Wells Score (DVT)

Wells Criteria for DVT

Active cancer (treatment within 6 months or palliative)+1Paralysis, paresis, or recent cast of lower extremity+1Recently bedridden >3 days or major surgery within 12 weeks+1Localized tenderness along deep venous system+1Entire leg swollen+1Calf swelling >3cm vs asymptomatic side+1Pitting edema confined to symptomatic leg+1Collateral superficial veins (non-varicose)+1Previously documented DVT+1Alternative diagnosis at least as likely-2

Disclaimer: These tools are for educational purposes and clinical decision support only.

They do not replace professional medical judgment. Always verify calculations independently.

v2.0.0