altemeier procedure
benign carcinoid tumor of small bowel
colostomy
endorectal ultrasound
excision of external hemorrhoidal tags and papillae
familial polyposis
hemicolectomy
incision and drainage of perianal abscess
laparoscopic anterior resection
laparoscopic bowel resection
malignant carcinoid tumor of rectum
malignant rectal neoplasm
perianal hematoma
proctectomy
rectal bleeding
reduction of volvulus
regional enteritis
removal anal seton marker
repair of rectocele
repair of rectovaginal fistula
sacral nerve stimulation for incontinence
sigmoid vesical fistula
sphincterotomy
surgical treatment of ulcerative colitis
transrectal drainage of pelvic abscess