Parapneumonic effusion

• Facts:
  Type of pleural effusion from PNA
• Treatment:
  Complicated parapneumonic effusion necessitates chest tube drainage
• Notes:
  Classified as complicated if:
  
  Positive gram stain / culture OR
  
  pH < 7.2 (normal is 7.6) OR
  
  Glucose level < 60
• See Also:
  Pleural effusion