PSI or PORT Score

The pneumonia severity index [PSI] or PORT Score can use to calculate the probability of morbidity and mortality among patients with community acquired pneumonia.

Risk Class I pneumonia patient can be sent home on oral antibiotics.

Risk Class II-III pneumonia patient may be sent home with IV antibiotics or

treated and monitored for 24 hours in hospital.

Risk Class IV-V pneumonia patient should be hospitalized for treatment.