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Laboratory: Clinical Biochemistry  (METABOLIC)
Test Name:
ACYLCARNITINE, QUANTITATIVE - (P)
Test Code: ACRN
Clinical Information:
Test Indications:
Diagnosis of fatty acid oxidation disorders and several organic acidurias in plasma specimens.
 
Evaluating treatment during follow-up of patients with fatty acid beta-oxidation disorders and several organic acidurias.
 
Method: Flow Injection Analysis-Tandem Mass Spectrometry (FIA-MS/MS)
Test done at Mayo Medical Laboratories

Recommendations:
Draw specimen just prior to a scheduled meal or feeding.
 
Include family history, clinical condition (asymptomatic or acute episode), diet and drug therapy on requisition.
 
Collection Devices:
also accepted: EDTA 4ml NO GEL Tube(s)-Full Tube Collection
Fill No Gel tube or microtainer with blood to applicable line.
 
Specimen Required:
Plasma: 0.1 mL
Pediatric Plasma: 0.1 mL

Plasma that is hemolysed, lipemic or icteric is acceptable.
Referral:
Requisition:
Reference Values:
Availability:
Within 2 Weeks
See Also:
More Information:
Specimen Handling:
Separate plasma from cells and send frozen to Health Sciences Center (HSC).
 
HSC: Send frozen to Mayo Medical Laboratories (Test ID: ACRN)
 
Stability Information (Plasma):
     Frozen (preferred): 92 days
     Refrigerated: 64 days
     Ambient: 8 days