Respiratory pathogens in community acquired pneumonia.

Respiratory pathogens in community-acquired pneumonia are of interest. Hence, adults over 20 years of age who arrived at participating institutions' emergency rooms or outpatient clinics with pneumonia as clinical diagnosis were qualified for participation and evaluated for consideration in the study. Analysis shows that K. pneumoniae, P. aeruginosa and S. pneumoniae was the most common bacterial pathogens associated with community-acquired pneumonia. Most common viral pathogens associated with community-acquired pneumonia are influenza A and rhinovirus A.