Perianal Paget's disease.
D000230:Adenocarcinoma / Q000150:complications / Q000473:pathology; D000694:Anal Gland Neoplasms / Q000150:complications / Q000473:pathology*; D000818:Animals; D001344:Autopsy; D001706:Biopsy; D004848:Epithelium / Q000473:pathology; D005260:Female; D006801:Humans; D008875:Middle Aged; D010145:Paget Disease, Extramammary / Q000150:complications / Q000473:pathology*; D013544:Sweat Gland Neoplasms / Q000150:complications / Q000473:pathology