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HelpTest Code LAB9946 Acylcarnitine Profile, Quant
Aliases
ACP
Performing Section
Biochemical Genetics
Purpose/Principle
In this test, serum/plasma acylcarnitines are mixed with labeled internal standards, the protein is removed and the acylcarnitines are derivatized with butanolic HCL. The resulting butyl esters are separated and quantified via liquid chromatography tandem mass spectrometry. Patient values are compared to age related controls.
Specimen Type
Serum or Plasma:
Green Top -Lithium Heparin (Preferred)
Dark Green Top – Sodium Heparin
Red Top -Plain
Gold Top -SST
Purple Top-EDTA
Specimen Volume
Preferred: 3.0 mL (1.0 mL serum/plasma)
Minimum: 0.6 mL (0.2 mL serum/plasma)
Processing Instructions
Green, gold, purple top-CENTRIFUGE per procedure / Red Top – Clot 60 minutes in upright position
Pipette off plasma or serum into pour off tube
Attach original tube to pour off tube with rubber band
Store and ship sample frozen. Ship on dry ice.
Temperature
Frozen (dry ice)
TAT
3 days
Test Components
See ResourcesCPT
82016
Sample Stability
Frozen @ -20 Celsius: 3 months
Frozen @ -80 Celsius: 1 Year
Test/Batch Schedule
Mon, Wed, Fri