adenoidectomy appendectomy arteriectomy castration cholecystectomy craniectomy cricoidectomy cystectomy enterectomy gastrectomy hemorrhoidectomy hysterectomy mammectomy mastectomy mastoidectomy nephrectomy omphalectomy oophorectomy oophorocystectomy orchidectomy ovariectomy pancreatectomy penectomy pericardiectomy phrenicectomy pneumonectomy prostatectomy salpingectomy stapedectomy tonsillectomy ureterectomy urethrectomy venectomy