A previously healthy man in his 30s was referred to our department for evaluation of asymptomatic cutaneous lesions that had been present for 4 months. He had been treated with… Click to show full abstract
A previously healthy man in his 30s was referred to our department for evaluation of asymptomatic cutaneous lesions that had been present for 4 months. He had been treated with a course of high-potency topical corticosteroids without any improvement. Physical examination revealed annular red plaques with scale and superficial erosions over the trunk and extremities. Strikingly, plaques on both arms showed a corymbiform pattern, with a central and multiple satellite lesions (Figure, A). On the lower limbs, infiltrated plaques with prominent crusts were seen (Figure, B). Also, there were papulosquamous lesions on the left sole, but the palms were spared. The genital area was not involved. There was neither regional lymph node enlargement nor systemic involvement. Two biopsy specimens from both types of lesions were obtained for histopathologic evaluation, showing an identical histologic pattern (Figure, C and D). Copper-red plaques A Infiltrated plaques B Original magnification × 40 C
               
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