Nodules in the Pouch of Douglas

Apregnantwoman in her 30s in the first trimesterwas evaluated for incidentally detected anemia. At colonoscopy, she was found to have a 3 × 4-cm ulceroproliferative lesion in the rectum7 cm from the anal verge. A biopsy specimenwas reported asmoderately differentiatedadenocarcinoma.Noother lesionwasfoundintherestofcolon.Thepregnancywasmedically terminated. Further evaluation showed that the disease was limited to the rectal wall, withnonodal...