title: A case report: endoscopic enucleation of gastrointestinal stromal tumor of the ampulla of Vater.
abstract: OBJECTIVE
  To report a case of endoscopic enucleation of a gastrointestinal stromal tumor of the ampulla of Vater.
  
  
  METHODS
  The tumor resection was performed by needle knife endoscopic submucosal dissection.
  
  
  RESULTS
  The tumor was resected completely without serious complications and the patient recovered rapidly.
  
  
  CONCLUSIONS
  Endoscopic enucleation may be an alternative treatment for gastrointestinal stromal tumors of the ampulla of Vater for patients who fulfill certain requirements.
authors.affiliation: Endoscopic Center, West China Hospital, Sichuan University, Chengdu, Sichuan, 610041, China.
authors.forename: Yi
authors.initials: Y
authors.lastname: Mou
authors.affiliation: Endoscopic Center, West China Hospital, Sichuan University, Chengdu, Sichuan, 610041, China.
authors.forename: Chuncheng
authors.initials: C
authors.lastname: Wu
authors.affiliation: Endoscopic Center, West China Hospital, Sichuan University, Chengdu, Sichuan, 610041, China.
authors.forename: Hang
authors.initials: H
authors.lastname: Yi
authors.affiliation: Endoscopic Center, West China Hospital, Sichuan University, Chengdu, Sichuan, 610041, China.
authors.forename: Wei
authors.initials: W
authors.lastname: Liu
authors.affiliation: Endoscopic Center, West China Hospital, Sichuan University, Chengdu, Sichuan, 610041, China.
authors.forename: Li
authors.initials: L
authors.lastname: Jing
authors.affiliation: Endoscopic Center, West China Hospital, Sichuan University, Chengdu, Sichuan, 610041, China.
authors.forename: Rong
authors.initials: R
authors.lastname: Luo
authors.affiliation: Endoscopic Center, West China Hospital, Sichuan University, Chengdu, Sichuan, 610041, China.
authors.forename: Qiongying
authors.initials: Q
authors.lastname: Zhang
authors.affiliation: Endoscopic Center, West China Hospital, Sichuan University, Chengdu, Sichuan, 610041, China.
authors.forename: Min
authors.initials: M
authors.lastname: Chen
authors.affiliation: Endoscopic Center, West China Hospital, Sichuan University, Chengdu, Sichuan, 610041, China.
authors.forename: Chengwei
authors.initials: C
authors.lastname: Tang
authors.affiliation: Endoscopic Center, West China Hospital, Sichuan University, Chengdu, Sichuan, 610041, China. hubingnj@sina.com.
authors.forename: Bing
authors.initials: B
authors.lastname: Hu
keywords: Ampulla of vater; ESD; GIST