Colovesical fistula

A vesicointestinal fistula (or intestinovesical fistula) is a form of fistula between the bladder and the bowel. Types A fistula involving the bladder can have one of many specific names, describing the specific location of its outlet: Bladder and intestine: "vesicoenteric", "enterovesical", or "vesicointestinal" Bladder and colon: "vesicocolic" or "colovesical" Bladder and rectum: "vesicorectal" or "rectovesical" Symptoms and signs If fecal matter passes through the fistula into the bladder, the existence of the fistula may be revealed by pneumaturia or fecaluria. [Source: Wikipedia ]