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Pneumonia
Chapter 28
Question | Answer |
---|---|
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 |