J Clin Aesthet Dermatol. 2020;13(12):12–17. by Khaled Gharib, MD; Asmaa Mostafa, MSc; and Ayman Elsayed, MD Drs. Gharib, Mostafa, and Elsayed are with the Dermatology Department, Faculty of Medicine, at Zagazig University in Ash Sharqia Governorate, Egypt. FUNDING: No funding was provided for this study. DISCLOSURES: The authors have no conflicts of interest relevant to
Background. Inverse psoriasis is characterized by erythematous nonscaly plaques in intertriginous regions. Similarly, erythrasma, a superficial infection caused by Corynebacterium minutissimum (C. minutissimum), is also found in skin folds with red-brown lesions, making the distinction between psoriasis and erythrasma difficult.