Test Catalog

Test ID: CARNS    
Carnitine, Serum

Useful For Suggests clinical disorders or settings where the test may be helpful

Evaluation of patients with a clinical suspicion of a wide range of conditions including organic acidemias, fatty acid oxidation disorders, and primary carnitine deficiency in serum specimens

Genetics Test Information Provides information that may help with selection of the correct genetic test or proper submission of the test request



Carnitine levels are disturbed in primary disorders of the carnitine cycle, or secondary disturbances of carnitine metabolism due to other biochemical disorders.


Additional testing is required to distinguish between primary and secondary deficiencies of carnitine.


Dietary intake (meat, carnitine supplementation) may cause increased carnitine values.


Abnormal results are accompanied by detailed interpretation including recommendations for follow-up testing.

Method Name A short description of the method used to perform the test

Flow Injection Analysis-Tandem Mass Spectrometry (FIA-MS/MS)

NY State Available Indicates the status of NY State approval and if the test is orderable for NY State clients.


Reporting Name Lists a shorter or abbreviated version of the Published Name for a test

Carnitine, S

Aliases Lists additional common names for a test, as an aid in searching

Carnitine, Free and Total