PSI / PORT

Pneumonia Severity Index (Patient Outcomes Research Team)

20-item mortality risk score for adult CAP. Two-stage: Class I by criteria, Classes II to V by points. The most-validated CAP severity tool.

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Appears in these tutorials

See this calculator worked on a real patient, then read the teaching around it.

Community-acquired pneumonia16_007
Worked example: Maria Russo, 67
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