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Acylcarnitines, Quantitative, Plasma

Important Note

Specimen must be frozen within 4 hours; frozen specimen stable indefinitely.

Additional Codes

LAB429

Performing Laboratory

St. Louis Children's Hospital Laboratory

Methodology

Electrospray Tandem Mass Spectrometry (ESI-MS/MS)

Specimen Requirements

Specimen Type: Plasma
Container/Tube: Mint-green top (lithium heparin gel)
Specimen Volume: Full tube

Alternative Specimen Type: Plasma

Alternative Container/Tube: Gold top, serum gel, Red top tube or Dark green sodium heparin tube

Specimen Minimum Volume: 0.6 mL; If collected in microtainer®, container MUST be full.

 

Lab Processing instructions:

Centrifuge specimen to separate, aliquot sample into a plastic conical tube and freeze. Label aliquot with specimen type

 

Processed Volume:

1.0 mL (minimum 0.3 mL)

Specimen Transport Temperature

Frozen

Day(s) Test Set Up

Day(s) Test Set Up:

Monday-Friday

Cut-off time:

0430

Turnaround Time:

3-5 days

Specimen Stability Information

Analyte Stability: Ambient: 1 hour

Refrigerated: NA

Frozen (processed): Indefinitely

CPT Code

82017