Gastroenterology MCQ 24

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Hemicolectomy: Webster's Timeline History, 1950 - 2007A 45-year-old man with a history of previous right hemicolectomy for colon cancer presents with colicky abdominal pain which has become constant over the last few hours. He has marked abdominal distension and has had only minimal vomiting of a feculent material. His abdomen is diffusely tender. Abdominal x-ray shows multiple air fluid levels with dilatation of some loops to greater than 3 cm in diameter.Which of the following statement(s) is/are true concerning laboratory tests which might be obtained in the patient discussed above?

    1. The presence of a white blood cell count > 15,000 would be highly suggestive of a closed-loop obstruction

    2. Metabolic acidosis mandates emergency exploration

    3. An elevation of BUN would suggest underlying renal dysfunction

    4. There is no rapidly available test to distinguish tissue necrosis from simple bowel obstruction
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Category: Gastroenterology MCQs



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