Online case report| Volume 10, ISSUE 3, e35-e38, May 2014

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Hyperammonemic encephalopathy complicating bariatric surgery: A case study and review of the literature

Published:November 14, 2013DOI:
      Bariatric surgery for obesity has become more common, with 220,000 cases performed in the United States each year [
      • Prachand V.N.
      The evolution of minimally invasive bariatric surgery.
      ]. Hyperammonemic encephalopathy is a rare but potentially devastating condition. A total of 7 cases of hyperammonemic encephalopathy after bariatric surgery have been reported in the literature to date; in 5 of these, the outcome was fatal. A number of mechanisms may underlie the cause of hyperammonemia. Importantly, early active treatment may be life-saving.


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