What does the presence of Haemophilus influenza (H influenza) in adults with meningitis suggest?

Updated: Jul 16, 2019
  • Author: Rodrigo Hasbun, MD, MPH; Chief Editor: Michael Stuart Bronze, MD  more...
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Answer

The isolation of H influenzae in adults suggests the presence of an underlying medical disorder, such as the following:

  • Paranasal sinusitis

  • Otitis media

  • Alcoholism

  • CSF leak after head trauma

  • Functional or anatomic asplenia

  • Hypogammaglobulinemia


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