Most common cause of acute otitis media -
H. influenza
Strepto-pneumoniae
Staph aureus
Pseudomonas
Ans. is 'b' i.e., Strepto-pneumoniae o The most common causative organism is streptococcus pneumoniae. Other common organisms are H. influenzae and Moraxella catarrhalis. Less common causative organisms are streptococcus pyogenes, staphylococcus aureus and E.coli.
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