What should be evaluated in the history for fever of unknown origin (FUO)?

Updated: May 17, 2021
  • Author: Sandra G Gompf, MD, FACP, FIDSA; Chief Editor: Michael Stuart Bronze, MD  more...
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Make a detailed history evaluation that includes the following:

  • Family history
  • Immunization status
  • Dental history
  • Occupational history
  • Travel history, especially within the prior year
  • Nutrition and weight history (including consumption of dairy products); note changes in the fit of clothing if the patient does not monitor weight
  • Drug history (over-the-counter medications, prescription medications, illicit substances)
  • Sexual history
  • Recreational habits
  • Animal contacts (including possible exposure to ticks and other vectors)
  • Surgery, invasive procedures, trauma

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