apocrine sweat gland neoplasm obsolete rare skin tumor or hamartoma syringocystadenoma papilliferum https://www.malacards.org/card/syringocystadenoma_papilliferum MedDRA:10042926 fistulous vegetative verrucous hydradenoma MONDO:0019392 papillary Syringadenoma DOID:5445 ICDO:8406/0 papillary Syringadenoma (syringocystadenoma papilliferum) SCTID:239121009 Orphanet:840 EFO:1000558 MEDGEN:98362 Syringadenoma syringocystadenoma papilliferum icd11.foundation:530424877 NCIT:C4172 papillary syringadenoma (morphologic abnormality) Syringadenoma papilliferum UMLS:C0406803 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. SCAP naevus syringocystadenomatosus papilliferus papillary syringocystadenoma GARD:0005100 sweat gland adenoma