Lab

Antithrombin III

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Antithrombin III

  • Indications
  1. Hypercoagulable state evaluation
  • Normal
  1. Activity: 80-120% of normal activity
  2. Level: 17-30 mg/dl
  • Decreased
  1. Hereditary Antithrombin III deficiency
  2. Disseminated Intravascular Coagulation
  3. Pulmonary Embolus
  4. Cirrhosis
  5. Thrombolysis
  6. Chronic liver failure
  7. Post-surgery
  8. Nephrotic Syndrome
  9. Sepsis
  10. Medications
    1. Intravenous Heparin use longer than 3 days
    2. Oral Contraceptive Use