Well-demarcated pink plaques

Case #1

A 35-year-old man presented with a two-year history of persistent rash on his elbows, knees, and scalp. The rash initially appeared on the elbows and then slowly spread to other parts of the body. The rash was pruritic and responded to over-the-counter hydrocortisone cream. He admitted to intermittent joint pain. The patient was otherwise healthy and not taking any ...