Perioperative fever.

  title={Perioperative fever.},
  author={Rainer Lenhardt and Chiharu Negishi and Daniel I Sessler},
  journal={Acta anaesthesiologica Scandinavica. Supplementum},
Unlike normal thermoregulatory control, which is largely neuronally mediated, fever is activated by circulating pyrogens. Pyrogens are triggered by either infectious or non-infectious etiologies, all of which may be present in patients undergoing ambulatory surgery. Fever is a regulated elevation in the setpoint temperature for all thermoregulatory responses (warm and cold defenses). To increase core temperature according to the newly elevated setpoint, cold defenses such as vasoconstriction… CONTINUE READING

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