Reversible Acute Mesenteric Ischemia
A 60-year-old man presented with abdominal pain and hypotension. He had recently had thrombosis of the superior mesenteric artery, which required extensive resection of the distal jejunum and ileum. His serum lactate level was 2.6 mmol per liter (normal range, 0.5 to 2.2), and his creatinine level was 1.6 mg per deciliter (140 ?mol per liter) as compared with a baseline level of 0.9 mg per deciliter (78 ?mol per liter). A computed tomographic scan showed jejunal dilatation and thinning of the bowel wall...