Acute GI Bleeding is a common emergency condition. Approximately 3-5 % of patients with GIB have no source found by EGD and colonoscope.In most of such case, the responsible lesion is found in the small intestine.In the period from January (2007) to December (2010) a total of 30 patient underwent emergency push enteroscopy (PE) for obscure gastrointestinal bleeding (OGIB) in our endoscopy unit in Tanta university hospital, they were selected from 7195 patients presented with acute gastrointestinal bleeding (AGIB).In the present study the incidence of OGIB among our patients with acute GIB is...