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Labcorp Oklahoma, Inc.
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Folic Acid (Folate)

Order Name FOLIC ACID
Test Number: 4500950
Revision Date 06/15/2018
Test Name Methodology LOINC Code
Folic Acid (Folate)
Chemiluminescence Assay 2284-8 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1 mL (0.5) Serum Clot Activator SST Refrigerated
Alternate 1 1 mL (0.5) Plasma Lithium Heparin PST (Light Green Top) Refrigerated
Instructions Non hemolyzed serum.
Stability: Ambient 8 hours. Refrigerated 7 days. Frozen 30 days.
GENERAL INFORMATION
Testing Schedule Sun - Fri 
Expected TAT 1-3 days  
Clinical Use Useful in detecting deficiency of folate, monitor therapy with folate; evaluate megaloblastic and macrocytic anemia; evaluate alcoholic patients; evaluate cause of increase in serum homocysteine level. 
CPT Code(s) 82746
Lab Section Chemistry