing an allergic reaction – rather than the hair follicle.

It’s an interesting question as to how a molecule penetrates the hair follicle, and it depends on the size of the molecule, Dr. Blume-Peytavi responded.

“We have done a lot of studies on follicular penetration, and we are quite aware that you need a certain size of the molecule,” she said. Between 14 and 200 nanometers appears to produce “the best penetrators,” she observed.

Dr. Blume-Peytavi commented that even after topical JAK inhibitors are applied, the molecules that penetrate do not remain in the local area for very long, yet still produce an inhibitory signaling effect.

No scalp irritation was seen in the trial, which suggests that coacillium is not working in the same way as DPCP, Dr. Blume-Peytavi countered.
 

 

 

Evaluating efficacy and safety: The RAAINBOW study

Dr. Blume-Peytavi acknowledged that JAK inhibitors were “a tremendous advance in treating severe and very severe alopecia areata,” but because of their benefit-to-risk ratio, there was still an unmet need for new treatments, particularly in children, in whom drug safety is of critical importance.

Having a drug that could be given safely and also have an effect early on in the disease, while it is still at a mild to moderate stage, would be of considerable value, Dr. Blume-Peytavi maintained.

The RAAINBOW study was a randomized, double-blind, phase 2/3 trial conducted at 12 sites in Germany and three other countries between March 2018 and March 2022 to evaluate the efficacy and safety of coacillium in the treatment of children and adolescents with moderate to severe alopecia areata.

In all, 62 children aged 2-18 years (mean age, 11 years) participated; 42 were treated twice daily with coacillium cutaneous solution 22.5% and 20 received placebo for 24 weeks. Treatment was then stopped, and participants followed for another 24 weeks off treatment to check for disease relapse, bringing the total study duration up to 48 weeks.

Baseline characteristics were “relatively comparable for severity,” Dr. Blume-Peytavi said. Most of the children had severe alopecia areata (57% for coacillium and 65% for placebo); the remainder had moderate disease (43% vs. 35%, respectively).

The average SALT scores at the start of treatment were 56 in the coacillium group and 62 in the placebo group, and a respective 44 and 61 at the end of 24 weeks’ treatment.

Perhaps the most important results, Dr. Blume-Peytavi said, was that at 48 weeks of follow-up, which was 24 weeks after treatment had been discontinued, the mean SALT scores were 29 for coacillium and 56 for placebo (P < .0001).

“You can see the improvement in the treated group is continuing even without treatment. However, the placebo group stays relatively about the same range,” she said.

Overall, 82% of patients treated with coacillium and 37% of those who received placebo experienced hair growth after treatment had stopped, and by week 48, a respective 46.7% vs. 9.1% had a SALT score of 20 or less, and 30.0% vs. 0% had a SALT score of 10 or less.

No safety concerns were raised, with no serious treatment-related reactions, no immunosuppressant-like reactions, and no steroidlike side effects.
 

Beyond the RAAINBOW

Larger studies are needed, Dr. Blume-Peytavi said. According to developer Legacy Healthcare’s website, coacillium cutaneous solution is not being developed just for childhood alopecia areata. It is also under investigation as a treatment for persistent chemotherapy-induced alopecia, atopic dermatitis, and psoriasis. In addition, an oral solution is being tested for cancer-related fatigue.

The study was funded by Legacy Healthcare. Dr. Blume-Peytavi has received research funding and acts as an advisor to the company, among others; four of the study’s coauthors are employees of the company. Dr. Pasquali and Dr. Guttman-Yassky were not involved in the study and had no relevant financial ties to disclose.

A version of this article first appeared on Medscape.com.

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3-D stereophotogrammetry helps detect progression of craniofacial morphea

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TOPLINE:

Noninvasive three-dimensional (3D) stereophotogrammetry may be a valuable adjunctive tool to detect progression of craniofacial morphea (CM) over time.

METHODOLOGY:

  • Existing tools that detect disease progression in patients with CM are limited.
  • In a prospective cohort study, researchers evaluated the use of 3-D stereophotogrammetry, a noninvasive, radiation-free imaging modality, to detect disease progression in 27 consecutive patients with CM seen at Boston Children’s Hospital and Brigham and Women’s Hospital from April 1, 2019, to March 1, 2023.
  • After clinical and 3-D stereophotogrammetry assessments were performed at 2- to 12-month intervals, the 3-D images were rated by an expert (a board-certified plastic craniofacial surgeon) and a nonexpert (a board-certified dermatologist) as demonstrating progression or no progression.
  • Kappa coefficients were used to calculate inter-rater reliability.

TAKEAWAY:

  • Most of the study participants (73%) were female, their median age was 14 years (range, 5-40 years), and each underwent 3-D stereophotogrammetry imaging at least two times spaced a median of 3 months apart.
  • On the basis of clinical assessments during the 48-month study period, 10 patients (37%) experienced progression of their disease.
  • 3-D stereophotogrammetry not only corroborated clinical impressions of disease progression with strong inter-rater reliability (kappa = 0.80; 95% confidence interval, 0.61-0.99), but it also detected occult progression of asymmetry not noted on clinical examination in three additional patients.
  • In subgroup analyses, assessment of 3-D images demonstrated substantial to near-perfect inter-rater reliability in patients with Fitzpatrick skin types IV-VI.

IN PRACTICE:

“Further work is necessary to validate this measure in a larger cohort and to guide its incorporation into medical decision-making for patients with CM,” the researchers wrote.

SOURCE:

Katharina S. Shaw, MD, of the department of dermatology at the University of Pennsylvania, Philadelphia, led the research. The study was published online in JAMA Dermatology.

LIMITATIONS:

The sample was small, and a criterion standard for assessing CM was lacking.

DISCLOSURES:

The researchers reported having no relevant conflicts of interest.

A version of this article first appeared on Medscape.com.

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TOPLINE:

Noninvasive three-dimensional (3D) stereophotogrammetry may be a valuable adjunctive tool to detect progression of craniofacial morphea (CM) over time.

METHODOLOGY:

  • Existing tools that detect disease progression in patients with CM are limited.
  • In a prospective cohort study, researchers evaluated the use of 3-D stereophotogrammetry, a noninvasive, radiation-free imaging modality, to detect disease progression in 27 consecutive patients with CM seen at Boston Children’s Hospital and Brigham and Women’s Hospital from April 1, 2019, to March 1, 2023.
  • After clinical and 3-D stereophotogrammetry assessments were performed at 2- to 12-month intervals, the 3-D images were rated by an expert (a board-certified plastic craniofacial surgeon) and a nonexpert (a board-certified dermatologist) as demonstrating progression or no progression.
  • Kappa coefficients were used to calculate inter-rater reliability.

TAKEAWAY:

  • Most of the study participants (73%) were female, their median age was 14 years (range, 5-40 years), and each underwent 3-D stereophotogrammetry imaging at least two times spaced a median of 3 months apart.
  • On the basis of clinical assessments during the 48-month study period, 10 patients (37%) experienced progression of their disease.
  • 3-D stereophotogrammetry not only corroborated clinical impressions of disease progression with strong inter-rater reliability (kappa = 0.80; 95% confidence interval, 0.61-0.99), but it also detected occult progression of asymmetry not noted on clinical examination in three additional patients.
  • In subgroup analyses, assessment of 3-D images demonstrated substantial to near-perfect inter-rater reliability in patients with Fitzpatrick skin types IV-VI.

IN PRACTICE:

“Further work is necessary to validate this measure in a larger cohort and to guide its incorporation into medical decision-making for patients with CM,” the researchers wrote.

SOURCE:

Katharina S. Shaw, MD, of the department of dermatology at the University of Pennsylvania, Philadelphia, led the research. The study was published online in JAMA Dermatology.

LIMITATIONS:

The sample was small, and a criterion standard for assessing CM was lacking.

DISCLOSURES:

The researchers reported having no relevant conflicts of interest.

A version of this article first appeared on Medscape.com.

 

TOPLINE:

Noninvasive three-dimensional (3D) stereophotogrammetry may be a valuable adjunctive tool to detect progression of craniofacial morphea (CM) over time.

METHODOLOGY:

  • Existing tools that detect disease progression in patients with CM are limited.
  • In a prospective cohort study, researchers evaluated the use of 3-D stereophotogrammetry, a noninvasive, radiation-free imaging modality, to detect disease progression in 27 consecutive patients with CM seen at Boston Children’s Hospital and Brigham and Women’s Hospital from April 1, 2019, to March 1, 2023.
  • After clinical and 3-D stereophotogrammetry assessments were performed at 2- to 12-month intervals, the 3-D images were rated by an expert (a board-certified plastic craniofacial surgeon) and a nonexpert (a board-certified dermatologist) as demonstrating progression or no progression.
  • Kappa coefficients were used to calculate inter-rater reliability.

TAKEAWAY:

  • Most of the study participants (73%) were female, their median age was 14 years (range, 5-40 years), and each underwent 3-D stereophotogrammetry imaging at least two times spaced a median of 3 months apart.
  • On the basis of clinical assessments during the 48-month study period, 10 patients (37%) experienced progression of their disease.
  • 3-D stereophotogrammetry not only corroborated clinical impressions of disease progression with strong inter-rater reliability (kappa = 0.80; 95% confidence interval, 0.61-0.99), but it also detected occult progression of asymmetry not noted on clinical examination in three additional patients.
  • In subgroup analyses, assessment of 3-D images demonstrated substantial to near-perfect inter-rater reliability in patients with Fitzpatrick skin types IV-VI.

IN PRACTICE:

“Further work is necessary to validate this measure in a larger cohort and to guide its incorporation into medical decision-making for patients with CM,” the researchers wrote.

SOURCE:

Katharina S. Shaw, MD, of the department of dermatology at the University of Pennsylvania, Philadelphia, led the research. The study was published online in JAMA Dermatology.

LIMITATIONS:

The sample was small, and a criterion standard for assessing CM was lacking.

DISCLOSURES:

The researchers reported having no relevant conflicts of interest.

A version of this article first appeared on Medscape.com.

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Analysis spotlights economic burden of vitiligo in the U.S.

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Changed

 

TOPLINE:

Direct health care costs for patients with vitiligo eclipse those of matched control persons.

METHODOLOGY:

  • No published studies have quantified the medical costs and health care resource utilization (HCRU) among patients with vitiligo in the United States, compared with the general population.
  • Drawing from the Merative MarketScan Commercial Claims and Encounters database, researchers reviewed the records of 49,512 patients diagnosed with vitiligo between Jan. 1, 2008, and Dec. 31, 2020, and those of 99,024 matched control persons who did not have vitiligo.
  • Costs were in 2021 dollars during a 1-year postindex period. The student t test and chi square analysis were used to determine P values.

TAKEAWAY:

  • In both cohorts, the median age of patients was 43 years, 79.2% were female, and most (39%) were from the southern region of the United States.
  • All-cause total health care costs for patients with vitiligo were significantly higher than those of matched controls ($15,551 vs. $7,735; P < .0001).
  • Similarly, medical costs for patients with vitiligo were significantly higher than those of control persons ($11,953 vs. $5,722), as were pharmacy costs ($3,598 vs. $2,014; P < .001 for both associations).
  • A significantly greater proportion of patients with vitiligo had higher all-cause HCRU, compared with matched control persons. That included at least one ED visit (17.5% vs 13.4%), at least one inpatient visit (12.9% vs 6.8%), and at least one outpatient visit (99.8% vs. 88.3%; P < .0001 for all associations).

IN PRACTICE:

“These findings reveal an unmet need for cost-effective treatments and highlight the importance of fully identifying the drivers of economic burden for patients with vitiligo,” the authors concluded.

SOURCE:

Khaled Ezzedine, MD, PhD, of the department of dermatology at the Henri Mondor University Hospital, Créteil, France, led the study, which was published in the Journal of Investigative Dermatology.

LIMITATIONS:

The investigators did not evaluate indirect medical costs of vitiligo, such as work productivity, early retirement, and lost opportunities. Also, the results may not be generalizable to populations outside of the United States.

DISCLOSURES:

Dr. Ezzedine has received honoraria as a consultant for AbbVie, Incyte, La Roche–Posay, Pfizer, Pierre Fabre, Sanofi, and Viela Bio. One author is an investigator for Incyte and is a consultant for several pharmaceutical companies. Three authors are AbbVie employees.

A version of this article first appeared on Medscape.com.

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TOPLINE:

Direct health care costs for patients with vitiligo eclipse those of matched control persons.

METHODOLOGY:

  • No published studies have quantified the medical costs and health care resource utilization (HCRU) among patients with vitiligo in the United States, compared with the general population.
  • Drawing from the Merative MarketScan Commercial Claims and Encounters database, researchers reviewed the records of 49,512 patients diagnosed with vitiligo between Jan. 1, 2008, and Dec. 31, 2020, and those of 99,024 matched control persons who did not have vitiligo.
  • Costs were in 2021 dollars during a 1-year postindex period. The student t test and chi square analysis were used to determine P values.

