A Case of Malignant Eccrine Spiradenoma / 대한피부과학회지

Malignant eccrine spiradenoma is an exceedingly rare neoplasm. To date about 30 cases have been reported in the literature and there have been 2 reports in Korea. Herein we report a case of malignant eccrine spiradenoma in a 56-year-old female, who had 25-year history of solitary mass on the abdomen. Histologically, the mass consisted of benign eccrine spiradenomas adjacent to carcinomatous area showing nuclear pleomorphism and marked mitotic activity.