Mesenteric angiography for the localization and treatment of acute lower gastrointestinal bleeding.

BACKGROUND: There is limited evidence regarding the effectiveness and complications of mesenteric angiography in the diagnosis and management of acute lower gastrointestinal bleeding (ALGIB). Our objective was to determine the complications and outcomes of mesenteric angiography in patients with ALGIB and to identify predictors of a positive result at angiography. METHODS: We identified and reviewed the records of all patients who underwent …