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Wells' Criteria for DVT

Active cancer
Treatment or palliation within 6 months
No 0
Yes 1
Bedridden recently >3 days or major surgery within four weeks
No 0
Yes 1
Calf swelling >3 cm compared to the other leg
Measured 10cm below tibial tuberosity
No 0
Yes 1
Collateral (nonvaricose) superficial veins present
No 0
Yes 1
Entire leg swollen
No 0
Yes 1
Localized tenderness along the deep venous system
No 0
Yes 1
Pitting edema, confined to symptomatic leg
No 0
Yes 1
Paralysis, paresis, or recent plaster immobilization of the lower extremity
No 0
Yes 1
Previously documented DVT
No 0
Yes 1
Alternative diagnosis to DVT as likely or more likely
No 0
Yes -2
Result:

Background

Result Interpretation

Ranges Ranges