Comparison Study of the Effect of Enema in Anal Surgery

To evaluate whether receiving enema before anal surgery or not affects the postoperative recovery and complications.

Inclusion Criteria:Patients who underwent hemorrhoidectomy, including circular stapled hemorrhoidopexy (PPH) and conventional hemorrhoidectomyPatients who underwent fistulotomy or fistulectomyExclusion Criteria:Emergency surgerySurgery other than circular stapled hemorrhoidopexy (PPH) and conventional hemorrhoidectomy, e.g., rubber band ligation, injection treatment, and cryosurgeryComplicated fistulectomy, e.g., requiring surgical drainage and seton placementOther types of anal surgery, e.g., anal fissure and colorectal cancerLiver cirrhosisCoagulation dysfunctionBedriddenHuman immunodeficiency virus infection