title: Oral gel choline salicylate induced refractory gastric ulceration.
abstract: Common over the counter oral ulcer soothing gel can be an unexpected source of salicylate and cause refractory gastrointestinal ulcers if not identified.
authors: Endoscopy Unit, Addenbrooke's Hospital, Cambridge CB2 0QQ, UK.
authors: Yean Cheant
authors: YC
authors: Lim
authors: Department of Medicine, Addenbrooke's Hospital, Cambridge CB2 0QQ, UK.
authors: Hemant
authors: H
authors: Laxaman
authors: Endoscopy Unit, Addenbrooke's Hospital, Cambridge CB2 0QQ, UK.
authors: Rob
authors: R
authors: Mead
authors: Endoscopy Unit, Addenbrooke's Hospital, Cambridge CB2 0QQ, UK.
authors: Ewen Ab
authors: EA
authors: Cameron