Several criteria have been studied to assess the<unk> , prognosis, and need for hospital admission among patients presenting with symptoms suggestive of<unk>  acquired pneumonia (CAP). Of those, the pneumonia<unk>  index (PSI), the CURB65, and the IDSA/ATS criteria for severe CAP are among the more widely employed prognostic schemes.
Community-acquired pneumonia severity criteria
Community-acquired pneumonia diagnostic criteria
Hospital-acquired pneumonia diagnostic criteria
Pneumonia diagnostic criteria
Acute respiratory distress syndrome classification
Aspiration pneumonia classification
Toxic shock syndrome classification
Hospital-acquired pneumonia laboratory findings