Folate


Sunquest Code:FOLIC  
Epic Code:LAB69Epic Name:Folate
Synonyms:Folic Acid
Methodology:Chemiluminescent immunoassay
St. Joseph: CMIA
Turnaround Time:Performed and reported 24 hours/day.


Collection Instructions

Specimen:Blood
Optimal Volume:2.5 mL
Minimum\Peds Volume:0.9 mL
Container:Green (lithium heparin, gel), St. Joseph - Red (no gel) (Green (lithium heparin, no gel), Red (no gel), Red or gold (gel))
Causes for Rejection:Hemolyzed specimen.


Processing and Shipping

Specimen Processing:Within 2 hours of collection, centrifuge and aliquot 1.25 mL, 0.35 mL minimum. Store frozen.
Shipping Instructions:Ship frozen.
Stability:2 hours at room temperature; 8 hours refrigerated; indefinitely frozen.
Test Performed at or Referral Lab Chemistry  (UMMC-East Bank, Grand Itasca, St. Joseph's)


Interpretive

Reference Range:
Grand Itasca All ages ≥ 5.2 ng/mL
St Joseph All ages ≥ 3.5 ng/mL
All other sites Normal ≥ 5.4 ng/mL
All other sites Indeterminate 3.4 - 5.4 ng/mL
All other sites Deficient < 3.4 ng/mL
 
Use:To evaluate anemias.


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