TAKEAWAY:

  • In both cohorts, the median age of patients was 43 years, 79.2% were female, and most (39%) were from the southern region of the United States.
  • All-cause total health care costs for patients with vitiligo were significantly higher than those of matched controls ($15,551 vs. $7,735; P < .0001).
  • Similarly, medical costs for patients with vitiligo were significantly higher than those of control persons ($11,953 vs. $5,722), as were pharmacy costs ($3,598 vs. $2,014; P < .001 for both associations).
  • A significantly greater proportion of patients with vitiligo had higher all-cause HCRU, compared with matched control persons. That included at least one ED visit (17.5% vs 13.4%), at least one inpatient visit (12.9% vs 6.8%), and at least one outpatient visit (99.8% vs. 88.3%; P < .0001 for all associations).

IN PRACTICE:

“These findings reveal an unmet need for cost-effective treatments and highlight the importance of fully identifying the drivers of economic burden for patients with vitiligo,” the authors concluded.

SOURCE:

Khaled Ezzedine, MD, PhD, of the department of dermatology at the Henri Mondor University Hospital, Créteil, France, led the study, which was published in the Journal of Investigative Dermatology.

LIMITATIONS:

The investigators did not evaluate indirect medical costs of vitiligo, such as work productivity, early retirement, and lost opportunities. Also, the results may not be generalizable to populations outside of the United States.

DISCLOSURES:

Dr. Ezzedine has received honoraria as a consultant for AbbVie, Incyte, La Roche–Posay, Pfizer, Pierre Fabre, Sanofi, and Viela Bio. One author is an investigator for Incyte and is a consultant for several pharmaceutical companies. Three authors are AbbVie employees.

A version of this article first appeared on Medscape.com.

 

TOPLINE:

Direct health care costs for patients with vitiligo eclipse those of matched control persons.

METHODOLOGY:

  • No published studies have quantified the medical costs and health care resource utilization (HCRU) among patients with vitiligo in the United States, compared with the general population.
  • Drawing from the Merative MarketScan Commercial Claims and Encounters database, researchers reviewed the records of 49,512 patients diagnosed with vitiligo between Jan. 1, 2008, and Dec. 31, 2020, and those of 99,024 matched control persons who did not have vitiligo.
  • Costs were in 2021 dollars during a 1-year postindex period. The student t test and chi square analysis were used to determine P values.

TAKEAWAY:

  • In both cohorts, the median age of patients was 43 years, 79.2% were female, and most (39%) were from the southern region of the United States.
  • All-cause total health care costs for patients with vitiligo were significantly higher than those of matched controls ($15,551 vs. $7,735; P < .0001).
  • Similarly, medical costs for patients with vitiligo were significantly higher than those of control persons ($11,953 vs. $5,722), as were pharmacy costs ($3,598 vs. $2,014; P < .001 for both associations).
  • A significantly greater proportion of patients with vitiligo had higher all-cause HCRU, compared with matched control persons. That included at least one ED visit (17.5% vs 13.4%), at least one inpatient visit (12.9% vs 6.8%), and at least one outpatient visit (99.8% vs. 88.3%; P < .0001 for all associations).

IN PRACTICE:

“These findings reveal an unmet need for cost-effective treatments and highlight the importance of fully identifying the drivers of economic burden for patients with vitiligo,” the authors concluded.

SOURCE:

Khaled Ezzedine, MD, PhD, of the department of dermatology at the Henri Mondor University Hospital, Créteil, France, led the study, which was published in the Journal of Investigative Dermatology.

LIMITATIONS:

The investigators did not evaluate indirect medical costs of vitiligo, such as work productivity, early retirement, and lost opportunities. Also, the results may not be generalizable to populations outside of the United States.

DISCLOSURES:

Dr. Ezzedine has received honoraria as a consultant for AbbVie, Incyte, La Roche–Posay, Pfizer, Pierre Fabre, Sanofi, and Viela Bio. One author is an investigator for Incyte and is a consultant for several pharmaceutical companies. Three authors are AbbVie employees.

A version of this article first appeared on Medscape.com.

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Pediatric psoriasis: Black children, males more likely to have palmoplantar subtype, study finds

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TOPLINE:

Among pediatric patients with psoriasis, Black children and male children are significantly more likely to have palmoplantar psoriasis.

METHODOLOGY:

  • Researchers reviewed data on 330 children and youths aged 0-18 years who had received a primary psoriasis diagnosis and who were seen at an academic pediatric dermatology clinic from 2012 to 2022. Among these patients, 50 cases of palmoplantar psoriasis (PP) were identified by pediatric dermatologists.
  • The study population was stratified by race/ethnicity on the basis of self-identification. The cohort included White, Black, and Hispanic/Latino patients, as well as patients who identified as other; 71.5% were White persons, 59.1% were female patients.
  • The researchers used a regression analysis to investigate the association between race/ethnicity and PP after controlling for multiple confounding variables, including age and gender.

TAKEAWAY:

  • Black children were significantly more likely to have PP than White children (adjusted odds ratio, 6.386; P < .0001). PP was diagnosed in 41.9%, 11.5%, and 8.9% of Black, Hispanic/Latino, and White children, respectively.
  • Male gender was also identified as an independent risk factor for PP (aOR, 2.241).
  • Nail involvement occurred in significantly more Black and Hispanic/Latino patients than in White patients (53.2%, 50.0%, and 33.9%, respectively).
  • Black patients had significantly more palm and sole involvement, compared with the other groups (P < .0001 for both); however, White children had significantly more scalp involvement, compared with the other groups (P = .04).

IN PRACTICE:

“Further research is warranted to better understand the degree to which these associations are affected by racial disparities and environmental factors,” as well as potential genetic associations, the researchers noted.

SOURCE:

The corresponding author on the study was Amy Theos, MD, of the department of dermatology at the University of Alabama, Birmingham. The study was published online in Pediatric Dermatology.

LIMITATIONS:

The findings were limited by the small sample size and incomplete data for some patients.

DISCLOSURES:

The study received no outside funding. The researchers had no financial conflicts to disclose.

A version of this article first appeared on Medscape.com.

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TOPLINE:

Among pediatric patients with psoriasis, Black children and male children are significantly more likely to have palmoplantar psoriasis.

METHODOLOGY:

  • Researchers reviewed data on 330 children and youths aged 0-18 years who had received a primary psoriasis diagnosis and who were seen at an academic pediatric dermatology clinic from 2012 to 2022. Among these patients, 50 cases of palmoplantar psoriasis (PP) were identified by pediatric dermatologists.
  • The study population was stratified by race/ethnicity on the basis of self-identification. The cohort included White, Black, and Hispanic/Latino patients, as well as patients who identified as other; 71.5% were White persons, 59.1% were female patients.
  • The researchers used a regression analysis to investigate the association between race/ethnicity and PP after controlling for multiple confounding variables, including age and gender.

TAKEAWAY:

  • Black children were significantly more likely to have PP than White children (adjusted odds ratio, 6.386; P < .0001). PP was diagnosed in 41.9%, 11.5%, and 8.9% of Black, Hispanic/Latino, and White children, respectively.
  • Male gender was also identified as an independent risk factor for PP (aOR, 2.241).
  • Nail involvement occurred in significantly more Black and Hispanic/Latino patients than in White patients (53.2%, 50.0%, and 33.9%, respectively).
  • Black patients had significantly more palm and sole involvement, compared with the other groups (P < .0001 for both); however, White children had significantly more scalp involvement, compared with the other groups (P = .04).

IN PRACTICE:

“Further research is warranted to better understand the degree to which these associations are affected by racial disparities and environmental factors,” as well as potential genetic associations, the researchers noted.

SOURCE:

The corresponding author on the study was Amy Theos, MD, of the department of dermatology at the University of Alabama, Birmingham. The study was published online in Pediatric Dermatology.

LIMITATIONS:

The findings were limited by the small sample size and incomplete data for some patients.

DISCLOSURES:

The study received no outside funding. The researchers had no financial conflicts to disclose.

A version of this article first appeared on Medscape.com.

 

TOPLINE:

Among pediatric patients with psoriasis, Black children and male children are significantly more likely to have palmoplantar psoriasis.

METHODOLOGY:

  • Researchers reviewed data on 330 children and youths aged 0-18 years who had received a primary psoriasis diagnosis and who were seen at an academic pediatric dermatology clinic from 2012 to 2022. Among these patients, 50 cases of palmoplantar psoriasis (PP) were identified by pediatric dermatologists.
  • The study population was stratified by race/ethnicity on the basis of self-identification. The cohort included White, Black, and Hispanic/Latino patients, as well as patients who identified as other; 71.5% were White persons, 59.1% were female patients.
  • The researchers used a regression analysis to investigate the association between race/ethnicity and PP after controlling for multiple confounding variables, including age and gender.

TAKEAWAY:

  • Black children were significantly more likely to have PP than White children (adjusted odds ratio, 6.386; P < .0001). PP was diagnosed in 41.9%, 11.5%, and 8.9% of Black, Hispanic/Latino, and White children, respectively.
  • Male gender was also identified as an independent risk factor for PP (aOR, 2.241).
  • Nail involvement occurred in significantly more Black and Hispanic/Latino patients than in White patients (53.2%, 50.0%, and 33.9%, respectively).
  • Black patients had significantly more palm and sole involvement, compared with the other groups (P < .0001 for both); however, White children had significantly more scalp involvement, compared with the other groups (P = .04).

IN PRACTICE:

“Further research is warranted to better understand the degree to which these associations are affected by racial disparities and environmental factors,” as well as potential genetic associations, the researchers noted.

SOURCE:

The corresponding author on the study was Amy Theos, MD, of the department of dermatology at the University of Alabama, Birmingham. The study was published online in Pediatric Dermatology.

LIMITATIONS:

The findings were limited by the small sample size and incomplete data for some patients.

DISCLOSURES:

The study received no outside funding. The researchers had no financial conflicts to disclose.

A version of this article first appeared on Medscape.com.

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A 42-year-old woman presented with a few days of erosions on her buccal mucosa, tongue, and soft palate

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A fixed drug eruption (FDE) is a rare cutaneous and/or mucosal reaction caused by ingestion of a drug. This is a delayed hypersensitivity reaction in which lesions present in the same location upon repeated intake of the offending drug. The lesions typically present within 30 minutes to 8 hours of administration of the drug. These reactions can be considered allergic or pseudo-allergic, in which case, there is no notable adaptive immune response. CD8+ T cells appear to play a role in the epidermal injury via release of interferons and interactions with other inflammatory cells.

Courtesy Lucas Shapiro and Dr. Igor Chaplik

There are numerous drugs that can precipitate these findings. NSAIDs; antibiotics, such as tetracyclines, sulfonamides; and phenytoin are common offenders. In the case of our patient, naproxen was the offending medication.

The classic presentation of FDE features annular, erythematous to violaceous macules on the skin or mucosa that can be asymptomatic or can produce burning, pain, or pruritus. The most common locations include the trunk and extremities, but the palms, soles, face, scalp, and mucosa can also be impacted. The oral mucosa seems to be the most common mucosal location. Intravenous administration of a drug is associated with more severe symptoms. Systemic symptoms are typically absent, and the eruption may initially be in one location, but may appear elsewhere upon repeated exposure to the offending medication.

Dr. Donna Bilu Martin

The differential diagnosis includes arthropod bite reactions, urticaria, and erythema multiforme. Although FDEs are typically a clinical diagnosis, the histopathology will commonly show a vacuolar interface dermatitis. Furthermore, a variety of immune cells can be found, including neutrophilic, eosinophilic, and lymphocytic infiltrate. A combination of two or more histological patterns often favors the diagnosis of FDE.

Steroid creams can be prescribed to decrease the inflammatory reaction and improve symptoms; however, the definitive treatment of this condition is cessation of the offending agent. Postinflammatory hyperpigmentation is a common symptom after resolution of the condition, and it may take months to fade away. Further darkening can be prevented by practicing sun safety measures such as wearing sunblock, covering the affected areas, and avoiding prolonged sun exposure.

This case and the photos were submitted by Lucas Shapiro, BS, of Nova Southeastern University College of Osteopathic Medicine, Fort Lauderdale, Fla., and Igor Chaplik, DO, Aesthetix Dermatology, Fort Lauderdale. The column was edited by Donna Bilu Martin, MD.

Dr. Bilu Martin is a board-certified dermatologist in private practice at Premier Dermatology, MD, in Aventura, Fla. More diagnostic cases are available at mdedge.com/dermatology. To submit a case for possible publication, send an email to [email protected].

References

Shaker G et al. Cureus. 2022 Aug 23;14(8):e28299.

Srivastava R et al. Indian J Dent. 2015 Apr-Jun;6(2):103-6.

Weyers W, Metze D. Dermatol Pract Concept. 2011 Jan 31;1(1):33-47.

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A fixed drug eruption (FDE) is a rare cutaneous and/or mucosal reaction caused by ingestion of a drug. This is a delayed hypersensitivity reaction in which lesions present in the same location upon repeated intake of the offending drug. The lesions typically present within 30 minutes to 8 hours of administration of the drug. These reactions can be considered allergic or pseudo-allergic, in which case, there is no notable adaptive immune response. CD8+ T cells appear to play a role in the epidermal injury via release of interferons and interactions with other inflammatory cells.

Courtesy Lucas Shapiro and Dr. Igor Chaplik

There are numerous drugs that can precipitate these findings. NSAIDs; antibiotics, such as tetracyclines, sulfonamides; and phenytoin are common offenders. In the case of our patient, naproxen was the offending medication.

