most common pathogen leading to complications
in AOM, but it is now rare in the Western world. A ‘new’ triad
of AOM pathogens has emerged in the last century – S. pneumoniae,
non-encapsulated H. influenzae (often called non-typable
H. influenzae [NTHi]), and Moraxella catarrhalis – all of which
are commensal bacteria found in the human nasopharynx. This