AHRQ Safety Program for Improving Antibiotic Use

- Pneumonia develops when normal pulmonary defense mechanisms are . either impaired or overwhelmed, allowing microorganisms to multiply . rapidly. - Pathogens may enter the lower respiratory tract and cause pneumonia in. four ways: 1- Aspiration, 2- Inhalation, 3- Hematogenous spread from a distant site, 4- Translocation. ................
................