The classic presentation of FDE features annular, erythematous to violaceous macules on the skin or mucosa that can be asymptomatic or can produce burning, pain, or pruritus. The most common locations include the trunk and extremities, but the palms, soles, face, scalp, and mucosa can also be impacted. The oral mucosa seems to be the most common mucosal location. Intravenous administration of a drug is associated with more severe symptoms. Systemic symptoms are typically absent, and the eruption may initially be in one location, but may appear elsewhere upon repeated exposure to the offending medication.

Dr. Donna Bilu Martin

The differential diagnosis includes arthropod bite reactions, urticaria, and erythema multiforme. Although FDEs are typically a clinical diagnosis, the histopathology will commonly show a vacuolar interface dermatitis. Furthermore, a variety of immune cells can be found, including neutrophilic, eosinophilic, and lymphocytic infiltrate. A combination of two or more histological patterns often favors the diagnosis of FDE.

Steroid creams can be prescribed to decrease the inflammatory reaction and improve symptoms; however, the definitive treatment of this condition is cessation of the offending agent. Postinflammatory hyperpigmentation is a common symptom after resolution of the condition, and it may take months to fade away. Further darkening can be prevented by practicing sun safety measures such as wearing sunblock, covering the affected areas, and avoiding prolonged sun exposure.

This case and the photos were submitted by Lucas Shapiro, BS, of Nova Southeastern University College of Osteopathic Medicine, Fort Lauderdale, Fla., and Igor Chaplik, DO, Aesthetix Dermatology, Fort Lauderdale. The column was edited by Donna Bilu Martin, MD.

Dr. Bilu Martin is a board-certified dermatologist in private practice at Premier Dermatology, MD, in Aventura, Fla. More diagnostic cases are available at mdedge.com/dermatology. To submit a case for possible publication, send an email to [email protected].

References

Shaker G et al. Cureus. 2022 Aug 23;14(8):e28299.

Srivastava R et al. Indian J Dent. 2015 Apr-Jun;6(2):103-6.

Weyers W, Metze D. Dermatol Pract Concept. 2011 Jan 31;1(1):33-47.

A fixed drug eruption (FDE) is a rare cutaneous and/or mucosal reaction caused by ingestion of a drug. This is a delayed hypersensitivity reaction in which lesions present in the same location upon repeated intake of the offending drug. The lesions typically present within 30 minutes to 8 hours of administration of the drug. These reactions can be considered allergic or pseudo-allergic, in which case, there is no notable adaptive immune response. CD8+ T cells appear to play a role in the epidermal injury via release of interferons and interactions with other inflammatory cells.

Courtesy Lucas Shapiro and Dr. Igor Chaplik

There are numerous drugs that can precipitate these findings. NSAIDs; antibiotics, such as tetracyclines, sulfonamides; and phenytoin are common offenders. In the case of our patient, naproxen was the offending medication.

The classic presentation of FDE features annular, erythematous to violaceous macules on the skin or mucosa that can be asymptomatic or can produce burning, pain, or pruritus. The most common locations include the trunk and extremities, but the palms, soles, face, scalp, and mucosa can also be impacted. The oral mucosa seems to be the most common mucosal location. Intravenous administration of a drug is associated with more severe symptoms. Systemic symptoms are typically absent, and the eruption may initially be in one location, but may appear elsewhere upon repeated exposure to the offending medication.

Dr. Donna Bilu Martin

The differential diagnosis includes arthropod bite reactions, urticaria, and erythema multiforme. Although FDEs are typically a clinical diagnosis, the histopathology will commonly show a vacuolar interface dermatitis. Furthermore, a variety of immune cells can be found, including neutrophilic, eosinophilic, and lymphocytic infiltrate. A combination of two or more histological patterns often favors the diagnosis of FDE.

Steroid creams can be prescribed to decrease the inflammatory reaction and improve symptoms; however, the definitive treatment of this condition is cessation of the offending agent. Postinflammatory hyperpigmentation is a common symptom after resolution of the condition, and it may take months to fade away. Further darkening can be prevented by practicing sun safety measures such as wearing sunblock, covering the affected areas, and avoiding prolonged sun exposure.

This case and the photos were submitted by Lucas Shapiro, BS, of Nova Southeastern University College of Osteopathic Medicine, Fort Lauderdale, Fla., and Igor Chaplik, DO, Aesthetix Dermatology, Fort Lauderdale. The column was edited by Donna Bilu Martin, MD.

Dr. Bilu Martin is a board-certified dermatologist in private practice at Premier Dermatology, MD, in Aventura, Fla. More diagnostic cases are available at mdedge.com/dermatology. To submit a case for possible publication, send an email to [email protected].

References

Shaker G et al. Cureus. 2022 Aug 23;14(8):e28299.

Srivastava R et al. Indian J Dent. 2015 Apr-Jun;6(2):103-6.

Weyers W, Metze D. Dermatol Pract Concept. 2011 Jan 31;1(1):33-47.

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A 42-year-old woman with no significant medical history presented with a few days of erosions on her buccal mucosa, tongue, and soft palate. She was having difficulty eating. She had no other lesions on the rest of her body and was given high-dose corticosteroids with no resolution. After 3 weeks, her oral lesions resolved spontaneously. She presented 4 months later with similar oral lesions and violaceous plaques on her shins.

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Treatment of the neck and lower face with botulinum toxin

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Treatment of the platysma muscle with botulinum toxin can be considered to improve both aesthetic and mechanical properties to lift the lower third of the face, corners of the mouth, jawline, and neck.

Dr. Lily Talakoub
Dr. Lily Talakoub

The neck and the lower face are covered by thin layers of a vertical muscle, the anterior and posterior platysma muscle that is innervated by the cervical branch of the facial nerve. This muscle superficially blends with the muscles of the lower face, including the depressor anguli oris, depressor labii inferioris, mentalis, risorius, and orbicularis oris muscles. The inferior portion blends with the pectoralis and anterior deltoid muscles and lifts the skin of the neck.

Dr. Lily Talakoub
Before and after treatment of the platysmal bands with botulinum toxin

Treatment of the platysma muscle and bands with botulinum toxin is an effective treatment for aging and sagging of the lower face and neck. Although treatment techniques differ and there are currently no standardized guidelines, the treatment starts by having the patient contract the neck muscles (I have them sit upright, with their head completely straight and say “E” with force). After evaluating the tension of the muscle, the muscle should be grasped and pulled away from the neck. Botulinum toxin is injected perpendicular to the muscle, with a dose of approximately 2 units, 2 cm apart along the vertical muscle. Approximately 20-40 units are used for the anterior and lateral bands.

To balance the opposing forces of the depressors of the lower face and improve jowling and downturning of the mouth, 10-20 units are also injected subdermally 1 cm above and 1 cm below the mandibular border.



Understanding the anatomy of the face and neck is crucial to proper injection. Side effects from improper injection include dysphagia, dysphonia, asymmetric smile, and weakness of the neck muscles. It is also important to set realistic expectations and address other components of neck aging, including actinic damage, as well as submental and jowl fat. The manufacturer of onabotulinumtoxinA (Botox Cosmetic) recently announced positive results of a second phase 3 clinical trial evaluating onabotulinumtoxinA for the treatment of moderate to severe platysma prominence. Results of the multicenter, randomized, double blind, placebo-controlled study evaluated the safety and efficacy of one treatment versus placebo in 426 adults with moderate to severe platysmal prominence. The results showed statistically significant improvement of platysma prominence from baseline, based on investigator and patient assessments, with no new safety signals, according to the company. The company expects to submit phase 3 data to the Food and Drug Administration by the end of this year and if approved, it will be the first neurotoxin approved for the treatment of platysmal bands.

Dr. Talakoub is in private practice in McLean, Va. Write to her at [email protected]. She had no relevant disclosures.

References

Brandt FS, Bellman B. Dermatol Surg. 1998 Nov;24(11):1232-4.

Matarasso A et al. Plast Reconstr Surg. 1999 Feb;103(2):645-52.

Rohrich RJ et al. Plast Reconstr Surg Glob Open. 2020 Jun 23;8(6):e2812.


 

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Treatment of the platysma muscle with botulinum toxin can be considered to improve both aesthetic and mechanical properties to lift the lower third of the face, corners of the mouth, jawline, and neck.

Dr. Lily Talakoub
Dr. Lily Talakoub

The neck and the lower face are covered by thin layers of a vertical muscle, the anterior and posterior platysma muscle that is innervated by the cervical branch of the facial nerve. This muscle superficially blends with the muscles of the lower face, including the depressor anguli oris, depressor labii inferioris, mentalis, risorius, and orbicularis oris muscles. The inferior portion blends with the pectoralis and anterior deltoid muscles and lifts the skin of the neck.

Dr. Lily Talakoub
Before and after treatment of the platysmal bands with botulinum toxin

Treatment of the platysma muscle and bands with botulinum toxin is an effective treatment for aging and sagging of the lower face and neck. Although treatment techniques differ and there are currently no standardized guidelines, the treatment starts by having the patient contract the neck muscles (I have them sit upright, with their head completely straight and say “E” with force). After evaluating the tension of the muscle, the muscle should be grasped and pulled away from the neck. Botulinum toxin is injected perpendicular to the muscle, with a dose of approximately 2 units, 2 cm apart along the vertical muscle. Approximately 20-40 units are used for the anterior and lateral bands.

To balance the opposing forces of the depressors of the lower face and improve jowling and downturning of the mouth, 10-20 units are also injected subdermally 1 cm above and 1 cm below the mandibular border.



Understanding the anatomy of the face and neck is crucial to proper injection. Side effects from improper injection include dysphagia, dysphonia, asymmetric smile, and weakness of the neck muscles. It is also important to set realistic expectations and address other components of neck aging, including actinic damage, as well as submental and jowl fat. The manufacturer of onabotulinumtoxinA (Botox Cosmetic) recently announced positive results of a second phase 3 clinical trial evaluating onabotulinumtoxinA for the treatment of moderate to severe platysma prominence. Results of the multicenter, randomized, double blind, placebo-controlled study evaluated the safety and efficacy of one treatment versus placebo in 426 adults with moderate to severe platysmal prominence. The results showed statistically significant improvement of platysma prominence from baseline, based on investigator and patient assessments, with no new safety signals, according to the company. The company expects to submit phase 3 data to the Food and Drug Administration by the end of this year and if approved, it will be the first neurotoxin approved for the treatment of platysmal bands.

Dr. Talakoub is in private practice in McLean, Va. Write to her at [email protected]. She had no relevant disclosures.

References

Brandt FS, Bellman B. Dermatol Surg. 1998 Nov;24(11):1232-4.

Matarasso A et al. Plast Reconstr Surg. 1999 Feb;103(2):645-52.

Rohrich RJ et al. Plast Reconstr Surg Glob Open. 2020 Jun 23;8(6):e2812.


 

Treatment of the platysma muscle with botulinum toxin can be considered to improve both aesthetic and mechanical properties to lift the lower third of the face, corners of the mouth, jawline, and neck.

Dr. Lily Talakoub
Dr. Lily Talakoub

The neck and the lower face are covered by thin layers of a vertical muscle, the anterior and posterior platysma muscle that is innervated by the cervical branch of the facial nerve. This muscle superficially blends with the muscles of the lower face, including the depressor anguli oris, depressor labii inferioris, mentalis, risorius, and orbicularis oris muscles. The inferior portion blends with the pectoralis and anterior deltoid muscles and lifts the skin of the neck.

Dr. Lily Talakoub
Before and after treatment of the platysmal bands with botulinum toxin

Treatment of the platysma muscle and bands with botulinum toxin is an effective treatment for aging and sagging of the lower face and neck. Although treatment techniques differ and there are currently no standardized guidelines, the treatment starts by having the patient contract the neck muscles (I have them sit upright, with their head completely straight and say “E” with force). After evaluating the tension of the muscle, the muscle should be grasped and pulled away from the neck. Botulinum toxin is injected perpendicular to the muscle, with a dose of approximately 2 units, 2 cm apart along the vertical muscle. Approximately 20-40 units are used for the anterior and lateral bands.

To balance the opposing forces of the depressors of the lower face and improve jowling and downturning of the mouth, 10-20 units are also injected subdermally 1 cm above and 1 cm below the mandibular border.



Understanding the anatomy of the face and neck is crucial to proper injection. Side effects from improper injection include dysphagia, dysphonia, asymmetric smile, and weakness of the neck muscles. It is also important to set realistic expectations and address other components of neck aging, including actinic damage, as well as submental and jowl fat. The manufacturer of onabotulinumtoxinA (Botox Cosmetic) recently announced positive results of a second phase 3 clinical trial evaluating onabotulinumtoxinA for the treatment of moderate to severe platysma prominence. Results of the multicenter, randomized, double blind, placebo-controlled study evaluated the safety and efficacy of one treatment versus placebo in 426 adults with moderate to severe platysmal prominence. The results showed statistically significant improvement of platysma prominence from baseline, based on investigator and patient assessments, with no new safety signals, according to the company. The company expects to submit phase 3 data to the Food and Drug Administration by the end of this year and if approved, it will be the first neurotoxin approved for the treatment of platysmal bands.

Dr. Talakoub is in private practice in McLean, Va. Write to her at [email protected]. She had no relevant disclosures.

References

Brandt FS, Bellman B. Dermatol Surg. 1998 Nov;24(11):1232-4.

Matarasso A et al. Plast Reconstr Surg. 1999 Feb;103(2):645-52.

Rohrich RJ et al. Plast Reconstr Surg Glob Open. 2020 Jun 23;8(6):e2812.


