| Methodology: |
Liquid Chromatography-Tandem Mass Spectrometry
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| Performed: |
Mon, Thu
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| Reported: |
1-6 days
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| Specimen Required: |
Patient Prep: It is recommended that the specimen be collected between 6-11 a.m.
Collect: Serum separator tube, lavender (EDTA), pink (K2EDTA), or green (sodium heparin).
Specimen Preparation: Separate serum or plasma from cells ASAP or within 2 hours of collection. Transport 1 mL serum or plasma. (Min: 0.5 mL)
Storage/Transport Temperature: Refrigerated.
Unacceptable Conditions: Room temperature specimens.
Stability (collection to initiation of testing): After separation from cells: Ambient: Unacceptable; Refrigerated: 1 week; Frozen: 6 months
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