Khorana VTE Risk Score Calculator

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Khorana VTE Risk Score

Clinical Decision Tool

Calculates the Khorana score for venous thromboembolism risk in ambulatory patients starting systemic cancer therapy.

Cancer Site Risk

Very high risk: stomach or pancreas +2 High risk: lung, lymphoma, gynaecologic, bladder or testicular +1 Other site 0

Use the original score categories.

Pre-chemotherapy Platelets ≥350 ×10⁹/L

No 0 Yes +1

Haemoglobin <10 g/dL or Erythropoiesis-Stimulating Agent Use

No 0 Yes +1

Pre-chemotherapy Leukocytes >11 ×10⁹/L

No 0 Yes +1

BMI ≥35 kg/m²

No 0 Yes +1

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Clinical Decision Support Only

MediCalc calculators are intended to support qualified healthcare professionals and must not replace professional clinical judgement. Do not enter patient-identifiable information into Saved Progress.

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