 

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Patch testing finds higher prevalence of ACD among children with AD

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Children with atopic dermatitis (AD) were significantly more likely to have positive patch test results than were children without AD, according to a study of over 900 children evaluated for allergic contact dermatitis (ACD) with patch testing, a finding that investigators say underscores the value of considering ACD in patients with AD and referring more children for testing.

ACD is underdetected in children with AD. In some cases, it may be misconstrued to be AD, and patch testing, the gold standard for diagnosing ACD, is often not performed, said senior author JiaDe Yu, MD, MS, a pediatric dermatologist and director of contact and occupational dermatology at Massachusetts General Hospital, Boston, and his co-authors, in the study published in the Journal of the American Academy of Dermatology.

Dr. JiaDe Yu
Dr. JiaDe Yu


Dr. Yu and his colleagues utilized a database in which dermatologists and some allergists, all of whom had substantive experience in patch testing and in diagnosing and managing ACD in children, entered information about children who were referred to them for testing.

Of 912 children referred for patch testing between 2018 and 2022 from 14 geographically diverse centers in the United States (615 with AD and 297 without AD), those with AD were more likely to have more than one positive reaction (odds radio, 1.57; 95% confidence interval, 1.14-2.14; P = .005) and had a greater number of positive results overall (2.3 vs. 1.9; P = .012).

AD and ACD both present with red, itchy, eczema-like patches and plaques and can be “really hard to differentiate,” Dr. Yu said in an interview.

“Not everybody with AD needs patch testing,” he said, “but I do think some [patients] who have rashes in unusual locations or rashes that don’t seem to improve within an appropriate amount of time to topical medications ... are the children who probably should have patch testing.”

Candidates for patch testing include children with AD who present with isolated head or neck, hand or foot, or anal or genital dermatitis, Dr. Yu and his colleagues write in the study. In addition, Dr. Yu said in the interview, “if you have a child who has AD that involves the elbow and back of the knees but then they get new-onset facial dermatitis, say, or new-onset eyelid dermatitis ... there’s [significant] value in patch testing.”

Children with AD in the study had a more generalized distribution of dermatitis and were significantly less likely to have dermatitis affecting the anal or genital region, the authors note in the study.

Asked to comment on the results, Jennifer Perryman, MD, a dermatologist at UCHealth, Greeley, Colo., who performs patch testing in children and adults, said that ACD is indeed “often underdiagnosed” in children with AD, and the study “solidifies” the importance of considering ACD in this population.

UCHealth
Dr. Jennifer Perryman


“Clinicians should think about testing children when AD is [not well controlled or] is getting worse, is in an atypical distribution, or if they are considering systemic treatment,” she said in an e-mail.

“I tell my patients, ‘I know you have AD, but you could also have comorbid ACD, and if we can find and control that, we can make you better without adding more to your routine, medications, etc.’ ” said Dr. Perryman, who was not involved in the research.
 
 

 

Top allergens

The top 10 allergens between children with and without AD were largely similar, the authors of the study report. Nickel was the most common allergen identified in both groups, and cobalt was in the top five for both groups. Fragrances (including hydroperoxides of linalool), preservatives (including methylisothiazolinone [MI]), and neomycin ranked in the top 10 in both groups, though prevalence differed.

MI, a preservative frequently used in personal care products and in other products like school glue and paint, was the second most common allergen identified in children with AD. Allergy to MI has “recently become an epidemic in the United States, with rapidly increasing prevalence and importance as a source of ACD among both children and adults,” the authors note.

Children with AD were significantly more likely, however, to have ACD to bacitracin (OR, 3.23; P = .030) and to cocamidopropyl betaine (OR, 3.69; P = .0007), the latter of which is a popular surfactant used in “baby” and “gentle” skincare products. This is unsurprising, given that children with AD are “more often exposed to a myriad of topical treatments,” Dr. Yu and his colleagues write.

Although not a top 10 allergen for either group, ACD to “carba mix,” a combination of three chemicals used to make medical adhesives and other rubber products (such as pacifiers, toys, school supplies, and rubber gloves) was significantly more common in children with AD than in those without (OR, 3.36; P = .025).

Among other findings from the study: Children with AD were more likely to have a longer history of dermatitis (4.1 vs. 1.6 years, P < .0001) prior to patch testing. Testing occurred at a mean age of 11 and 12.3 years for children with and without AD, respectively.

The number of allergens tested and the patch testing series chosen per patient were “not statistically different” between the children with and without AD, the researchers report.

Patch testing availability

Clinicians may be hesitant to subject a child to patch testing, but the process is well tolerated in most children, Dr. Perryman said. She uses a modified panel for children that omits less relevant allergens and usually limits patch testing to age 2 years or older due to a young child’s smaller surface area.

Dr. Yu, who developed an interest in patch testing during his residency at the Medical College of Wisconsin, Milwaukee, where he worked with a patch-testing expert, will test children as young as 3-4 months with a “small selection of patches.”

The challenge with a call for more patch testing is a shortage of trained physicians. “In all of Boston, where we have hundreds of dermatologists, there are only about four of us who really do patch testing. My wait time is about 6 months,” said Dr. Yu, who is also an assistant professor at Harvard Medical School, Boston.

Allergists at Massachusetts General Hospital do “some patch testing ... but they refer a lot of the most complicated cases to me,” he said, noting that patch testing and management of ACD involves detailed counseling for patients about avoidance of allergens. “Overall dermatologists represent the largest group of doctors who have proficiency in patch testing, and there just aren’t many of us.”

Dr. Perryman also said that patch testing is often performed by dermatologists who specialize in treating ACD and AD, though there seems to be “regional variance” in the level of involvement of dermatologists and allergists in patch testing.

Not all residency programs have hands-on patch testing opportunities, Dr. Yu said. A study published in Dermatitis, which he co-authored, showed that in 2020, 47.5% of dermatology residency programs had formal patch testing rotations. This represented improvement but is still not enough, he said.

The American Contact Dermatitis Society offers patch-testing mentorship programs, and the American Academy of Dermatology has recently begun offered a patch testing workshop at its annual meetings, said Dr. Yu, who received 4 weeks of training in the Society’s mentorship program and is now involved in the American Academy of Dermatology’s workshops and as a trainer/lecturer at the Contact Dermatitis Institute.

The study was supported by the Dermatology Foundation. Dr. Yu and his co-investigators reported no conflicts of interest. Dr. Perryman had no disclosures.

A version of this article first appeared on Medscape.com.

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Children with atopic dermatitis (AD) were significantly more likely to have positive patch test results than were children without AD, according to a study of over 900 children evaluated for allergic contact dermatitis (ACD) with patch testing, a finding that investigators say underscores the value of considering ACD in patients with AD and referring more children for testing.

ACD is underdetected in children with AD. In some cases, it may be misconstrued to be AD, and patch testing, the gold standard for diagnosing ACD, is often not performed, said senior author JiaDe Yu, MD, MS, a pediatric dermatologist and director of contact and occupational dermatology at Massachusetts General Hospital, Boston, and his co-authors, in the study published in the Journal of the American Academy of Dermatology.

Dr. JiaDe Yu
Dr. JiaDe Yu


Dr. Yu and his colleagues utilized a database in which dermatologists and some allergists, all of whom had substantive experience in patch testing and in diagnosing and managing ACD in children, entered information about children who were referred to them for testing.

Of 912 children referred for patch testing between 2018 and 2022 from 14 geographically diverse centers in the United States (615 with AD and 297 without AD), those with AD were more likely to have more than one positive reaction (odds radio, 1.57; 95% confidence interval, 1.14-2.14; P = .005) and had a greater number of positive results overall (2.3 vs. 1.9; P = .012).

AD and ACD both present with red, itchy, eczema-like patches and plaques and can be “really hard to differentiate,” Dr. Yu said in an interview.

“Not everybody with AD needs patch testing,” he said, “but I do think some [patients] who have rashes in unusual locations or rashes that don’t seem to improve within an appropriate amount of time to topical medications ... are the children who probably should have patch testing.”

Candidates for patch testing include children with AD who present with isolated head or neck, hand or foot, or anal or genital dermatitis, Dr. Yu and his colleagues write in the study. In addition, Dr. Yu said in the interview, “if you have a child who has AD that involves the elbow and back of the knees but then they get new-onset facial dermatitis, say, or new-onset eyelid dermatitis ... there’s [significant] value in patch testing.”

Children with AD in the study had a more generalized distribution of dermatitis and were significantly less likely to have dermatitis affecting the anal or genital region, the authors note in the study.

Asked to comment on the results, Jennifer Perryman, MD, a dermatologist at UCHealth, Greeley, Colo., who performs patch testing in children and adults, said that ACD is indeed “often underdiagnosed” in children with AD, and the study “solidifies” the importance of considering ACD in this population.

UCHealth
Dr. Jennifer Perryman


“Clinicians should think about testing children when AD is [not well controlled or] is getting worse, is in an atypical distribution, or if they are considering systemic treatment,” she said in an e-mail.

“I tell my patients, ‘I know you have AD, but you could also have comorbid ACD, and if we can find and control that, we can make you better without adding more to your routine, medications, etc.’ ” said Dr. Perryman, who was not involved in the research.
 
 

 

Top allergens

The top 10 allergens between children with and without AD were largely similar, the authors of the study report. Nickel was the most common allergen identified in both groups, and cobalt was in the top five for both groups. Fragrances (including hydroperoxides of linalool), preservatives (including methylisothiazolinone [MI]), and neomycin ranked in the top 10 in both groups, though prevalence differed.

MI, a preservative frequently used in personal care products and in other products like school glue and paint, was the second most common allergen identified in children with AD. Allergy to MI has “recently become an epidemic in the United States, with rapidly increasing prevalence and importance as a source of ACD among both children and adults,” the authors note.

Children with AD were significantly more likely, however, to have ACD to bacitracin (OR, 3.23; P = .030) and to cocamidopropyl betaine (OR, 3.69; P = .0007), the latter of which is a popular surfactant used in “baby” and “gentle” skincare products. This is unsurprising, given that children with AD are “more often exposed to a myriad of topical treatments,” Dr. Yu and his colleagues write.

Although not a top 10 allergen for either group, ACD to “carba mix,” a combination of three chemicals used to make medical adhesives and other rubber products (such as pacifiers, toys, school supplies, and rubber gloves) was significantly more common in children with AD than in those without (OR, 3.36; P = .025).

Among other findings from the study: Children with AD were more likely to have a longer history of dermatitis (4.1 vs. 1.6 years, P < .0001) prior to patch testing. Testing occurred at a mean age of 11 and 12.3 years for children with and without AD, respectively.

The number of allergens tested and the patch testing series chosen per patient were “not statistically different” between the children with and without AD, the researchers report.

Patch testing availability

Clinicians may be hesitant to subject a child to patch testing, but the process is well tolerated in most children, Dr. Perryman said. She uses a modified panel for children that omits less relevant allergens and usually limits patch testing to age 2 years or older due to a young child’s smaller surface area.

Dr. Yu, who developed an interest in patch testing during his residency at the Medical College of Wisconsin, Milwaukee, where he worked with a patch-testing expert, will test children as young as 3-4 months with a “small selection of patches.”

The challenge with a call for more patch testing is a shortage of trained physicians. “In all of Boston, where we have hundreds of dermatologists, there are only about four of us who really do patch testing. My wait time is about 6 months,” said Dr. Yu, who is also an assistant professor at Harvard Medical School, Boston.

Allergists at Massachusetts General Hospital do “some patch testing ... but they refer a lot of the most complicated cases to me,” he said, noting that patch testing and management of ACD involves detailed counseling for patients about avoidance of allergens. “Overall dermatologists represent the largest group of doctors who have proficiency in patch testing, and there just aren’t many of us.”

Dr. Perryman also said that patch testing is often performed by dermatologists who specialize in treating ACD and AD, though there seems to be “regional variance” in the level of involvement of dermatologists and allergists in patch testing.

Not all residency programs have hands-on patch testing opportunities, Dr. Yu said. A study published in Dermatitis, which he co-authored, showed that in 2020, 47.5% of dermatology residency programs had formal patch testing rotations. This represented improvement but is still not enough, he said.

The American Contact Dermatitis Society offers patch-testing mentorship programs, and the American Academy of Dermatology has recently begun offered a patch testing workshop at its annual meetings, said Dr. Yu, who received 4 weeks of training in the Society’s mentorship program and is now involved in the American Academy of Dermatology’s workshops and as a trainer/lecturer at the Contact Dermatitis Institute.

The study was supported by the Dermatology Foundation. Dr. Yu and his co-investigators reported no conflicts of interest. Dr. Perryman had no disclosures.

A version of this article first appeared on Medscape.com.

Children with atopic dermatitis (AD) were significantly more likely to have positive patch test results than were children without AD, according to a study of over 900 children evaluated for allergic contact dermatitis (ACD) with patch testing, a finding that investigators say underscores the value of considering ACD in patients with AD and referring more children for testing.

ACD is underdetected in children with AD. In some cases, it may be misconstrued to be AD, and patch testing, the gold standard for diagnosing ACD, is often not performed, said senior author JiaDe Yu, MD, MS, a pediatric dermatologist and director of contact and occupational dermatology at Massachusetts General Hospital, Boston, and his co-authors, in the study published in the Journal of the American Academy of Dermatology.

