PERC rule: Difference between revisions
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Pulmonary Embolism Rule Out (PERC) Criteria | Pulmonary Embolism Rule Out (PERC) Criteria | ||
If all | If all are present AND low suspicion for PE, no D-dimer needed: | ||
#Age <50yr | |||
#Pulse ox >94% (room air) | |||
#HR <100 | |||
#No prior PE or DVT | |||
#No recent surgery or trauma (within prior 4wk) | |||
#No hemoptysis | |||
#No estrogen use | |||
#No unilateral leg swelling | |||
*Note: Inclusion Criteria | *Note: Inclusion Criteria | ||
Revision as of 18:43, 22 May 2011
Pulmonary Embolism Rule Out (PERC) Criteria
If all are present AND low suspicion for PE, no D-dimer needed:
- Age <50yr
- Pulse ox >94% (room air)
- HR <100
- No prior PE or DVT
- No recent surgery or trauma (within prior 4wk)
- No hemoptysis
- No estrogen use
- No unilateral leg swelling
- 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
