Physician resources

Wells score to assess PE risk

Description: Epic smart phrase with the Wells score and interpretation of PE risk.

PE risk, Wells score:
  • ***clinically suspected DVT - 3 points
  • ***alternative diagnosis is less likely than PE - 3.0 points
  • ***tachycardia - 1.5 points
  • ***immobilization/surgery in previous four weeks - 1.5 points
  • ***history of DVT or PE - 1.5 points
  • ***hemoptysis - 1.0 points
  • ***malignancy (treatment for within 6 months, palliative) - 1.0 points
  • Interpretation (Stein et al. 2007 Radiology 242:15-21)
  • Score >6.0 - High (probability 59% based on pooled data)
  • Score 2.0 to 6.0 - Moderate (probability 29% based on pooled data)
  • Score <2.0 - Low (probability 15% based on pooled data)

 

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