Dr. JiaDe Yu
Dr. JiaDe Yu


Dr. Yu and his colleagues utilized a database in which dermatologists and some allergists, all of whom had substantive experience in patch testing and in diagnosing and managing ACD in children, entered information about children who were referred to them for testing.

Of 912 children referred for patch testing between 2018 and 2022 from 14 geographically diverse centers in the United States (615 with AD and 297 without AD), those with AD were more likely to have more than one positive reaction (odds radio, 1.57; 95% confidence interval, 1.14-2.14; P = .005) and had a greater number of positive results overall (2.3 vs. 1.9; P = .012).

AD and ACD both present with red, itchy, eczema-like patches and plaques and can be “really hard to differentiate,” Dr. Yu said in an interview.

“Not everybody with AD needs patch testing,” he said, “but I do think some [patients] who have rashes in unusual locations or rashes that don’t seem to improve within an appropriate amount of time to topical medications ... are the children who probably should have patch testing.”

Candidates for patch testing include children with AD who present with isolated head or neck, hand or foot, or anal or genital dermatitis, Dr. Yu and his colleagues write in the study. In addition, Dr. Yu said in the interview, “if you have a child who has AD that involves the elbow and back of the knees but then they get new-onset facial dermatitis, say, or new-onset eyelid dermatitis ... there’s [significant] value in patch testing.”

Children with AD in the study had a more generalized distribution of dermatitis and were significantly less likely to have dermatitis affecting the anal or genital region, the authors note in the study.

Asked to comment on the results, Jennifer Perryman, MD, a dermatologist at UCHealth, Greeley, Colo., who performs patch testing in children and adults, said that ACD is indeed “often underdiagnosed” in children with AD, and the study “solidifies” the importance of considering ACD in this population.

UCHealth
Dr. Jennifer Perryman


“Clinicians should think about testing children when AD is [not well controlled or] is getting worse, is in an atypical distribution, or if they are considering systemic treatment,” she said in an e-mail.

“I tell my patients, ‘I know you have AD, but you could also have comorbid ACD, and if we can find and control that, we can make you better without adding more to your routine, medications, etc.’ ” said Dr. Perryman, who was not involved in the research.
 
 

 

Top allergens

The top 10 allergens between children with and without AD were largely similar, the authors of the study report. Nickel was the most common allergen identified in both groups, and cobalt was in the top five for both groups. Fragrances (including hydroperoxides of linalool), preservatives (including methylisothiazolinone [MI]), and neomycin ranked in the top 10 in both groups, though prevalence differed.

MI, a preservative frequently used in personal care products and in other products like school glue and paint, was the second most common allergen identified in children with AD. Allergy to MI has “recently become an epidemic in the United States, with rapidly increasing prevalence and importance as a source of ACD among both children and adults,” the authors note.

Children with AD were significantly more likely, however, to have ACD to bacitracin (OR, 3.23; P = .030) and to cocamidopropyl betaine (OR, 3.69; P = .0007), the latter of which is a popular surfactant used in “baby” and “gentle” skincare products. This is unsurprising, given that children with AD are “more often exposed to a myriad of topical treatments,” Dr. Yu and his colleagues write.

Although not a top 10 allergen for either group, ACD to “carba mix,” a combination of three chemicals used to make medical adhesives and other rubber products (such as pacifiers, toys, school supplies, and rubber gloves) was significantly more common in children with AD than in those without (OR, 3.36; P = .025).

Among other findings from the study: Children with AD were more likely to have a longer history of dermatitis (4.1 vs. 1.6 years, P < .0001) prior to patch testing. Testing occurred at a mean age of 11 and 12.3 years for children with and without AD, respectively.

The number of allergens tested and the patch testing series chosen per patient were “not statistically different” between the children with and without AD, the researchers report.

Patch testing availability

Clinicians may be hesitant to subject a child to patch testing, but the process is well tolerated in most children, Dr. Perryman said. She uses a modified panel for children that omits less relevant allergens and usually limits patch testing to age 2 years or older due to a young child’s smaller surface area.

Dr. Yu, who developed an interest in patch testing during his residency at the Medical College of Wisconsin, Milwaukee, where he worked with a patch-testing expert, will test children as young as 3-4 months with a “small selection of patches.”

The challenge with a call for more patch testing is a shortage of trained physicians. “In all of Boston, where we have hundreds of dermatologists, there are only about four of us who really do patch testing. My wait time is about 6 months,” said Dr. Yu, who is also an assistant professor at Harvard Medical School, Boston.

Allergists at Massachusetts General Hospital do “some patch testing ... but they refer a lot of the most complicated cases to me,” he said, noting that patch testing and management of ACD involves detailed counseling for patients about avoidance of allergens. “Overall dermatologists represent the largest group of doctors who have proficiency in patch testing, and there just aren’t many of us.”

Dr. Perryman also said that patch testing is often performed by dermatologists who specialize in treating ACD and AD, though there seems to be “regional variance” in the level of involvement of dermatologists and allergists in patch testing.

Not all residency programs have hands-on patch testing opportunities, Dr. Yu said. A study published in Dermatitis, which he co-authored, showed that in 2020, 47.5% of dermatology residency programs had formal patch testing rotations. This represented improvement but is still not enough, he said.

The American Contact Dermatitis Society offers patch-testing mentorship programs, and the American Academy of Dermatology has recently begun offered a patch testing workshop at its annual meetings, said Dr. Yu, who received 4 weeks of training in the Society’s mentorship program and is now involved in the American Academy of Dermatology’s workshops and as a trainer/lecturer at the Contact Dermatitis Institute.

The study was supported by the Dermatology Foundation. Dr. Yu and his co-investigators reported no conflicts of interest. Dr. Perryman had no disclosures.

A version of this article first appeared on Medscape.com.

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FROM THE JOURNAL OF THE AMERICAN ACADEMY OF DERMATOLOGY

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Anti-acid meds lower strength of systemic sclerosis drug

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TOPLINE:

Anti-acid drugs used by patients with systemic sclerosis reduce the bioavailability of mycophenolate mofetil (MMF).

METHODOLOGY:

  • Researchers conducted an open-label, pragmatic crossover study of 20 patients (all female) with systemic sclerosis at a single center who were on a stable MMF dose (1.5-2 g/day) for the last 3 months or more.
  • Participants sequentially took MMF alone for 1 month, then with the H2 receptor blocker (HRB) ranitidine 300 mg/day in the second month, then with the proton pump inhibitor (PPI) esomeprazole 40 mg/day in the third month.
  • Researchers measured the bioavailability of MMF in the patients during treatment with ranitidine or esomeprazole and the impact of the drugs on the total GI score of the UCLA Scleroderma Clinical Trial Consortium Gastrointestinal Tract 2.0 instrument.
  • Patients were excluded if they were receiving co-prescription of cholestyramine, magnesium- or aluminum-containing antacids, and rifampicin; taking prednisolone-equivalent dose > 5 mg/day; taking MMF plus a PPI or an HRB at baseline; living with chronic kidney disease with a glomerular filtration rate < 30 mL/min; positive for HIV, HCV, or HBV; or living with end-stage lung disease or gastroduodenal ulcers.

TAKEAWAY:

  • Mean estimated 12-hour area under curve levels of mycophenolic acid dropped by 32.7% (mean difference = 22.28 mcg h mL–1) when patients added esomeprazole, and they dipped by 21.97% (mean difference = 14.93 mcg h mL–1) when they added ranitidine vs. MMF alone.
  • The pharmacokinetic parameter T-max did not differ significantly between MMF alone vs. MMF plus ranitidine but was significantly different with esomeprazole. C-max significantly declined with administration of ranitidine or esomeprazole vs. MMF alone.
  • Total GI scores dipped when patients added esomeprazole or ranitidine.

IN PRACTICE:

In patients with significant gastroesophageal reflux disease symptoms who need to take MMF, management options may include monitoring MMF drug levels, switching to enteric-coated mycophenolate sodium, and spacing doses with anti-acid drugs.

SOURCE:

Glaxon Alex, MD, and colleagues from the Center for Arthritis and Rheumatism Excellence in Kochi, India, conducted the study, which was published online in Seminars in Arthritis & Rheumatism.

LIMITATIONS:

The sample size is small, and the optimum dose of MMF is unknown.

DISCLOSURES:

The study had no outside funding. The authors report no relevant financial relationships.

A version of this article first appeared on Medscape.com.

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TOPLINE:

Anti-acid drugs used by patients with systemic sclerosis reduce the bioavailability of mycophenolate mofetil (MMF).

METHODOLOGY:

  • Researchers conducted an open-label, pragmatic crossover study of 20 patients (all female) with systemic sclerosis at a single center who were on a stable MMF dose (1.5-2 g/day) for the last 3 months or more.
  • Participants sequentially took MMF alone for 1 month, then with the H2 receptor blocker (HRB) ranitidine 300 mg/day in the second month, then with the proton pump inhibitor (PPI) esomeprazole 40 mg/day in the third month.
  • Researchers measured the bioavailability of MMF in the patients during treatment with ranitidine or esomeprazole and the impact of the drugs on the total GI score of the UCLA Scleroderma Clinical Trial Consortium Gastrointestinal Tract 2.0 instrument.
  • Patients were excluded if they were receiving co-prescription of cholestyramine, magnesium- or aluminum-containing antacids, and rifampicin; taking prednisolone-equivalent dose > 5 mg/day; taking MMF plus a PPI or an HRB at baseline; living with chronic kidney disease with a glomerular filtration rate < 30 mL/min; positive for HIV, HCV, or HBV; or living with end-stage lung disease or gastroduodenal ulcers.

TAKEAWAY:

  • Mean estimated 12-hour area under curve levels of mycophenolic acid dropped by 32.7% (mean difference = 22.28 mcg h mL–1) when patients added esomeprazole, and they dipped by 21.97% (mean difference = 14.93 mcg h mL–1) when they added ranitidine vs. MMF alone.
  • The pharmacokinetic parameter T-max did not differ significantly between MMF alone vs. MMF plus ranitidine but was significantly different with esomeprazole. C-max significantly declined with administration of ranitidine or esomeprazole vs. MMF alone.
  • Total GI scores dipped when patients added esomeprazole or ranitidine.

IN PRACTICE:

In patients with significant gastroesophageal reflux disease symptoms who need to take MMF, management options may include monitoring MMF drug levels, switching to enteric-coated mycophenolate sodium, and spacing doses with anti-acid drugs.

SOURCE:

Glaxon Alex, MD, and colleagues from the Center for Arthritis and Rheumatism Excellence in Kochi, India, conducted the study, which was published online in Seminars in Arthritis & Rheumatism.

LIMITATIONS:

The sample size is small, and the optimum dose of MMF is unknown.

DISCLOSURES:

The study had no outside funding. The authors report no relevant financial relationships.

A version of this article first appeared on Medscape.com.

 

TOPLINE:

Anti-acid drugs used by patients with systemic sclerosis reduce the bioavailability of mycophenolate mofetil (MMF).

METHODOLOGY:

  • Researchers conducted an open-label, pragmatic crossover study of 20 patients (all female) with systemic sclerosis at a single center who were on a stable MMF dose (1.5-2 g/day) for the last 3 months or more.
  • Participants sequentially took MMF alone for 1 month, then with the H2 receptor blocker (HRB) ranitidine 300 mg/day in the second month, then with the proton pump inhibitor (PPI) esomeprazole 40 mg/day in the third month.
  • Researchers measured the bioavailability of MMF in the patients during treatment with ranitidine or esomeprazole and the impact of the drugs on the total GI score of the UCLA Scleroderma Clinical Trial Consortium Gastrointestinal Tract 2.0 instrument.
  • Patients were excluded if they were receiving co-prescription of cholestyramine, magnesium- or aluminum-containing antacids, and rifampicin; taking prednisolone-equivalent dose > 5 mg/day; taking MMF plus a PPI or an HRB at baseline; living with chronic kidney disease with a glomerular filtration rate < 30 mL/min; positive for HIV, HCV, or HBV; or living with end-stage lung disease or gastroduodenal ulcers.

TAKEAWAY:

  • Mean estimated 12-hour area under curve levels of mycophenolic acid dropped by 32.7% (mean difference = 22.28 mcg h mL–1) when patients added esomeprazole, and they dipped by 21.97% (mean difference = 14.93 mcg h mL–1) when they added ranitidine vs. MMF alone.
  • The pharmacokinetic parameter T-max did not differ significantly between MMF alone vs. MMF plus ranitidine but was significantly different with esomeprazole. C-max significantly declined with administration of ranitidine or esomeprazole vs. MMF alone.
  • Total GI scores dipped when patients added esomeprazole or ranitidine.

IN PRACTICE:

In patients with significant gastroesophageal reflux disease symptoms who need to take MMF, management options may include monitoring MMF drug levels, switching to enteric-coated mycophenolate sodium, and spacing doses with anti-acid drugs.

SOURCE:

Glaxon Alex, MD, and colleagues from the Center for Arthritis and Rheumatism Excellence in Kochi, India, conducted the study, which was published online in Seminars in Arthritis & Rheumatism.

LIMITATIONS:

The sample size is small, and the optimum dose of MMF is unknown.

DISCLOSURES:

The study had no outside funding. The authors report no relevant financial relationships.

A version of this article first appeared on Medscape.com.

