by Meghan E. Swartz, MD A 23 year-old male presented for a pruritic, generalized, maculopapular and scaly rash for 1 month.  The rash was most prominent on the trunk, face, and scalp.  There was minimal proximal extremity distribution, though palms and soles were unaffected. He reported no relief with oral diphenhydramine and topical hydrocortisone 1%.  […]