title: [Surgical treatment of rectal villous adenomas: report of 49 cases].
abstract: OBJECTIVE
  To evaluate surgical treatment of rectal villous adenomas.
  
  
  METHODS
  Forty-nine cases of rectal villous adenomas treated with different surgical procedures were reviewed. Twenty (40.8%) of 49 patients had Mason's operation, eleven(22.4%) had Dixon's operation, eighteen (36.8%) had transanal excision and other procedures.
  
  
  RESULTS
  Seventeen(34.7%) of 49 were villous adenomas containing invasive carcinoma. The rates of recurrence and complication of Mason's operation were 0% and 10% (2/20), Dixon's operation were both 18% (2/11), other procedures were 33.3% (6/18) and 16.7% (3/18).
  
  
  CONCLUSIONS
  Mason's operation for most cases of villous adenomas at mid and low rectum can be a safe and effective method of treatment.
authors.affiliation: Department of Surgery, PUMC Hospital, CAMS and PUMC, Beijing 100730, China.
authors.forename: B
authors.initials: B
authors.lastname: Wu
authors.forename: H
authors.initials: H
authors.lastname: Qiu
authors.forename: W
authors.initials: W
authors.lastname: Tang
mesh_terms: D018253:Adenoma, Villous / Q000601:surgery*; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D013505:Digestive System Surgical Procedures / Q000379:methods; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008875:Middle Aged; D009364:Neoplasm Recurrence, Local; D011183:Postoperative Complications; D012004:Rectal Neoplasms / Q000601:surgery*; D012189:Retrospective Studies