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Test Compendium

5178: HOMOCYSTEINE

Test Code

  • 5178

Test Synonym

Volume

  • 1 mL

Minimum Volume

  • 0.2 mL

Specimen Requirements

  • Serum

Container

  • Serum Separator Tube, Transfer Tube- Serum, Plain Red Top Tube

Storage

  • Refrigerated

Turn Around Time

  • 1 day

Special Instructions

  • 1 SST

Additional Information

  • Patients who are taking methotrexate, carbamazepine, phenytoin, nitrous oxide, anticonvulsants, or 6-azuridine triacetate, may have higher levels of Hcy due to metabolic interference with Hcy metabolism.

Specimen Stability

  • 4 days at 15-25 °C 4 weeks 2-8 °C 10 months at -20°C

Reference Range

  • Fasting Sex Message Lines Ref Ranges Unit of Measure
    0 - 15 umol/L