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Thursday, July 29, 2010
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Digestive Disorders |
Superior mesenteric artery syndrome11/14/2001 |
What is superior mesenteria artery syndrome? I can`t find a definition anywhere. Thank you.
This is an unusual syndrome and its description might only be found in medical and surgical textbooks. SMA syndrome results from an anatomical deformity of the superior mesenteric artery - this artery is a major supplier of blood to the small intestine and part of the colon. It arises from the aorta and crosses over the duodenum (the first part of the small intestine which is just past the stomach). In SMA syndrome this artery essentially partially blocks off the duodenum, especially right after meals because the blood flow through the SMA is increased after eating (this makes the artery bigger). Patients may get bloating, vomiting, and pain in the middle of the abdomen immediately after meals. This is a rare disorder but if patients have severe or recurrent symptoms it may require surgical correction.
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John D. Long, MD Assistant Professor of Clinical Medicine Division of Digestive Diseases Department of Internal Medicine College of Medicine University of Cincinnati |