Uncommon site for a common lesion.
Academic Colorectal Unit, School of Medicine, The University of Sydney, Concord Repatriation General Hospital, Sydney, New South Wales, Australia.
Kheng-Seong
KS
Ng
Peter
P
Stewart
Marc A
MA
Gladman
D000369:Aged, 80 and over; D001003:Anal Canal; D002081:Buttocks; D002280:Basal Cell Carcinoma / Q000473:pathology*; D006801:Humans; D008297:Male; D012878:Skin Neoplasms / Q000473:pathology*