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Every click you make, the EHR is watching you

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This transcript has been edited for clarity.

When I close my eyes and imagine what it is I do for a living, I see a computer screen.

I’m primarily a clinical researcher, so much of what I do is looking at statistical software, or, more recently, writing grant applications. But even when I think of my clinical duties, I see that computer screen.

The reason? The electronic health record (EHR) – the hot, beating heart of medical care in the modern era. Our most powerful tool and our greatest enemy.

The EHR records everything – not just the vital signs and lab values of our patients, not just our notes and billing codes. Everything. Every interaction we have is tracked and can be analyzed. The EHR is basically Sting in the song “Every Breath You Take.” Every click you make, it is watching you.

Researchers are leveraging that panopticon to give insight into something we don’t talk about frequently: the issue of racial bias in medicine. Is our true nature revealed by our interactions with the EHR?

We’re talking about this study in JAMA Network Open.

Researchers leveraged huge amounts of EHR data from two big academic medical centers, Vanderbilt University Medical Center and Northwestern University Medical Center. All told, there are data from nearly 250,000 hospitalizations here.

The researchers created a metric for EHR engagement. Basically, they summed the amount of clicks and other EHR interactions that occurred during the hospitalization, divided by the length of stay in days, to create a sort of average “engagement per day” metric. This number was categorized into four groups: low engagement, medium engagement, high engagement, and very high engagement.

courtesy Dr. F. Perry Wilson


What factors would predict higher engagement? Well, at Vanderbilt there was less engagement with the EHRs of patients who identified as Black, Hispanic, or “other” race. Similar differences were present at Northwestern, except among Black patients who actually got a bit more engagement.

courtesy JAMA Network Open


So, right away we need to be concerned about the obvious implications. Less engagement with the EHR may mean lower-quality care, right? Less attention to medical issues. And if that differs systematically by race, that’s a problem.

But we need to be careful here, because engagement in the health record is not random. Many factors would lead you to spend more time in one patient’s chart vs. another. Medical complexity is the most obvious one. The authors did their best to account for this, adjusting for patients’ age, sex, insurance status, comorbidity score, and social deprivation index based on their ZIP code. But notably, they did not account for the acuity of illness during the hospitalization. If individuals identifying as a minority were, all else being equal, less likely to be severely ill by the time they were hospitalized, you might see results like this.

The authors also restrict their analysis to individuals who were discharged alive. I’m not entirely clear why they made this choice. Most people don’t die in the hospital; the inpatient mortality rate at most centers is 1%-1.5%. But excluding those patients could potentially bias these results, especially if race is, all else being equal, a predictor of inpatient mortality, as some studies have shown.

But the truth is, these data aren’t coming out of nowhere; they don’t exist in a vacuum. Numerous studies demonstrate different intensity of care among minority vs. nonminority individuals. There is this study, which shows that minority populations are less likely to be placed on the liver transplant waitlist.

There is this study, which found that minority kids with type 1 diabetes were less likely to get insulin pumps than were their White counterparts. And this one, which showed that kids with acute appendicitis were less likely to get pain-control medications if they were Black.

This study shows that although life expectancy decreased across all races during the pandemic, it decreased the most among minority populations.

courtesy Centers for Disease Control and Prevention


This list goes on. It’s why the CDC has called racism a “fundamental cause of ... disease.”

So, yes, it is clear that there are racial disparities in health care outcomes. It is clear that there are racial disparities in treatments. It is also clear that virtually every physician believes they deliver equitable care. Somewhere, this disconnect arises. Could the actions we take in the EHR reveal the unconscious biases we have? Does the all-seeing eye of the EHR see not only into our brains but into our hearts? And if it can, are we ready to confront what it sees?

F. Perry Wilson, MD, MSCE, is associate professor of medicine and public health and director of Yale’s Clinical and Translational Research Accelerator in New Haven, Conn. He reported no conflicts of interest.

A version of this article first appeared on Medscape.com.

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This transcript has been edited for clarity.

When I close my eyes and imagine what it is I do for a living, I see a computer screen.

I’m primarily a clinical researcher, so much of what I do is looking at statistical software, or, more recently, writing grant applications. But even when I think of my clinical duties, I see that computer screen.

The reason? The electronic health record (EHR) – the hot, beating heart of medical care in the modern era. Our most powerful tool and our greatest enemy.

The EHR records everything – not just the vital signs and lab values of our patients, not just our notes and billing codes. Everything. Every interaction we have is tracked and can be analyzed. The EHR is basically Sting in the song “Every Breath You Take.” Every click you make, it is watching you.

Researchers are leveraging that panopticon to give insight into something we don’t talk about frequently: the issue of racial bias in medicine. Is our true nature revealed by our interactions with the EHR?

We’re talking about this study in JAMA Network Open.

Researchers leveraged huge amounts of EHR data from two big academic medical centers, Vanderbilt University Medical Center and Northwestern University Medical Center. All told, there are data from nearly 250,000 hospitalizations here.

The researchers created a metric for EHR engagement. Basically, they summed the amount of clicks and other EHR interactions that occurred during the hospitalization, divided by the length of stay in days, to create a sort of average “engagement per day” metric. This number was categorized into four groups: low engagement, medium engagement, high engagement, and very high engagement.

courtesy Dr. F. Perry Wilson


What factors would predict higher engagement? Well, at Vanderbilt there was less engagement with the EHRs of patients who identified as Black, Hispanic, or “other” race. Similar differences were present at Northwestern, except among Black patients who actually got a bit more engagement.

courtesy JAMA Network Open


So, right away we need to be concerned about the obvious implications. Less engagement with the EHR may mean lower-quality care, right? Less attention to medical issues. And if that differs systematically by race, that’s a problem.

But we need to be careful here, because engagement in the health record is not random. Many factors would lead you to spend more time in one patient’s chart vs. another. Medical complexity is the most obvious one. The authors did their best to account for this, adjusting for patients’ age, sex, insurance status, comorbidity score, and social deprivation index based on their ZIP code. But notably, they did not account for the acuity of illness during the hospitalization. If individuals identifying as a minority were, all else being equal, less likely to be severely ill by the time they were hospitalized, you might see results like this.

The authors also restrict their analysis to individuals who were discharged alive. I’m not entirely clear why they made this choice. Most people don’t die in the hospital; the inpatient mortality rate at most centers is 1%-1.5%. But excluding those patients could potentially bias these results, especially if race is, all else being equal, a predictor of inpatient mortality, as some studies have shown.

But the truth is, these data aren’t coming out of nowhere; they don’t exist in a vacuum. Numerous studies demonstrate different intensity of care among minority vs. nonminority individuals. There is this study, which shows that minority populations are less likely to be placed on the liver transplant waitlist.

There is this study, which found that minority kids with type 1 diabetes were less likely to get insulin pumps than were their White counterparts. And this one, which showed that kids with acute appendicitis were less likely to get pain-control medications if they were Black.

This study shows that although life expectancy decreased across all races during the pandemic, it decreased the most among minority populations.

courtesy Centers for Disease Control and Prevention


This list goes on. It’s why the CDC has called racism a “fundamental cause of ... disease.”

So, yes, it is clear that there are racial disparities in health care outcomes. It is clear that there are racial disparities in treatments. It is also clear that virtually every physician believes they deliver equitable care. Somewhere, this disconnect arises. Could the actions we take in the EHR reveal the unconscious biases we have? Does the all-seeing eye of the EHR see not only into our brains but into our hearts? And if it can, are we ready to confront what it sees?

F. Perry Wilson, MD, MSCE, is associate professor of medicine and public health and director of Yale’s Clinical and Translational Research Accelerator in New Haven, Conn. He reported no conflicts of interest.

A version of this article first appeared on Medscape.com.

 

This transcript has been edited for clarity.

When I close my eyes and imagine what it is I do for a living, I see a computer screen.

I’m primarily a clinical researcher, so much of what I do is looking at statistical software, or, more recently, writing grant applications. But even when I think of my clinical duties, I see that computer screen.

The reason? The electronic health record (EHR) – the hot, beating heart of medical care in the modern era. Our most powerful tool and our greatest enemy.

The EHR records everything – not just the vital signs and lab values of our patients, not just our notes and billing codes. Everything. Every interaction we have is tracked and can be analyzed. The EHR is basically Sting in the song “Every Breath You Take.” Every click you make, it is watching you.

Researchers are leveraging that panopticon to give insight into something we don’t talk about frequently: the issue of racial bias in medicine. Is our true nature revealed by our interactions with the EHR?

We’re talking about this study in JAMA Network Open.

Researchers leveraged huge amounts of EHR data from two big academic medical centers, Vanderbilt University Medical Center and Northwestern University Medical Center. All told, there are data from nearly 250,000 hospitalizations here.

The researchers created a metric for EHR engagement. Basically, they summed the amount of clicks and other EHR interactions that occurred during the hospitalization, divided by the length of stay in days, to create a sort of average “engagement per day” metric. This number was categorized into four groups: low engagement, medium engagement, high engagement, and very high engagement.

courtesy Dr. F. Perry Wilson


What factors would predict higher engagement? Well, at Vanderbilt there was less engagement with the EHRs of patients who identified as Black, Hispanic, or “other” race. Similar differences were present at Northwestern, except among Black patients who actually got a bit more engagement.

courtesy JAMA Network Open


So, right away we need to be concerned about the obvious implications. Less engagement with the EHR may mean lower-quality care, right? Less attention to medical issues. And if that differs systematically by race, that’s a problem.

But we need to be careful here, because engagement in the health record is not random. Many factors would lead you to spend more time in one patient’s chart vs. another. Medical complexity is the most obvious one. The authors did their best to account for this, adjusting for patients’ age, sex, insurance status, comorbidity score, and social deprivation index based on their ZIP code. But notably, they did not account for the acuity of illness during the hospitalization. If individuals identifying as a minority were, all else being equal, less likely to be severely ill by the time they were hospitalized, you might see results like this.

The authors also restrict their analysis to individuals who were discharged alive. I’m not entirely clear why they made this choice. Most people don’t die in the hospital; the inpatient mortality rate at most centers is 1%-1.5%. But excluding those patients could potentially bias these results, especially if race is, all else being equal, a predictor of inpatient mortality, as some studies have shown.

But the truth is, these data aren’t coming out of nowhere; they don’t exist in a vacuum. Numerous studies demonstrate different intensity of care among minority vs. nonminority individuals. There is this study, which shows that minority populations are less likely to be placed on the liver transplant waitlist.

There is this study, which found that minority kids with type 1 diabetes were less likely to get insulin pumps than were their White counterparts. And this one, which showed that kids with acute appendicitis were less likely to get pain-control medications if they were Black.

This study shows that although life expectancy decreased across all races during the pandemic, it decreased the most among minority populations.

courtesy Centers for Disease Control and Prevention


This list goes on. It’s why the CDC has called racism a “fundamental cause of ... disease.”

So, yes, it is clear that there are racial disparities in health care outcomes. It is clear that there are racial disparities in treatments. It is also clear that virtually every physician believes they deliver equitable care. Somewhere, this disconnect arises. Could the actions we take in the EHR reveal the unconscious biases we have? Does the all-seeing eye of the EHR see not only into our brains but into our hearts? And if it can, are we ready to confront what it sees?

F. Perry Wilson, MD, MSCE, is associate professor of medicine and public health and director of Yale’s Clinical and Translational Research Accelerator in New Haven, Conn. He reported no conflicts of interest.

A version of this article first appeared on Medscape.com.

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Nonhealing Ulcer in a Patient With Crohn Disease

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Nonhealing Ulcer in a Patient With Crohn Disease

The Diagnosis: Mycobacterium abscessus Infection

Upon further testing, cultures were positive for Mycobacterium abscessus. Our patient was referred to infectious disease for co-management, and his treatment plan consisted of intravenous amikacin 885 mg 3 times weekly, intravenous imipenem 1 g twice daily, azithromycin 500 mg/d, and omadacycline 150 mg/d for at least 3 months. Magnetic resonance imaging findings were consistent with a combination of cellulitis and osteomyelitis, and our patient was referred to plastic surgery for debridement. He subsequently was lost to follow-up.

Mycobacterium abscessus is classified as both a nontuberculous and rapidly growing mycobacterium. Mycobacterium abscessus recently has emerged as a pathogen of increasing public health concern, especially due to its high rate of antibiotic resistance.1-5 It is highly prevalent in the environment, and infection has been reported from a wide variety of environmental sources.6-8 Immunocompromised individuals, such as our patient, undergoing anti–tumor necrosis factor therapy are at increased risk for infection from all Mycobacterium species.9-11 Recognizing these infections quickly is a priority for patient care, as M abscessus can lead to disseminated infection and high mortality rates.1

Histopathology of M abscessus consists of granulomatous inflammation with mixed granulomas12; however, these findings are not always appreciable, and staining does not always reveal visible organisms. In our patient, histopathology revealed patchy plasmalymphocytic infiltrates of the dermis and subcutaneous tissue, which are signs of generalized inflammation (Figure). Therefore, cultures positive for M abscessus are the gold standard for diagnosis and established the diagnosis in this case.

Histopathology revealed patchy plasmalymphocytic infiltrates of the dermis and subcutaneous tissue (H&E, original magnifications ×40 and ×200).
A and B, Histopathology revealed patchy plasmalymphocytic infiltrates of the dermis and subcutaneous tissue (H&E, original magnifications ×40 and ×200).

