Most common cause of acute mesenteric ischemia is:

Acute Mesenteric Ischemia : • Emboli (50%) : −− Arrhythmia, Valvular disease, Myocardial infarction −− Hypokinetic ventricular wall −− Cardiac aneurysm, Aortic atherosclerotic disease • Thrombosis (25%) : Atherosclerotic disease • Nonocclusive (5–15%) : −− Pancreatitis, Heart failure, Sepsis. −− Cardiac bypass, Burns, Renal failure. • Venous occlusion: −− Hypercoagulable state. −− Sepsis Compression, Pregnancy, Portal hypertension.