Test ID: ZG310
CPT code: 82017
LOINC:
Specimen Type: Green-top (sodium heparin) tube
Frequency: 3 – 7 days
Instructions: 0.5 mL Plasma from Green-top (sodium heparin) tube, Frozen. Min 0.1 mL.
Text: Used in the diagnosis and monitoring of inherited disorders of fatty acid oxidation and organic acidurias. May be used as a follow up test to some abnormal newborn screen results. False negative results can occur with acylcarnitine profiling, especially when the patient is carnitine deficient or is affected with a milder variant of a disorder.
Methodology: Flow injection/tandem mass spectrometry