Clear cell adenocarcinoma arising in endometriosis of the rectovaginal septum.
Malignant transformation in a focus of endometriosis is uncommon (less than 1%). The ovary is by far the most common site, followed in frequency by the rectovaginal septum. A case of clear cell adenocarcinoma arising in endometriosis of the rectovaginal septum is presented and its pathogenesis discussed.
D000230:Adenocarcinoma / Q000473:pathology*; D004715:Endometriosis / Q000473:pathology*; D005260:Female; D006801:Humans; D008875:Middle Aged; D012004:Rectal Neoplasms / Q000473:pathology*; D014625:Vaginal Neoplasms / Q000473:pathology*