text: Dr. Bien said: "The cause of colon - bladder fistula is usually due to colonic malignancy encroaching on the bladder or diverticulitis complications late colon fistula.?
classes:  No, dr. Vo Khac Bien has shared with all his knowledge so far.  Also, dr. Vo Khac Bien has shared with all his knowledge so far.  Yes, dr. Vo Khac Bien has shared with all his knowledge so far.