Giant fibrous polyp of the anal canal.
Van Gossum
A
A
Peny
M O
MO
Zalcman
M
M
D000328:Adult; D001005:Anus Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology / Q000601:surgery; D005260:Female; D006801:Humans; D011127:Polyps / Q000000981:diagnostic imaging* / Q000473:pathology / Q000601:surgery; D011859:Radiography