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BGL Test Name Prompt: Homocyst, Total
|Specimen Requirements||1 x 4 mL dark green top sodium heparin tube. NOT PST. |
Serum will not be accepted.
Minimum 0.5 mL plasma
Keep tubes cold (immerse in ice water or crushed ice) immediately after collection.
Requires a minimum four-hour fast or just prior to next feed for newborns.
Test only available for pediatric patients (less than 16 years of age).
|Specimen Handling||Send a copy of the requisition with the specimen. |
Centrifuge, transfer plasma to aliquot tube, write "Heparin" on the aliquot tube, and transport on ice to DSC.
Centrifuge, transfer plasma to aliquot tube, write "Heparin" on the aliquot tube, and transport on ice to ACH.
Centrifuge, transfer plasma to aliquot tube, write "Heparin" on the aliquot tube, and freeze prior to transport to DSC.
|Testing Location||ACH Biochemical Genetics Lab
|Testing Frequency||Monthly; must notify ACH Biochemical Genetics Lab for stat turn-around.|
|Alternate Name(s)||2-Amino-4-Mercaptobutyric Acid - Blood; HCY - blood|
|Reference Interval||Provided on test report.|