Malignant Acanthosis Nigricans Associated with Stomach Adenocarcinoma

Malignant acanthosis nigricans is very rare disease. The disease is related with internal malignancy, especially gastrointestinal tract malignancy. Reported occurrence rate of malignant acanthosis nigricans associated internal malignancies are 64% of stomach adenocarcinoma, 27% of other organs of abdomen (liver, gall bladder, small intestine, rectum, uterus, ovary), 9% of non-abdominal organs(breast, lung). We report a case of malignant acanthosis nigricans associated with stomach adenocarcinoma from 20-year-old female and discuss review of literature on a acanthosis nigricans briefly.

A Case of Extrmammary Pager's Disease / 대한피부과학회지

Having had an occasion to observe a case of extramammary Paget's disease affecting 69 year-old man, who has been suffered from well demarcated erythematous eczemstoid pruritic patch incolving penis, serotum, and suprapubic area since 3 years previously, we report.