Close
New

Medscape is available in 5 Language Editions – Choose your Edition here.

DVT Probability: Wells Score System

Select Criteria:
Clinical Findings
Paralysis, paresis or recent orthopedic casting of lower extremity (1 point)
Recently bedridden (more than 3 days) or major surgery within past 4 weeks (1 point)
Localized tenderness in deep vein system (1 point)
Swelling of entire leg (1 point)
Calf swelling 3 cm greater than other leg (measured 10 cm below the tibial tuberosity) (1 point)
Pitting edema greater in the symptomatic leg (1 point)
Collateral non varicose superficial veins (1 point)
Active cancer or cancer treated within 6 months (1 point)
Alternative diagnosis more likely than DVT (Baker's cyst, cellulitis, muscle damage, superficial venous thrombosis, post phlebitic syndrome, inguinal lymphadenopathy, external venous compression) (-2 points)
Results: Total Criteria Point Count:
DVT Risk Score Interpretation
3-8 Points:High probability of DVT
1-2 Points:Moderate probability
-2-0 Points:Low Probability
  1. Wells PS, Anderson DR, Bormanis J, et. al. Value of assessment of pretest probability of deep-vein thrombosis in clinical management. Lancet. 1997 Dec 20-27;350(9094):1795-8.
Legal Notices and Disclaimer
All information contained in and produced by the MedCalc 3000 system is provided for educational purposes only. This information should not be used for the diagnosis or treatment of any health problem or disease. THIS INFORMATION IS NOT INTENDED TO REPLACE CLINICAL JUDGMENT OR GUIDE INDIVIDUAL PATIENT CARE IN ANY MANNER. Click here for full notice and disclaimer.
MedCalc 3000 is Copyright © 1998-2011 Foundation Internet Services, LLC    [Build 244179 v11.2.2]
All material on this website is protected by copyright, Copyright © 1994-2016 by WebMD LLC. This website also contains material copyrighted by 3rd parties.