Community Acquired Pneumonia (CAP) A Grade Exam 2024|Questions with Complete Solutions
Epidemiology Community-Acquired Pneumonia - Ans • An estimated 5.6 million cases/year • Estimated total annual cost is $10 billion • 6th leading cause of death in U.S. - #1 cause of death from infectious diseases • Up to 80% of treatment is outpatient • Mortality rate varies - 1-5% outpatient - 12% inpatient - Up to 40% in critically ill/ICU admissions Pathogenesis Community-Acquired Pneumonia - Ans • Microorganisms gain access to the lower respiratory tract via: - Inhaled as aerosolized particles - Enter via bloodstream from an extra-pulmonary site of infection - Aspiration of oropharyngeal contents - Commensal bacteria in respiratory tract
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