When is guaiac testing indicated in the diagnosis of suspected dengue?

Updated: May 03, 2019
  • Author: Darvin Scott Smith, MD, MSc, DTM&H; Chief Editor: Michael Stuart Bronze, MD  more...
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Signs of early coagulopathy may be as subtle as a guaiac test that is positive for occult blood in the stool. Guaiac testing should be performed on all patients in whom dengue virus infection is suspected.

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