PERC rule: Difference between revisions
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*A- Age < 50 | *A- Age < 50 | ||
*T- No prior DVT or PE | *T- No prior DVT or PE | ||
*H- | *H- HR < 100 | ||
*S- No surgery/trauma requiring hospitalization in past 4 weeks | *S- No surgery/trauma requiring hospitalization in past 4 weeks | ||
Revision as of 18:38, 22 May 2011
Pulmonary Embolism Rule Out (PERC) Criteria
If all BREATHS are present AND low suspicion for PE, no D-dimer needed:
- B- No blood in sputum
- R- Room air sat > 95%
- E- No estrogen or hormone use
- A- Age < 50
- T- No prior DVT or PE
- H- HR < 100
- S- No surgery/trauma requiring hospitalization in past 4 weeks
- Note: Inclusion Criteria
- Use this criteria if confident in excluding PE with negative D-dimer
- Validated on 7527 patients
- Only 0.9% had PE when PERC -, no deaths