Annular Asymptomatic Plaques in a Diabetic Boy

An 18-year-old boy with type 1 diabetes mellitus, presented to our dermatology clinic with a 3-year history of enlarging asymptomatic plaques on his legs, dorsum of hands and his abdomen. On physical examination two atrophic, yellowish plaques on left leg, one larger plaque on left ankle, an erythematous atrophic plaque on left hand and a smaller annular lesion on the abdomen were observed that had telangiectasias in the center and also peripheral elevated erythematous papules. The patient’s diabetes was well-controlled and he did not show any sign of retinopathy, neuropathy or nephropathy. The patient was treated with topical tacrolimus 0.1% and intralesional steroid in the margin.