Trauma-associated juvenile bullous pemphigoid in a teenager with Crohn's disease.

Bullous pemphigoid is an autoimmune blistering disorder rarely seen in the pediatric population. We report a case of trauma-associated bullous pemphigoid presenting in a 15-year-old boy with Crohn's disease while on immunosuppressive therapy.

Allergy to methyldibromoglutaronitrile/phenoxyethanol (Euxyl k 400): regulatory issues, epidemiology, clinical characteristics, and management.

Methyldibromoglutaronitrile/phenoxyethanol (Euxyl K 400) is a preservative found in both personal care products and industrial sources. Although Euxyl K 400 initially appeared to have low sensitizing potential, increased prevalence of contact allergy to Euxyl K 400 led to regulatory intervention. This review summarizes the history, epidemiology, and management of contact allergy to Euxyl K 400.