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Mesenteric Artery Thrombosis

Medical Questions » Mesenteric Artery Thrombosis
Name: Mesenteric Artery Thrombosis
Also known as:
Reduction of the blood supply to the small intestine, which is loosely attached to the back wall of the belly by a fine membrane (the mesentery) which contains the two mesenteric arteries.
Causes of Mesenteric Artery Thrombosis
If one of the mesenteric arteries is partially blocked by a plaque of cholesterol, a blood clot (thrombosis) or pressure from another organ or adhesion, the small intestine will not receive sufficient blood to function properly.
Symptoms of Mesenteric Artery Thrombosis
After a meal the patient experiences belly pain and aches that vary with the size of the meal, and so they eat very small infrequent meals, and lose weight. When an artery becomes completely blocked, severe belly pain and tenderness occurs, and the patient will collapse.
Tests for Mesenteric Artery Thrombosis
X-rays of the abdomen will show abnormal bowel patterns.
Treatment for Mesenteric Artery Thrombosis
This is a surgical emergency, as the blocked artery must be cleared and the affected intestine removed as quickly as possible.
Complications of Mesenteric Artery Thrombosis of its treatment
The intestine supplied by the thrombosed artery may become gangrenous.
Likely Outcome of Mesenteric Artery Thrombosis
Depends on severity of bowel damage at time of surgery, but even in good hospitals there is significant mortality.
       
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