hidradenoma papillary hidradenoma https://www.malacards.org/card/papillary_hidradenoma SCTID:307597000 hidradenoma papilliferum UMLS:C0334348 NCIT:C4171 ICDO:8405/0 DOID:5439 MONDO:0003446 A benign neoplasm arising from the sweat glands. It presents as a slow growing cystic nodular lesion most often in the skin of the vulva and the perianal region. It is characterized by the presence of cystic and large papillary structures. The papillary structures contain connective tissue and are covered by two layers of epithelium. Complete excision is curative. MEDGEN:87221