Dysplasia of ureteric epithelium: a source of adenocarcinoma in ureterosigmoidostomy?
Dysplasia was found in the terminal portion of the ureters in two children with ureterosigmoidostomy followed by routine colonoscopy. These observations provide further evidence that adenocarcinomas complicating this type of diversion may be derived from ureteric epithelium and that urine is not essential for their development.
D000230:Adenocarcinoma / Q000209:etiology*; D000293:Adolescent; D000328:Adult; D002648:Child; D012809:Colon, Sigmoid / Q000601:surgery; D004848:Epithelium / Q000473:pathology; D006801:Humans; D008875:Middle Aged; D011230:Precancerous Conditions / Q000209:etiology*; D012306:Risk; D013997:Time Factors; D014513:Ureter / Q000473:pathology*; D014516:Ureteral Neoplasms / Q000209:etiology*; D014547:Urinary Diversion / Q000009:adverse effects*