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Carnitine, Free & Total (Includes Carnitine, Esterified)
1565
Methodology: | Tandem Mass Spectrometry |
Performed: | Tue-Sat |
Reported: | 1-4 days from receipt of specimen |
Specimen Required: | Patient Preparation: None required Collect: Green (sodium or lithium heparin) – 0.5 ml serum or plasma. Also acceptable: Plain red Specimen Preparation: Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 0.5 mL serum or plasma to a standard transport tube and freeze immediately. Avoid hemolysis. Storage/Transport Temperature: FROZEN. Stability: After separation from cells: Ambient: Unacceptable; Refrigerated: 12 hours; Frozen: 1 month (avoid repeated freeze/thaw cycles) Rejection Criteria: Room temperature specimens. Specimens refrigerated greater than 12 hours. NOTE: * This test is approved for all states. * Performing Lab ARUP Laboratories |
CPT Code(s): | 82379 |