La acroqueratoelastoidosis de Costa es una genodermatosis rara, caracterizada por la presencia de múltiples pápulas queratósicas, pequeñas y firmes, en los márgenes laterales de palmas y plantas. Es-tas lesiones estacionarias y asintomáticas aparecen generalmente en la pubertad. Se desco...
Abstract: Acquired fibrokeratoma is a rare benign skin tumor that usually manifests as a slow-growing solitary nodular lesion of the digits. We report a case of plantar acquired fibrokeratoma evidencing its atypical size and topography, in addition to the treatment with simple surgical excision followed ...
Abstract: Pellagra is a nutritional disease caused by a deficiency of niacin. It may lead to death if not identified and treated timely. We review the literature and report a female patient presented with clinical features of pellagra as a complication of Crohn's disease....
Abstract: Piccardi-Lassueur-Graham-Little syndrome is a rare entity characterized by progressive scarring alopecia of the scalp and keratotic papules on hairless skin, associated with non-scarring alopecia in the axilla and pubic area or lichen planus lesions. We describe the case of a 70-year-old woman ...
Abstract: Bullous pemphigoid is a blistering autoimmune disease characterized by two hemidesmosomal proteins (anti-BP180 and 230). Pemphigus, by contrast, is characterized by two autoantibodies (anti-desmoglein 1 and 3). Coexistence of autoantibodies of bullous pemphigoid and pemphigus in a patient is ra...
Abstract The coiled and dotted vessels in a serpiginous arrangement or "string of pearls" is considered a classical vascular pattern associated with clear cell acanthoma. We present three cases of epidermal tumors different from clear cell acanthoma that have the same "string of pearls" vascular pattern....
Abstract We describe a fifty-six-year old, Afro-descendent female patient showing dystrophy of her twenty nails and hyperchromic, asymptomatic macule on her face. Histopathological examination of the macule showed vacuolization of the basal layer, melanophages in the superficial dermis and lymphoplasmocy...
Abstract Pitted keratolysis is a skin disorder that affects the stratum corneum of the plantar surface and is caused by Gram-positive bacteria. A 30-year-old male presented with small punched-out lesions on the plantar surface. A superficial shaving was carried out for scanning electron microscopy. Hypok...
