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Definition
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Fever Definition
Common names:
  • Elevated Body Temperature
  • Fever
  • Fever (over 100.4 f)
  • High Body Temperature
  • Hyperpyrexia
A person with a fever has an abnormally elevated body temperature over 100.4 degrees F (38 C). VideosImages

Examples:
  • Low-grade fever:
    • Temperature less than 101 degrees F (38.3 C)
  • High-grade fever:
    • Temperature over 104 degrees F (40 C)
Fever can be caused by a variety of conditions. In most cases, it is due to a viral or bacterial infection. The evaluation of fever varies with the age of the patient.

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Last Updated: Sep 16, 2008  References
Authors: Stephen J. Schueler, MD; John H. Beckett, MD; D. Scott Gettings, MD
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