As with all surgeries, an appendectomy involves risks and potential complications. Complications may become serious and life threatening in some cases. Complications are can develop during the surgery or recovery. General risks of surgery The general risks of surgery include: Anesthesia reaction, such as an allergic reaction and problems with breathing Bleeding, which can lead to shock Blood clot, in particular a deep vein thrombosis Infection Potential complications of appendectomy Complications of appendectomy include: Abdominal bleeding Constipation or obstruction of stools through the intestines (bowel obstruction) Damage to other abdominal organs Development of scar tissue on the intestine, which could cause a bowel obstruction Intestinal leakage through the parts that were sewn or stapled together after cutting out the appendix Opening or infection of the abdominal incision Reducing your risk of complications You can reduce the risk of some complications by following your treatment plan and: Following activity, dietary and lifestyle restrictions and recommendations before surgery and during recovery. Informing your doctor if you are nursing or there is any possibility that you may be pregnant Notifying your doctor immediately of any concerns, such as bleeding, fever, increase in pain, or wound redness, swelling or drainage Taking your medications exactly as directed Telling all members of your care team if you have any allergies