Carnitine, Total and Free, Blood (Referred Out) - Saskatoon
Discipline
Biochemistry
Overview
Description
- This is not the acylcarnitine profile, see acylcarnitine profile for details
Alias
- Free carnitine
- Total carnitine
Specimen Information
Specimen types accepted
- Serum/Plasma
Specimen collection container
- Preferred Collection Container: Gold (gel) 5.0mL
- Alternative Collection Container: Light green (Lithium heparin gel) 4.5mL
- Alternative Collection Container: Dark green (Lithium Heparin) 4.0mL
Collection procedure
- Aliquot and freeze required serum or plasma as soon as possible
Required volume
- Optimal Volume: 4.5 mL Full collection tube
- Minimum Volume: 1 mL serum or plasma
(Submitting the minimum volume makes it impossible to repeat the test or perform confirmatory/reflex testing. In some situations, a minimum volume may require a second collection)
Transport and stability
- Avoid hemolysis
Rejection criteria
- Specimens received where the proper collection protocols were not followed
- Pathology and Laboratory Medicine Acceptance and Rejection Criteria
Performance
Days/times performed
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Maximum laboratory time
- Ten day turnaround time by testing laboratory
Other information
- This test can be used to evaluate organic academia, fatty acid oxidation disorder, and primary carnitine deficiency.
Last Updated: October 18, 2024