What deficiencies in host defenses can predispose a patient to bacterial pneumonia?

Updated: Sep 30, 2020
  • Author: Justina Gamache, MD; Chief Editor: Guy W Soo Hoo, MD, MPH  more...
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Deficits in various host defenses and an inability to mount an appropriate acute inflammatory response can predispose patients to infection, as follows [18] :

  • Deficits in neutrophil quantity, as in neutropenia

  • Deficits in neutrophil quality, as in chronic granulomatous disease

  • Deficiencies of complement

  • Deficiencies of immunoglobulins

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