Colectomy is a surgical procedure to remove all or part of the colon (large intestine). It is often performed to treat conditions including severe colitis, a form of inflammatory bowel disease (IBD). Colitis causes chronic inflammation and ulcers in the colon’s lining, leading to symptoms like abdominal pain, diarrhoea, and bleeding. When medication and other treatments fail to control colitis, a colectomy may be recommended. The procedure can be life-altering, offering relief from debilitating symptoms and preventing further complications like colon perforation or cancer.

The colectomy procedure involves removing the affected part of the colon. It can be performed as an open surgery with a large incision in the abdomen or as a minimally invasive laparoscopic surgery using small incisions and a camera. During the surgery, the diseased section of the colon is removed, and the remaining parts are either reconnected (anastomosis) or brought to the abdominal surface to form the stoma for the waste to exit the body. The choice of the procedure depends on the extent of the disease, patient’s condition, and surgeon’s expertise.

Eligibility for a colectomy primarily includes patients with severe colitis unresponsive to medical treatment, those experiencing significant complications like perforation, bleeding, or toxic megacolon, and patients at high risk for colon cancer due to chronic inflammation. Patients must be evaluated comprehensively to ensure they are fit for surgery. This includes assessing overall health, nutritional status, and ability to recover from the surgery.

The Primary benefits of a colectomy for colitis patients is the significant relief from chronic symptoms such as pain, bleeding, and frequent diarrhoea. The surgery can drastically improve quality of life, allowing patients to return to normal activities and reducing the need for long-term medication. Additionally, removing the diseased portion of the colon can prevent serious complications such as colon cancer. For those with life-threatening complications, a colectomy can be a life-saving procedure, stabilising the patient and preventing further deterioration.

As with any major surgery, colectomy carries risk. Common risks include infection, bleeding, and adverse reactions to anaesthesia. Specific to colectomy, the most common risk is that of developing anastomotic leakage, where the reconnected sections of the intestine might leak, leading to peritonitis. Patients might also experience bowel obstruction, hernias at the surgical site, or complications related to stoma formation if an ostomy is required.

Recovery from colectomy involves a hospital stay of several days to a week, during which pain management, wound care, and gradual reintroduction of food and fluids are prioritised. Patients typically start with a liquid diet, progressing to solid foods as tolerated. Physical activity is encouraged to promote healing and prevent complications like blood clots. Full recovery can take several weeks, with patients advised to avoid heavy lifting and strenuous activity. Follow-up care includes monitoring for complications, dietary adjustments, and sometimes, temporary or permanent lifestyle changes if a stoma was created.