Epistemis

Wells Criteria for Pulmonary Embolism (PE)

Required inputs

The inputs this calculator asks for inside the app.
VariableExample value
Clinical signs of DVT (+3.0)
Alternative diagnosis less likely than PD (+3.0)
Heart Rate > 100 bpm (+1.5)
Immobilization ≥ 3 days or surgery in the last 4 weeks (+1.5)
Previous episode diagnosed with DVT or PE (+1.5)
Active hemoptysis (+1.0)
Active cancer in treatment or palliative (+1.0)

Run the calculation in the app

This page explains the score but does not run it. In Epistemis, the calculator validates units, flags values outside physiological ranges, and provides the interpretation that a number alone cannot convey.

Epistemis is educational review material. It is not a medical device, does not diagnose or prescribe treatment, and does not replace formal medical training, current clinical guidelines, or professional clinical judgment.

Specialty
Hematology
Area
Internal Medicine
Variables
7
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