A 44-year-old woman presented with a 2-month history of a pruritic rash on her arm. The patient states that she noticed the rash when her arm began to itch. On examination, the rash appears to be an annular, erythematous plaque with overlying scale. History Over the past 2 months, the rash has grown in size and become more pruritic. She has tried over-the-counter lotions with no relief.

The patient has a past medical history of type 2 diabetes. The patient has no relevant family or social history. What is your diagnosis? *This case is from Docplexus Editorial Team for educative purpose only Source: Clinical Advisor The answer is posted in the comment section. click here.