Surgery for diverticulitis involves removing the diseased part of the colon. You may decide to have surgery for diverticulitis if you have:
Repeated attacks of diverticulitis, Surgery is used to remove the diseased part of the colon often is recommended if you have two or more severe attacks. A high risk of repeated attacks (such as in people younger than age 40, or people with an impaired immune system). An abnormal opening (fistula) may have formed between the colon and an adjacent organ, most commonly the bladder, uterus, or vagina.
Surgery for diverticulitis, in which the infected part of the colon is removed, may be required if you have complications, including:
An infected pouch (diverticulum camera.gif) may have ruptured into the abdominal cavity; especially if a pocket of infection (abscess) has formed. In some cases, an abscess can be drained without surgery. (See Other Treatment.)
Treatment may be needed when an infection that has spread into the abdominal cavity (peritonitis), a blocked colon (bowel obstruction) or a narrow spot in the colon (stricture), an infection that has spread through the blood to other parts of the body (sepsis) or repeated problems with bleeding or severe bleeding that does not stop with other treatments.