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What is In a 4 year old child with ASOM the infecting of organism is likely to be – and explain in detail?
Three most common organisms causing ASOM -4 S. pneumoniae (40%), H. influenzae (25-30%), Moraxella, catarrhalis (10-15%)
Note - H.influenzae causing ASOM is nontypable. The incidence of H.influenzae type 'b' has decreased because of widespread use of Hib vaccine.