Hidradenoma of the anus.
D018250:Acrospiroma; D006607:Adenoma, Sweat Gland; D001003:Anal Canal; D001005:Anus Neoplasms; D006801:Humans; D013544:Sweat Gland Neoplasms; D013545:Sweat Glands
ANUS/neoplasms; SWEAT GLANDS/neoplasms