Haemophilus Influenza in acute otitis media among Jeddah citizens, Saudi Arabia

The occurrence of Haemophilus influenzae in acute otitis media of different age groups was studied. Haemophilus influenzae was isolated from 18.7% of all cases with a significant frequency among children 2-5 years old [26.7%]. B-lactamase producing strains were present in 17.2% of all strains without significant difference among different age groups. Type b strains were detected in 1.2% of all cases and from 6.9% of the isolated strains