Gas in the superior mesenteric artery

Description

A woman aged 83 years with mediastinal tumour was admitted to our hospital with 2 days of abdominal pain. She had reduced consciousness and abdominal tenderness with peritoneal signs. Vital signs, physical examination and laboratory findings indicated sepsis and disseminated intravascular coagulation (DIC) with pan-peritonitis. Contrast-enhanced CT showed lack of enhancement in the intestinal and caecal wall, with intramural gas (figure 1A), portal venous gas (figure 1B) and gas in the superior mesenteric artery (SMA) (figure 1C). Diffuse intestinal necrosis with SMA occlusion was diagnosed. SMA thromboembolism was suspected and Trousseau's syndrome cannot be ruled out as the exacerbation factor. We performed bowel resection and anastomosis; portions of the small intestine, caecum and ascending colon were resected (figure 2). A total of 375 cm were resected, leaving 160 cm of the intestine. She recovered from sepsis and DIC and resumed feeding on...

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