what is colovesical fistula
A colovesical fistula is the presence of a communication between the lumen of the colon and that of the bladder, either directly or via an intervening abscess cavity (foyer intermediaire). When the communication is between the rectum and urinary bladder, the term rectovesical fistula is used.reatment and prognosis. Surgical resection of the fistula and abnormal segment of bowel is usually required for cure, although in the setting of malignancy this suggests advanced disease (T4) making surgery complex.