Moraxella catarrhalis

 

 

Epidemiology

There is nearly 50% carrier rate.

 

Classification and Characteristics

 

M. catarrhalis is a small gram negative cocco-baccili.

 

Virulence Factors

 

Transmission and Infection

 

 

 

Clinical Manifesations

M. catarrhalis is associated with otitis media, sinusitis, and AECB, not pneumonia

 

Diagnosis

 

 

Treatment

Approximately 90% of strains are resistant to ampicillin