Tumorentstehung nach Harnableitung

Abstract

Ureterosigmoidostomies, cystoplasties, and orthotopic (ileo)colonic neobladders necessitate regular endoscopic evaluation from at least the fifth postoperative year. After ileal neobladders, conduits, and catheterizable ileocecal pouches regular routine endoscopy is not imperative.

Small Bowel Adenocarcinoma Arising in an Iatrogenically Created Jejunosigmoid Bypass

“…The mechanism of malignant degeneration could be similar to that of carcinogenesis of ureterosigmoidostomy that is of historical interest. 3 This case represents an example of why it is imperative for surgeons to be diligent in their preparation and workup of a patient before a complex operation, especially in patients with peculiar or unknown surgical histories.…”