papilloma A benign epithelial neoplasm that projects above the surrounding epithelial surface and consists of villous or arborescent outgrowths of fibrovascular stroma. DOID:2615 ICDO:8050/0 MESH:D010212 MONDO:0002363 NCIT:C7440 SCTID:711329002 UMLS:C0030354 papilloma papilloma (except papilloma of bladder M-81201) (morphologic abnormality) papilloma, benign papillomatosis papillomatosis NOS (morphologic abnormality) papillomatosis, NOS papillary epithelial neoplasm benign epithelial neoplasm