MDCalc

Pediatric Asthma Severity Score (PASS) for Asthma Exacerbation Severity

Determines pediatric asthma severity based on physical exam findings.

Applicable to pediatric patients 1-18 years of age.

Wheezing

Work of breathing

Use of accessory muscles, retractions

Prolongation of expiration

Ratio of expiration to inspiration

Result:

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Advice

The PASS score works best when done initially and after treatment to show a trend, but this may be the same as clinician reassessment as well.