The differential diagnoses for our patient’s ulceration included squamous cell carcinoma, pyoderma gangrenosum, aseptic abscess ulcer, and pyodermatitispyostomatitis vegetans. Immunosuppressive therapy is a risk factor for squamous cell carcinoma13,14; however, ulcerated squamous cell carcinoma typically presents with prominent everted edges with a necrotic tumor base.15 Biopsy reveals cells with abundant eosinophilic cytoplasm, large nuclei, and variable keratin pearls.16 Pyoderma gangrenosum is an inflammatory skin condition associated with Crohn disease and often is a diagnosis of exclusion characterized by neutrophilic infiltrates on biopsy.17-19 Aseptic abscess ulcers are characterized by neutrophil-filled lesions that respond to corticosteroids but not antibiotics.20 Pyodermatitis-pyostomatitis vegetans is a rare skin manifestation of inflammatory bowel disease associated with a pustular eruption of the skin and/or mouth. Histopathology reveals pustules within or below the epidermis with many eosinophils or neutrophils. Granulomas do not occur as in M abscessus.21

Treatment of M abscessus infection requires the coadministration of several antibiotics across multiple classes to ensure complete disease resolution. High rates of antibiotic resistance are characterized by at least partial resistance to almost every antibiotic; clarithromycin has near-complete efficacy, but resistant strains have started to emerge. Amikacin and cefoxitin are other antibiotics that have reported a resistance rate of less than 50%, but they are only effective 90% and 70% of the time, respectively.1,22 The antibiotic omadacycline, which is approved by the US Food and Drug Administration to treat acute bacterial skin and soft-tissue infections, also may have utility in treating M abscessus infections.23,24 Finally, phage therapy may offer a potential mode of treatment for this bacterium and was used to treat pulmonary infection in a patient with cystic fibrosis.25 Despite these newer innovations, the current standard of care involves clarithromycin or azithromycin in combination with a parenteral antibiotic such as cefoxitin, amikacin, or imipenem for at least 4 months.1

References
  1. Griffith DE, Aksamit T, Brown-Elliott BA, et al. An official ATS/IDSA statement: diagnosis, treatment, and prevention of nontuberculous mycobacterial diseases. Am J Respir Crit Care Med. 2007;175:367-416.
  2. Jeong SH, Kim SY, Huh HJ, et al. Mycobacteriological characteristics and treatment outcomes in extrapulmonary Mycobacterium abscessus complex infections. Int J Infect Dis. 2017;60:49-56.
  3. Strnad L, Winthrop KL. Treatment of Mycobacterium abscessus complex. Semin Respir Crit Care Med. 2018;39:362-376.
  4. Cardenas DD, Yasmin T, Ahmed S. A rare insidious case of skin and soft tissue infection due to Mycobacterium abscessus: a case report. Cureus. 2022;14:E25725.
  5. Gonzalez-Santiago TM, Drage LA. Nontuberculous mycobacteria: skin and soft tissue infections. Dermatol Clin. 2015;33:563-577.
  6. Dickison P, Howard V, O’Kane G, et al. Mycobacterium abscessus infection following penetrations through wetsuits. Australas J Dermatol. 2019;60:57-59.
  7. Choi H, Kim YI, Na CH, et al. Mycobacterium abscessus skin infection associated with shaving activity in a 75-year-old man. Ann Geriatr Med Res. 2018;22:204.
  8. Costa-Silva M, Cesar A, Gomes NP, et al. Mycobacterium abscessus infection in a spa worker. Acta Dermatovenerol Alp Pannonica Adriat. 2018;27:159-161.
  9. Besada E. Rapid growing mycobacteria and TNF-α blockers: case report of a fatal lung infection with Mycobacterium abscessus. Clin Exp Rheumatol. 2011;29:705-707.
  10. Mufti AH, Toye BW, Mckendry RR, et al. Mycobacterium abscessus infection after use of tumor necrosis factor α inhibitor therapy: case report and review of infectious complications associated with tumor necrosis factor α inhibitor use. Diagn Microbiol Infect Dis. 2005;53:233-238.
  11. Lee SK, Kim SY, Kim EY, et al. Mycobacterial infections in patients treated with tumor necrosis factor antagonists in South Korea. Lung. 2013;191:565-571.
  12. Rodríguez G, Ortegón M, Camargo D, et al. Iatrogenic Mycobacterium abscessus infection: histopathology of 71 patients. Br J Dermatol. 1997;137:214-218.
  13. Firnhaber JM. Diagnosis and treatment of basal cell and squamous cell carcinoma. Am Fam Physician. 2012;86:161-168.
  14. Walker HS, Hardwicke J. Non-melanoma skin cancer. Surgery (Oxford). 2022;40:39-45.
  15. Browse NL. The skin. In: Browse NL, ed. An Introduction to the Symptoms and Signs of Surgical Disease. 3rd ed. London Arnold Publications; 2001:66-69.
  16. Weedon D. Squamous cell carcinoma. Weedon’s Skin Pathology. 3rd ed. Churchill Livingstone Elsevier; 2010;691-700.
  17. Powell F, Schroeter A, Su W, et al. Pyoderma gangrenosum: a review of 86 patients. QJM Int J Med. 1985;55:173-186.
  18. Brunsting LA, Goeckerman WH, O’Leary PA. Pyoderma (ecthyma) gangrenosum: clinical and experimental observations in five cases occurring in adults. Arch Dermatol. 1982;118:743-768.
  19. Maverakis E, Ma C, Shinkai K, et al. Diagnostic criteria of ulcerative pyoderma gangrenosum: a Delphi consensus of international experts. JAMA Dermatol. 2018;154:461-466.
  20. André MFJ, Piette JC, Kémény JL, et al. Aseptic abscesses: a study of 30 patients with or without inflammatory bowel disease and review of the literature. Medicine (Baltimore). 2007;86:145. doi:10.1097/md.0b013e18064f9f3
  21. Femiano F, Lanza A, Buonaiuto C, et al. Pyostomatitis vegetans: a review of the literature. Med Oral Patol Oral Cir Bucal. 2009;14:E114-E117.
  22. Kasperbauer SH, De Groote MA. The treatment of rapidly growing mycobacterial infections. Clin Chest Med. 2015;36:67-78.
  23. Duah M, Beshay M. Omadacycline in first-line combination therapy for pulmonary Mycobacterium abscessus infection: a case series. Int J Infect Dis. 2022;122:953-956.
  24. Minhas R, Sharma S, Kundu S. Utilizing the promise of omadacycline in a resistant, non-tubercular mycobacterial pulmonary infection. Cureus. 2019;11:E5112.
  25. Dedrick RM, Guerrero-Bustamante CA, Garlena RA, et al. Engineered bacteriophages for treatment of a patient with a disseminated drug-resistant Mycobacterium abscessus. Nat Med. 2019;25:730-733.
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Drs. Javdan and Wassef and Siddharth Marwaha are from the Department of Dermatology, Rutgers Robert Wood Johnson Medical School, Somerset, New Jersey. Dr. Ali is from the Department of Pathology, Rutgers Robert Wood Johnson Medical School, New Brunswick, New Jersey.

The authors report no conflict of interest.

Correspondence: Bahar Javdan, PhD, Rutgers Robert Wood Johnson Medical School, Rutgers Center for Dermatology, 1 Worlds Fair Dr, Somerset, NJ 08873 ([email protected]).

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Drs. Javdan and Wassef and Siddharth Marwaha are from the Department of Dermatology, Rutgers Robert Wood Johnson Medical School, Somerset, New Jersey. Dr. Ali is from the Department of Pathology, Rutgers Robert Wood Johnson Medical School, New Brunswick, New Jersey.

The authors report no conflict of interest.

Correspondence: Bahar Javdan, PhD, Rutgers Robert Wood Johnson Medical School, Rutgers Center for Dermatology, 1 Worlds Fair Dr, Somerset, NJ 08873 ([email protected]).

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Drs. Javdan and Wassef and Siddharth Marwaha are from the Department of Dermatology, Rutgers Robert Wood Johnson Medical School, Somerset, New Jersey. Dr. Ali is from the Department of Pathology, Rutgers Robert Wood Johnson Medical School, New Brunswick, New Jersey.

The authors report no conflict of interest.

Correspondence: Bahar Javdan, PhD, Rutgers Robert Wood Johnson Medical School, Rutgers Center for Dermatology, 1 Worlds Fair Dr, Somerset, NJ 08873 ([email protected]).

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Related Articles

The Diagnosis: Mycobacterium abscessus Infection

Upon further testing, cultures were positive for Mycobacterium abscessus. Our patient was referred to infectious disease for co-management, and his treatment plan consisted of intravenous amikacin 885 mg 3 times weekly, intravenous imipenem 1 g twice daily, azithromycin 500 mg/d, and omadacycline 150 mg/d for at least 3 months. Magnetic resonance imaging findings were consistent with a combination of cellulitis and osteomyelitis, and our patient was referred to plastic surgery for debridement. He subsequently was lost to follow-up.

Mycobacterium abscessus is classified as both a nontuberculous and rapidly growing mycobacterium. Mycobacterium abscessus recently has emerged as a pathogen of increasing public health concern, especially due to its high rate of antibiotic resistance.1-5 It is highly prevalent in the environment, and infection has been reported from a wide variety of environmental sources.6-8 Immunocompromised individuals, such as our patient, undergoing anti–tumor necrosis factor therapy are at increased risk for infection from all Mycobacterium species.9-11 Recognizing these infections quickly is a priority for patient care, as M abscessus can lead to disseminated infection and high mortality rates.1

Histopathology of M abscessus consists of granulomatous inflammation with mixed granulomas12; however, these findings are not always appreciable, and staining does not always reveal visible organisms. In our patient, histopathology revealed patchy plasmalymphocytic infiltrates of the dermis and subcutaneous tissue, which are signs of generalized inflammation (Figure). Therefore, cultures positive for M abscessus are the gold standard for diagnosis and established the diagnosis in this case.

Histopathology revealed patchy plasmalymphocytic infiltrates of the dermis and subcutaneous tissue (H&E, original magnifications ×40 and ×200).
A and B, Histopathology revealed patchy plasmalymphocytic infiltrates of the dermis and subcutaneous tissue (H&E, original magnifications ×40 and ×200).

The differential diagnoses for our patient’s ulceration included squamous cell carcinoma, pyoderma gangrenosum, aseptic abscess ulcer, and pyodermatitispyostomatitis vegetans. Immunosuppressive therapy is a risk factor for squamous cell carcinoma13,14; however, ulcerated squamous cell carcinoma typically presents with prominent everted edges with a necrotic tumor base.15 Biopsy reveals cells with abundant eosinophilic cytoplasm, large nuclei, and variable keratin pearls.16 Pyoderma gangrenosum is an inflammatory skin condition associated with Crohn disease and often is a diagnosis of exclusion characterized by neutrophilic infiltrates on biopsy.17-19 Aseptic abscess ulcers are characterized by neutrophil-filled lesions that respond to corticosteroids but not antibiotics.20 Pyodermatitis-pyostomatitis vegetans is a rare skin manifestation of inflammatory bowel disease associated with a pustular eruption of the skin and/or mouth. Histopathology reveals pustules within or below the epidermis with many eosinophils or neutrophils. Granulomas do not occur as in M abscessus.21

Treatment of M abscessus infection requires the coadministration of several antibiotics across multiple classes to ensure complete disease resolution. High rates of antibiotic resistance are characterized by at least partial resistance to almost every antibiotic; clarithromycin has near-complete efficacy, but resistant strains have started to emerge. Amikacin and cefoxitin are other antibiotics that have reported a resistance rate of less than 50%, but they are only effective 90% and 70% of the time, respectively.1,22 The antibiotic omadacycline, which is approved by the US Food and Drug Administration to treat acute bacterial skin and soft-tissue infections, also may have utility in treating M abscessus infections.23,24 Finally, phage therapy may offer a potential mode of treatment for this bacterium and was used to treat pulmonary infection in a patient with cystic fibrosis.25 Despite these newer innovations, the current standard of care involves clarithromycin or azithromycin in combination with a parenteral antibiotic such as cefoxitin, amikacin, or imipenem for at least 4 months.1

The Diagnosis: Mycobacterium abscessus Infection

Upon further testing, cultures were positive for Mycobacterium abscessus. Our patient was referred to infectious disease for co-management, and his treatment plan consisted of intravenous amikacin 885 mg 3 times weekly, intravenous imipenem 1 g twice daily, azithromycin 500 mg/d, and omadacycline 150 mg/d for at least 3 months. Magnetic resonance imaging findings were consistent with a combination of cellulitis and osteomyelitis, and our patient was referred to plastic surgery for debridement. He subsequently was lost to follow-up.

Mycobacterium abscessus is classified as both a nontuberculous and rapidly growing mycobacterium. Mycobacterium abscessus recently has emerged as a pathogen of increasing public health concern, especially due to its high rate of antibiotic resistance.1-5 It is highly prevalent in the environment, and infection has been reported from a wide variety of environmental sources.6-8 Immunocompromised individuals, such as our patient, undergoing anti–tumor necrosis factor therapy are at increased risk for infection from all Mycobacterium species.9-11 Recognizing these infections quickly is a priority for patient care, as M abscessus can lead to disseminated infection and high mortality rates.1

Histopathology of M abscessus consists of granulomatous inflammation with mixed granulomas12; however, these findings are not always appreciable, and staining does not always reveal visible organisms. In our patient, histopathology revealed patchy plasmalymphocytic infiltrates of the dermis and subcutaneous tissue, which are signs of generalized inflammation (Figure). Therefore, cultures positive for M abscessus are the gold standard for diagnosis and established the diagnosis in this case.

