Surgical treatment of descending colonic diverticulum usually involves removal of the segment of bowel where the diverticulum is located. Surgical treatment has a low recurrence rate, but is prone to infection and acute inflammation. Surgery for descending colonic diverticulum usually involves removing the diverticulum within an appropriate area after identifying the location of the diverticulum. The two main methods of surgery are colectomy and palliative colostomy, and the specific surgical method used depends on the patient’s underlying condition and medical condition. Specific surgical options should be chosen under the guidance of a physician. The indications for colonic diverticulum surgery include: (1) suspected cancer; (2) obvious narrowing, deformity and obstruction of the intestines; (3) complication of intestinal perforation, abscess, fistula, intestinal obstruction and hemorrhage. It is recommended that patients can choose surgical treatment if they have colonic diverticulum and meet the surgical indications. Specific surgical plan, it is recommended that the patient discuss with the specialist, combined with the patient’s condition to choose the most suitable surgical plan.