乳頭腫
Papilloma \Pap`il*lo"ma\, n.; pl. {Papillomata}. [NL. See {Papilla}, and {-Oma}.] (Med.) A tumor formed by hypertrophy of the papill[ae] of the skin or mucous membrane, as a corn or a wart. --Quain.
papilloma n : a benign epithelial tumor forming a rounded mass [syn: {villoma}, {papillary tumor}, {papillary tumour}] [also: {papillomata} (pl)]