II. Indications

  1. Evaluation of Pulmonary Embolism in patients clinically assessed as low probability

III. Criteria

  1. Score 1 point: Age >65 years
  2. Score 3 points: Prior Deep Vein Thrombosis or Pulmonary Embolism
  3. Score 2 points: Surgery (with general Anesthesia) or lower extremity Fracture in last month
  4. Score 2 points: Active malignancy (or within last year)
  5. Score 3 points: Unilateral lower limb pain
  6. Score 2 points: Hemoptysis
  7. Score 0 points: Heart Rate <75 beats per minute
  8. Score 3 points: Heart Rate 75-94 beats per minute
  9. Score 5 points: Heart Rate >94 beats per minute
  10. Score 4 points: Unilateral Edema and lower limb pain on deep vein palpation

IV. Interpretation

  1. Score 1-3 points: Low Risk for Pulmonary Embolism
  2. Score 4-10 points: Moderate Risk for Pulmonary Embolism
  3. Score >=11 points: High Risk for Pulmonary Embolism

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