|Test: ||Carnitine, Free and Total|
|Comments:||Carnitine is assayed by tandem mass spectrometry, with and without alkaline hydrolysis of esters. Reported values are total, free, and esterified carnitine.|
|Specimen type:||Plasma, Urine, Tissue|
|Sample Requirements:||Plasma, ≥1 mL (0.5 mL) from heparinized blood (green top tube) supernatant from clinical centrifugation (within 20 minutes) promptly frozen and shipped frozen (packed with dry ice or lyophilized).|
Urine, 10-20 mL (minimum 5 mL), frozen without preservatives and shipped frozen (packed with dry ice).
Tissue, ? 1 gram muscle, rapidly frozen/stored at -70°C, shipped frozen (packed with dry ice).
|Turnaround time:||Routine: 10-14 working days. Please provide information about carnitine therapy |