A Case of Becker's Nevus / 대한피부과학회지

The Becker's nevus (pigmentary hairy edidermal nevus) is a variety of epidermal nevus in which epidermal thickening may be minimal, and hairiness and pigmentation obvious. Characteristically it is a unilateral lesion of the shoulder in males but it may affect other sites, be multiple and bilateral, and be found in women and negroes. Histologically nevus cells are not seen in the dermis. A man aged 25 had the nevus covering extensive area on his right shoulder since 2 years ago. The pigmentation was dark brownish and hairy. The pigmented area was noninfiltrated and in place showed perifollicular darkening. Coarse hairs were noticed since a year. ago. The histopathological picture showed hyperkeratosis, acanthosis, papillomatosis and increased melanin pigments in the basal cell layer. Nevus cells were not seen in the dermis.

A Case of Xeroderma Pigmentosum / 대한피부과학회지

Xeroderma pigmentosum is characterized by sunlight sensitivity, autosomal recessive inheritance, and multiple cutaneous malignant melanoma, angiosarcoma and fibrosarcoma. Some patient also demonstrate neurological manifestations, ie, mental deficiency, microcephaly, ataxia, choreoathetosis, and deafness. A 22 year old Korean soldier was seen at the Capital Armed Forces General Hospital in May of 1974 because of pigmentation and ulceration on the exposed area. Since the age of 3, the patient has suffered from freckles on exposed area and the lesions were gradually increased in number. About 3 years ago, he observed nodule on the left side of face, which underwent ulceration eventually. There were no history of unconsciousness, convulsion or other neurological symptoms. The histopathological picture in the margin of ulcerated lesion revealed hyperkeratosis and acanthosis in epidermis, and masses of various shaped and sized composed of basalioma cells in dermis. The peripheral cell layer of the tumor masses showed pallisade arrangement of the nuclei.

A Case of Stestocystoma Myltiplex / 대한피부과학회지

Steatocystoma multiplex is a relatively rare condition characterized by multiple, small, yellowish, cystic nodules 2 to 4mm in diameter locatcd princioally on the upper arms and the thighs. This has a high familial tendency and probably has an autosomal dominant mode of transmission. These tumors of steatocystoma multiplex characteristically contain hair follicles and sebaceous glands, and are to be the dermoid cyst. There was a familial and congenital inferiority in the ectoderm in both patient and family, ie, ichthyosis, hypohidrosis, koilonychia, milia and comedones. A 26 year-old Korean soldier was seen in February of 1970. His condition started 10 years previously. The widespread cystic nodules were 0. 2 to 1 cm in size and yellowish in color, and located on chest, back, scrotum and behind both ear lobes. There was thickening and daky brownish discolorations of all finger and toe nails. His father and two brothers had similar disorders, HistoIogieally clusters of hairs, mainly of lanugo size but some of intermediate character, were found in the lumen.

A Case of pustulosis Palmaris et Plantaris / 대한피부과학회지

A case of 42 years old male with pustulosis palmaris et plantaris was reported. The skin lesions were characterized by several vesicles, pustule, scaly crusts with a erythematous infiltrated base on the both palms and lateral side of the fingers. The physical examination showed dental caries on the left second molar teeth. The pus culture on the Sabouraud's media and the blood agar showed no growing organism. The gram stain of the lakes of pustules reveald many WBC but no organism. He was treated with oxytetracycline, DDS and wet dressing with potassium permanganate solution for 2 weeks and favorable effect was noted.