Pulmonary Embolism Rule-Out Criteria (PERC)
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Procedure
- age >= 50 years
- heart rate >= 100/minute
- SaO2 < 95% on room air
- hemoptysis
- exogenous estrogen use
- prior venous thromboembolism
- trauma or surgery within the previous 4 weeks
- unilateral lower extremity swelling
Interpretation
- a score of zero rules out pulmonary embolism
Management
- patients with a PERC score of zero do NOT need plasma D-dimer testing or imaging[1]
More general terms
References
- ↑ 1.0 1.1 Medical Knowledge Self Assessment Program (MKSAP) 18, American College of Physicians, Philadelphia 2018
- ↑ Kline JA, Courtney DM, Kabrhel C et al Prospective multicenter evaluation of the pulmonary embolism rule-out criteria. J Thromb Haemost. 2008 May;6(5):772-80. Epub 2008 Mar 3. PMID: https://www.ncbi.nlm.nih.gov/pubmed/18318689 Free Article
- ↑ Pulmonary Embolism Rule-Out Criteria http://www.jwatch.org/sites/default/files/static/emergency-medicine/articles/JO2012121401.jpg
