Epistemis

Caprini Score for Risk of Venous Thromboembolism

Required inputs

The inputs this calculator asks for inside the app.
VariableExample value
Age between 41 — 60 years
Minor surgery planned (< 45 min)
BMI > 25 kg/m² (Overweight or Obesity)
Edema in lower extremities
Visible varicose veins
Pregnancy or postpartum (< 1 month)
History of recurrent miscarriages
Oral contraceptives or hormone replacement therapy
Bedbound medical patient
Age between 61 — 74 years
Major open surgery (> 45 min)
Major laparoscopic surgery (> 45 min)
Patient confined to bed > 72 hours
Limb immobilization with cast or splint
Active cancer or history of neoplasia
Central venous access or indwelling catheter
Age ≥ 75 years
Personal history of DVT or PE
Family history of thromboembolic events
Positive Leiden V factor
Prothrombin gene G20210A mutation
Lupus anticoagulant or antiphospholipid antibodies
Elevated serum homocysteine
Major lower extremity surgery (hip/knee arthromas)
Fracture of the hip, pelvis or femur (< 72 hours)
Severe head injury or spinal cord injury
Acute stroke (< 1 month)
Severe polytrauma (ISS > 15)

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
Surgery and Trauma
Area
Specialties
Variables
28
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