Becker's melanosis is a distinct clinical entity. It usually presents in adolescence as a unilateral, hyperpigmented, hairy cutaneous hamartoma. We report herein 12 cases of Becker's melanosis that differ in their presentation from classical Becker's melanosis, and we believe that such presentations are not uncommon.
Although the involvement of mucous membranes in Darier's disease is relatively uncommon, Darier's disease has been associated with mucosal lesions, especially in the oral mucosa. In the English literature there is only one report describing the involvement of esophageal mucous membranes in a patient with Darier's disease. Herein, we report the second case of Darier's disease with esophageal involvement.
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