Surveillance of Bleeding Peptic Ulcer Using Wireless Capsule Endoscopy

Inclusion Criteria: * Patients with bleeding peptic ulcers; ulcer actively bleeding or with major stigmata of visible vessels ( protuberant discolorations in ulcer bases) and clots (Forrest I, IIa and IIb ulcers) seen at endoscopy performed within 24 hours of their admissions. * Endoscopic hemostasis achieved (with defined endpoints). * Age \> 18 * Provision of an informed written consent signed by the patient. Exclusion Criteria: * The present of an intercurrent ulcer complication precluding endoscopic treatment such as gastric outlet obstruction or ulcer perforation mandating surgical intervention. * Patients with clinical suspicion of intestinal obstruction, stricture and fistula. * Patient with cardiac pacemaker, or any implanted electromedical device. * Age \<18 * Pregnancy * moribund patients e.g. patients with terminal malignancy * Patient unable to give written consent