| Dilute Russell Viper Venom Test (LAB000683) | ||
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| Test Mnemonic: | DRVVT
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| Test Mnemonic: | DILUTE RUSSEL'S VIPER VENOM |
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| Specimen Requirements: | Screening test (DRVVT Screen) is performed using the Electromechanical viscosity detection system. If result is >44.1 seconds, a second test is performed, this time with an excess of phospholipids to neutralize any remaining Lupus Anticoagulant (DRVVT Confirm). The ratio Screen/Confirm is then calculated.
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| Synonyms: | Component of the Lupus Anticoagulant Evaluation. DRVVT Screens for Lupus-like anticoagulants (antiphospholipid antibodies). DRVVT Screen/Confirm ratio is used to support the presence or absence of lupus anticoagulants in plasma. |
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| Clinical Indication: |
DRVVT Screen: < 44.1 seconds: No significant evidence of Lupus Anticoagulant
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| Patient Preparation : | Samples are accepted 24 hours per day at Sample Management, 7.412 CSW Bldg.
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| Patient Preparation : | 85613
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| When ordering tests for which Medicare or Medicaid reimbursement will be sought, physicians should only order tests that are medically necessary for the diagnosis or treatment of the patient. Components of the organ or disease panels may be ordered individually. The diagnostic information must substantiate all tests ordered and must be in the form of an ICD-10 code or its verbal equivalent. | ||