Wells' Score Calculator - DVT Probability

Active cancer (treatment within 6 months or palliative)

Paralysis, paresis, or recent immobilization of lower extremity

Recently bedridden ≥ days OR major surgery within 12 weeks

Localized tenderness along deep venous system

Entire leg swollen

Calf swelling ≥ cm compared to asymptomatic leg

Pitting edema confined to symptomatic leg

Collateral superficial veins (non-varicose)

Alternative diagnosis at least as likely as DVT

-2

Wells' Score for DVT

📚 Evidence & Guidelines Class I Recommendation

★★★★★ (1995)

Citation: Wells PS, Hirsh J, Anderson DR, et al. Accuracy of clinical assessment of deep-vein thrombosis. Lancet. 1995;345(8961):1326-1330.

Guideline: ASH/ACCP VTE Guidelines

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For healthcare professional use. Clinical context required.

馃└ Wells' Score - DVT