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Calculator: Pulmonary embolism Wells score in adults


Calculator: Pulmonary embolism Wells score in adults

 

Physical findings suggestive of DVT (unilateral leg swelling, calf or thigh tenderness) (3 points)

No alternative diagnosis better explains the illness (3 points)

Tachycardia with pulse >100 (1.5 points)

Immobilization (≥3 days) or surgery in the previous 4 weeks (1.5 points)

Prior history of DVT or PE (1.5 points)

Presence of hemoptysis (1 point)

Presence of malignancy (1 point)

 
Important: Inputs must be complete to perform calculation.

 
Total criteria point count:
 

 

Pulmonary embolism risk score interpretation

 
Score >6: High probability
Score ≥2 and ≤6: Moderate probability
Score <2: Low probability

 
Notes
  • A score of <2.0 and a negative D-dimer results in a PE rate of 1.5% (95% CI 0.4-3.7). Refer to the original article below for all details.
  • DVT: deep vein thrombosis; PE: pulmonary embolism.

 
Only digits 0 to 9 and a single decimal point (".") are acceptable as numeric inputs. Attempted input of other characters into a numeric field may lead to an incorrect result.

Information on this page may not appear correctly if printed.

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