NCIt related terms : Papillary syringocystadenoma;
NCIt definition : A benign adnexal neoplasm occurring during childhood or adolescence. It usually presents
as a papular lesion or a plaque on the head and neck. It may arise in an organoid
nevus such as sebaceous. It is characterized by an endophytic invagination of the
epithelium into the dermis. There are dermal cystic spaces present, containing villous
projections. Complete excision is curative.;