Reducing preoperative fasting time: A trend based on evidence.

  title={Reducing preoperative fasting time: A trend based on evidence.},
  author={Jos{\'e} Eduardo de Aguilar-Nascimento and Diana Borges Dock-Nascimento},
  journal={World journal of gastrointestinal surgery},
  volume={2 3},
Preoperative fasting is mandatory before anesthesia to reduce the risk of aspiration. However, the prescribed 6-8 h of fasting is usually prolonged to 12-16 h for various reasons. Prolonged fasting triggers a metabolic response that precipitates gluconeogenesis and increases the organic response to trauma. Various randomized trials and meta-analyses have consistently shown that is safe to reduce the preoperative fasting time with a carbohydrate-rich drink up to 2 h before surgery. Benefits… CONTINUE READING
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