II. Epidemiology
- Represents <10% of all Community Acquired Pneumonia
- Debilitated or chronically ill patients
III. Risk factors
- Preceding viral respiratory infection
- Cystic Fibrosis
- Nosocomial acquisition in Intensive Care unit
- Aspiration
- Nursing Home residents
- Obstructing Bronchogenic Carcinoma
IV. Symptoms and Signs
- Similar to Pneumococcal Pneumonia
V. Complications
- Tissue necrosis
- Lung Cavitation
- Empyema (common)
- Pleural Effusion (common)
- Pneumatocele (common)
- Pneumothorax (25%)
VI. Labs
-
Gram Stain
- Gram Positive Cocci within the Leukocytes
-
Blood Culture
- Frequently negative
VII. Radiology: Chest XRay
- Right lung involved in 65% of cases
- Bilateral involvement in <20% of cases
VIII. Management
- Avoid Antibiotics with higher resistance
-
Methicillin Sensitive Staphylococcus Aureus
- Oxacillin
- Nafcillin
- Clindamycin (risk of inducible resistance)
- Methicillin Resistant Staphylococcus Aureus
IX. References
- Gilbert (2001) Sanford Antimicrobial, p. 28
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Related Studies
Concepts | Disease or Syndrome (T047) |
ICD10 | J15.21 , J15.211 |
SnomedCT | 441658007 |
English | Pneumonia due to Staphylococcus aureus, Pneumonia due to Staphylococcus aureus (disorder), Pneumonia due to staphylococcus aureus, Pneumonia due to Staphylococcus aureus NOS |
Spanish | neumonÃa por Staphylococcus aureus, neumonÃa por Staphylococcus aureus (trastorno) |