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Wells Clinical Prediction Rule for Deep Vein Thrombosis (DVT)
The authors make no claims of the accuracy of the information contained herein; and these suggested doses and/or guidelines are not a substitute for clinical judgment. Neither GlobalRPh Inc. nor any other party involved in the preparation of this document shall be liable for any special, consequential, or exemplary damages resulting in whole or part from any user's use of or reliance upon this material.    PLEASE READ THE DISCLAIMER CAREFULLY BEFORE ACCESSING OR USING THIS SITE. BY ACCESSING OR USING THIS SITE, YOU AGREE TO BE BOUND BY THE TERMS AND CONDITIONS SET FORTH IN THE DISCLAIMER.

Clinical feature /   Points

Active cancer (treatment within 6 months, or palliation)  (Points: 1 )
Paralysis, paresis, or immobilization of lower extremity  (Points: 1 )
Bedridden for more than 3 days because of surgery (within 4 weeks)  (Points: 1 )
Localized tenderness along distribution of deep veins  (Points: 1 )
Entire leg swollen  (Points: 1 )
Unilateral calf swelling of greater than 3 cm (below tibial tuberosity)  (Points: 2 )
Unilateral pitting edema  (Points: 1 )
Collateral superficial veins  (Points: 1 )
Alternative diagnosis as likely as or more likely than DVT  (Points: -2 )

Background

References:
[1 ] Ramzi DW, Leeper KV. DVT and Pulmonary Embolism: Part I. Diagnosis. Am Fam Physician. 2004 Jun 15;69(12):2829-2836

[2 ] Ramzi DW, Leeper KV. DVT and pulmonary embolism: Part II. Treatment and prevention. Am Fam Physician. 2004;69:2841-8

[3 ] Wells PS, Anderson DR, Bormanis J, Guy F, Mitchell M, Gray L, et al. Value of assessment of pretest probability of deep-vein thrombosis in clinical management. Lancet 1997;350:1796.

Disclaimer

All calculations must be confirmed before use. The authors make no claims of the accuracy of the information contained herein; and these suggested doses are not a substitute for clinical judgement. Neither GlobalRPh Inc. nor any other party involved in the preparation of this program shall be liable for any special, consequential, or exemplary damages resulting in whole or part from any user's use of or reliance upon this material.PLEASE READ THE DISCLAIMER CAREFULLY BEFORE ACCESSING OR USING THIS SITE. BY ACCESSING OR USING THIS SITE, YOU AGREE TO BE BOUND BY THE TERMS AND CONDITIONS SET FORTH IN THE DISCLAIMER.   Read the disclaimer
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