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Chapter 28

Define Pneumonia An acute inflammation of the lung parenchyma
Cause of Pneumonia Results from weakening in the body's normal defense mechanism such as immune system, WBC's, mucous membrane, epiglottis
Pneumonia causing organisms can reach the lungs in 3 ways 1. Aspiration of normal flora from the nasopharynx or oropharynx 2. Inhalation-of microbes present in the air(ex. Mycoplasma pneumonia and fungal pneumonias) 3. Hematogenous spread-from primary infection elsewhere in the body (ex. staphylococcus aureus)
Types of Pneumonia 1. Community Acquired (CAP) 2. Hospital Acquired (HAP)
Community-Acquired Pneumonia -A lower respiratory tract infection of the lung parenchyma -Onset: first 2 days of hospitalization
Created by: ygwallace