Necrolytic Migratory Erythema: A Common Cutaneous Clue of Uncommon Syndromes

A 60-year-old man presented with a recurrent cutaneous eruption on the lower legs, feet, arms, and perianal and genital areas of 5 months’ duration. The patient’s medical history indicated hypertension and recently diagnosed type 2 diabetes mellitus (DM). On review of systems the patient reported vague recurrent abdominal pain and diarrhea over the last few months for which he had never been evaluated.