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Alias Names: Carnitor
Methodology: Tandem Mass Spectrometry (MS/MS)
Edit Date: 3/14/2008
Performed: Tuesday-Saturday
Released: 1-4 days after setup at PeaceHealth Laboratories’ reference lab.
CPT Code: 82379-90
Specimen Collection Details
Collection: One 4 mL green top tube (heparin).
Handling: Centrifuge and separate plasma from cells and pour into a plastic vial. Freeze immediately. Critical frozen. Avoid repeated freeeze/thaw cycles. Avoid hemolysis. If multiple tests are ordered, send separate specimen for this test.
Stability: 12 hours refrigerated or 1 month frozen. Specimen unstable ambient.
Standard Volume: 0.5 mL plasma.
Minimum Volume: 200 µL plasma.
Transport: Frozen on dry ice.
Rejection Criteria: Avoid hemolysis.

Reference Range:
Components Reference Range
Carnitine, Total 26-81 umol/dL
Carnitine, Free 23-70 umol/dL
Carnitine, Esterified (acyl) 0-19 mmol/dL

PeaceHealth Laboratories