primary cutaneous adenoid cystic carcinoma primary cutaneous adenoid cystic carcinoma primary cutaneous adenoid cystic carcinoma is a cutaneous condition characterized by a tumor that usually presents on the chest, scalp, or vulva of middle- to older-aged persons.: 670 primary cutaneous adenoid cystic carcinomaspecialtydermatology primary cutaneous adenoid cystic carcinomas have been misinterpreted as metastatic lesions. it was characterized in 1975.