Mesenteric ischemia usually occurs when one or more of your mesenteric arteries narrows or becomes blocked. When this blockage occurs, you can experience severe abdominal pain. Over time, often quickly, the blockage may worsen and cause tissues in your intestine to die because they lack enough blood flow.

How do you develop mesenteric ischemia?

Acute mesenteric ischemia is most commonly caused by a blood clot in the main mesenteric artery. The blood clot often originates in the heart. The chronic form is most commonly caused by a buildup of plaque that narrows the arteries.

When should you suspect mesenteric ischemia?

Acute mesenteric ischemia should particularly be considered in the differential diagnosis when a patient is older than 60 years; has a history of atrial fibrillation, recent myocardial infarction, congestive heart failure, arterial emboli, or postprandial abdominal pain and weight loss; and is initially seen for ...