The most common complications of<unk>  are bleeding and<unk>  perforation. Rarely, postpolypectomy coagulation syndrome may occur following removal of large polyps with electrocautery.
Colonic polypectomy
Proton therapy
Total mesorectal excision
Abdominoperineal resection
Transanal hemorrhoidal dearterialization
Endoscopic mucosal resection
Proctocolectomy
Prostatectomy