Decision support · deep vein thrombosis of the lower limbs
Dichotomised model (likely/unlikely) based on the validation by Wells et al. and adopted by the NICE and ESVS guidelines; it does not replace clinical judgement.
For use by healthcare professionals only. This tool offers general guidance on the diagnostic pathway, not a diagnosis. Confirmation always requires clinical correlation and, where indicated, venous duplex ultrasound.
Step 1
Clinical criteria
Select all the criteria present in the patient, then calculate the score.