Hematology

Wells Criteria for DVT

Clinical probability assessment for deep vein thrombosis

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Input Parameters

Active cancer (treatment within 6 months or palliative)*

Paralysis, paresis, or recent plaster immobilization of lower extremity*

Recently bedridden >3 days or major surgery within 12 weeks*

Localized tenderness along deep venous system*

Entire leg swollen*

Calf swelling >3 cm compared to asymptomatic leg*

Pitting edema (greater in symptomatic leg)*

Collateral superficial veins (non-varicose)*

Previously documented DVT*

Alternative diagnosis at least as likely as DVT*

Clinical Note (Optional)

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