What are the most common bacterial causes of acute otitis media (AOM)?

Updated: Mar 09, 2020
  • Author: Muhammad Waseem, MBBS, MS, FAAP, FACEP, FAHA; Chief Editor: Ravindhra G Elluru, MD, PhD  more...
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Answer

The most common bacterial pathogen in AOM is Streptococcus pneumoniae, followed by nontypeable Haemophilus influenzae and Moraxella (Branhamella) catarrhalis. These three organisms are responsible for more than 95% of all AOM cases with a bacterial etiology. [7]


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