Histopathology revealed patchy plasmalymphocytic infiltrates of the dermis and subcutaneous tissue (H&E, original magnifications ×40 and ×200).
A and B, Histopathology revealed patchy plasmalymphocytic infiltrates of the dermis and subcutaneous tissue (H&E, original magnifications ×40 and ×200).

The differential diagnoses for our patient’s ulceration included squamous cell carcinoma, pyoderma gangrenosum, aseptic abscess ulcer, and pyodermatitispyostomatitis vegetans. Immunosuppressive therapy is a risk factor for squamous cell carcinoma13,14; however, ulcerated squamous cell carcinoma typically presents with prominent everted edges with a necrotic tumor base.15 Biopsy reveals cells with abundant eosinophilic cytoplasm, large nuclei, and variable keratin pearls.16 Pyoderma gangrenosum is an inflammatory skin condition associated with Crohn disease and often is a diagnosis of exclusion characterized by neutrophilic infiltrates on biopsy.17-19 Aseptic abscess ulcers are characterized by neutrophil-filled lesions that respond to corticosteroids but not antibiotics.20 Pyodermatitis-pyostomatitis vegetans is a rare skin manifestation of inflammatory bowel disease associated with a pustular eruption of the skin and/or mouth. Histopathology reveals pustules within or below the epidermis with many eosinophils or neutrophils. Granulomas do not occur as in M abscessus.21

Treatment of M abscessus infection requires the coadministration of several antibiotics across multiple classes to ensure complete disease resolution. High rates of antibiotic resistance are characterized by at least partial resistance to almost every antibiotic; clarithromycin has near-complete efficacy, but resistant strains have started to emerge. Amikacin and cefoxitin are other antibiotics that have reported a resistance rate of less than 50%, but they are only effective 90% and 70% of the time, respectively.1,22 The antibiotic omadacycline, which is approved by the US Food and Drug Administration to treat acute bacterial skin and soft-tissue infections, also may have utility in treating M abscessus infections.23,24 Finally, phage therapy may offer a potential mode of treatment for this bacterium and was used to treat pulmonary infection in a patient with cystic fibrosis.25 Despite these newer innovations, the current standard of care involves clarithromycin or azithromycin in combination with a parenteral antibiotic such as cefoxitin, amikacin, or imipenem for at least 4 months.1

References
  1. Griffith DE, Aksamit T, Brown-Elliott BA, et al. An official ATS/IDSA statement: diagnosis, treatment, and prevention of nontuberculous mycobacterial diseases. Am J Respir Crit Care Med. 2007;175:367-416.
  2. Jeong SH, Kim SY, Huh HJ, et al. Mycobacteriological characteristics and treatment outcomes in extrapulmonary Mycobacterium abscessus complex infections. Int J Infect Dis. 2017;60:49-56.
  3. Strnad L, Winthrop KL. Treatment of Mycobacterium abscessus complex. Semin Respir Crit Care Med. 2018;39:362-376.
  4. Cardenas DD, Yasmin T, Ahmed S. A rare insidious case of skin and soft tissue infection due to Mycobacterium abscessus: a case report. Cureus. 2022;14:E25725.
  5. Gonzalez-Santiago TM, Drage LA. Nontuberculous mycobacteria: skin and soft tissue infections. Dermatol Clin. 2015;33:563-577.
  6. Dickison P, Howard V, O’Kane G, et al. Mycobacterium abscessus infection following penetrations through wetsuits. Australas J Dermatol. 2019;60:57-59.
  7. Choi H, Kim YI, Na CH, et al. Mycobacterium abscessus skin infection associated with shaving activity in a 75-year-old man. Ann Geriatr Med Res. 2018;22:204.
  8. Costa-Silva M, Cesar A, Gomes NP, et al. Mycobacterium abscessus infection in a spa worker. Acta Dermatovenerol Alp Pannonica Adriat. 2018;27:159-161.
  9. Besada E. Rapid growing mycobacteria and TNF-α blockers: case report of a fatal lung infection with Mycobacterium abscessus. Clin Exp Rheumatol. 2011;29:705-707.
  10. Mufti AH, Toye BW, Mckendry RR, et al. Mycobacterium abscessus infection after use of tumor necrosis factor α inhibitor therapy: case report and review of infectious complications associated with tumor necrosis factor α inhibitor use. Diagn Microbiol Infect Dis. 2005;53:233-238.
  11. Lee SK, Kim SY, Kim EY, et al. Mycobacterial infections in patients treated with tumor necrosis factor antagonists in South Korea. Lung. 2013;191:565-571.
  12. Rodríguez G, Ortegón M, Camargo D, et al. Iatrogenic Mycobacterium abscessus infection: histopathology of 71 patients. Br J Dermatol. 1997;137:214-218.
  13. Firnhaber JM. Diagnosis and treatment of basal cell and squamous cell carcinoma. Am Fam Physician. 2012;86:161-168.
  14. Walker HS, Hardwicke J. Non-melanoma skin cancer. Surgery (Oxford). 2022;40:39-45.
  15. Browse NL. The skin. In: Browse NL, ed. An Introduction to the Symptoms and Signs of Surgical Disease. 3rd ed. London Arnold Publications; 2001:66-69.
  16. Weedon D. Squamous cell carcinoma. Weedon’s Skin Pathology. 3rd ed. Churchill Livingstone Elsevier; 2010;691-700.
  17. Powell F, Schroeter A, Su W, et al. Pyoderma gangrenosum: a review of 86 patients. QJM Int J Med. 1985;55:173-186.
  18. Brunsting LA, Goeckerman WH, O’Leary PA. Pyoderma (ecthyma) gangrenosum: clinical and experimental observations in five cases occurring in adults. Arch Dermatol. 1982;118:743-768.
  19. Maverakis E, Ma C, Shinkai K, et al. Diagnostic criteria of ulcerative pyoderma gangrenosum: a Delphi consensus of international experts. JAMA Dermatol. 2018;154:461-466.
  20. André MFJ, Piette JC, Kémény JL, et al. Aseptic abscesses: a study of 30 patients with or without inflammatory bowel disease and review of the literature. Medicine (Baltimore). 2007;86:145. doi:10.1097/md.0b013e18064f9f3
  21. Femiano F, Lanza A, Buonaiuto C, et al. Pyostomatitis vegetans: a review of the literature. Med Oral Patol Oral Cir Bucal. 2009;14:E114-E117.
  22. Kasperbauer SH, De Groote MA. The treatment of rapidly growing mycobacterial infections. Clin Chest Med. 2015;36:67-78.
  23. Duah M, Beshay M. Omadacycline in first-line combination therapy for pulmonary Mycobacterium abscessus infection: a case series. Int J Infect Dis. 2022;122:953-956.
  24. Minhas R, Sharma S, Kundu S. Utilizing the promise of omadacycline in a resistant, non-tubercular mycobacterial pulmonary infection. Cureus. 2019;11:E5112.
  25. Dedrick RM, Guerrero-Bustamante CA, Garlena RA, et al. Engineered bacteriophages for treatment of a patient with a disseminated drug-resistant Mycobacterium abscessus. Nat Med. 2019;25:730-733.
References
  1. Griffith DE, Aksamit T, Brown-Elliott BA, et al. An official ATS/IDSA statement: diagnosis, treatment, and prevention of nontuberculous mycobacterial diseases. Am J Respir Crit Care Med. 2007;175:367-416.
  2. Jeong SH, Kim SY, Huh HJ, et al. Mycobacteriological characteristics and treatment outcomes in extrapulmonary Mycobacterium abscessus complex infections. Int J Infect Dis. 2017;60:49-56.
  3. Strnad L, Winthrop KL. Treatment of Mycobacterium abscessus complex. Semin Respir Crit Care Med. 2018;39:362-376.
  4. Cardenas DD, Yasmin T, Ahmed S. A rare insidious case of skin and soft tissue infection due to Mycobacterium abscessus: a case report. Cureus. 2022;14:E25725.
  5. Gonzalez-Santiago TM, Drage LA. Nontuberculous mycobacteria: skin and soft tissue infections. Dermatol Clin. 2015;33:563-577.
  6. Dickison P, Howard V, O’Kane G, et al. Mycobacterium abscessus infection following penetrations through wetsuits. Australas J Dermatol. 2019;60:57-59.
  7. Choi H, Kim YI, Na CH, et al. Mycobacterium abscessus skin infection associated with shaving activity in a 75-year-old man. Ann Geriatr Med Res. 2018;22:204.
  8. Costa-Silva M, Cesar A, Gomes NP, et al. Mycobacterium abscessus infection in a spa worker. Acta Dermatovenerol Alp Pannonica Adriat. 2018;27:159-161.
  9. Besada E. Rapid growing mycobacteria and TNF-α blockers: case report of a fatal lung infection with Mycobacterium abscessus. Clin Exp Rheumatol. 2011;29:705-707.
  10. Mufti AH, Toye BW, Mckendry RR, et al. Mycobacterium abscessus infection after use of tumor necrosis factor α inhibitor therapy: case report and review of infectious complications associated with tumor necrosis factor α inhibitor use. Diagn Microbiol Infect Dis. 2005;53:233-238.
  11. Lee SK, Kim SY, Kim EY, et al. Mycobacterial infections in patients treated with tumor necrosis factor antagonists in South Korea. Lung. 2013;191:565-571.
  12. Rodríguez G, Ortegón M, Camargo D, et al. Iatrogenic Mycobacterium abscessus infection: histopathology of 71 patients. Br J Dermatol. 1997;137:214-218.
  13. Firnhaber JM. Diagnosis and treatment of basal cell and squamous cell carcinoma. Am Fam Physician. 2012;86:161-168.
  14. Walker HS, Hardwicke J. Non-melanoma skin cancer. Surgery (Oxford). 2022;40:39-45.
  15. Browse NL. The skin. In: Browse NL, ed. An Introduction to the Symptoms and Signs of Surgical Disease. 3rd ed. London Arnold Publications; 2001:66-69.
  16. Weedon D. Squamous cell carcinoma. Weedon’s Skin Pathology. 3rd ed. Churchill Livingstone Elsevier; 2010;691-700.
  17. Powell F, Schroeter A, Su W, et al. Pyoderma gangrenosum: a review of 86 patients. QJM Int J Med. 1985;55:173-186.
  18. Brunsting LA, Goeckerman WH, O’Leary PA. Pyoderma (ecthyma) gangrenosum: clinical and experimental observations in five cases occurring in adults. Arch Dermatol. 1982;118:743-768.
  19. Maverakis E, Ma C, Shinkai K, et al. Diagnostic criteria of ulcerative pyoderma gangrenosum: a Delphi consensus of international experts. JAMA Dermatol. 2018;154:461-466.
  20. André MFJ, Piette JC, Kémény JL, et al. Aseptic abscesses: a study of 30 patients with or without inflammatory bowel disease and review of the literature. Medicine (Baltimore). 2007;86:145. doi:10.1097/md.0b013e18064f9f3
  21. Femiano F, Lanza A, Buonaiuto C, et al. Pyostomatitis vegetans: a review of the literature. Med Oral Patol Oral Cir Bucal. 2009;14:E114-E117.
  22. Kasperbauer SH, De Groote MA. The treatment of rapidly growing mycobacterial infections. Clin Chest Med. 2015;36:67-78.
  23. Duah M, Beshay M. Omadacycline in first-line combination therapy for pulmonary Mycobacterium abscessus infection: a case series. Int J Infect Dis. 2022;122:953-956.
  24. Minhas R, Sharma S, Kundu S. Utilizing the promise of omadacycline in a resistant, non-tubercular mycobacterial pulmonary infection. Cureus. 2019;11:E5112.
  25. Dedrick RM, Guerrero-Bustamante CA, Garlena RA, et al. Engineered bacteriophages for treatment of a patient with a disseminated drug-resistant Mycobacterium abscessus. Nat Med. 2019;25:730-733.
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Cutis - 112(4)
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Nonhealing Ulcer in a Patient With Crohn Disease
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Nonhealing Ulcer in a Patient With Crohn Disease
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A 24-year-old man presented to our dermatology clinic with a painful lesion on the right buccal cheek of 4 months’ duration that had not changed in size or appearance. He had a history of Crohn disease that was being treated with 6-mercaptopurine and infliximab. He underwent jaw surgery 7 years prior for correction of an underbite, followed by subsequent surgery to remove the hardware 1 year after the initial procedure. He experienced recurring skin abscesses following the initial jaw surgery roughly once a year that were treated with bedside incision and drainage procedures in the emergency department followed by trimethoprim-sulfamethoxazole with complete resolution; however, treatment with mupirocin ointment 2%, trimethoprim-sulfamethoxazole, and azithromycin did not provide symptomatic relief or resolution for the current lesion. Physical examination revealed a 4-cm ulceration with actively draining serosanguineous discharge. Two punch biopsies were performed; 48-hour bacterial and fungal cultures, as well as Giemsa, acid-fast bacilli, and periodic acid–Schiff staining were negative.

Nonhealing ulcer

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