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Folate, Plasma or Serum
Test Code512
CPT Codes
82746
Preferred Specimen
Submit only 1 of the following specimens:
Plasma
Container/Tube: Green-top (heparin) tube(s)
Specimen Volume: 3 mL (minimum volume: 0.5 mL) of plasma
Collection Instructions: Fasting. Draw specimen prior to transfusion or folate therapy.
Note: 1. Indicate plasma. 2. Label specimen appropriately (plasma).
Serum
Container/Tube: Serum gel tube(s)
Specimen Volume: 3 mL (minimum volume: 0.5 mL) of serum
Collection Instructions: Fasting. Draw specimen prior to transfusion or folate therapy.
Note: 1. Indicate serum on request form. 2. Label specimen appropriately (serum).
Plasma
Container/Tube: Green-top (heparin) tube(s)
Specimen Volume: 3 mL (minimum volume: 0.5 mL) of plasma
Collection Instructions: Fasting. Draw specimen prior to transfusion or folate therapy.
Note: 1. Indicate plasma. 2. Label specimen appropriately (plasma).
Serum
Container/Tube: Serum gel tube(s)
Specimen Volume: 3 mL (minimum volume: 0.5 mL) of serum
Collection Instructions: Fasting. Draw specimen prior to transfusion or folate therapy.
Note: 1. Indicate serum on request form. 2. Label specimen appropriately (serum).
Transport Temperature
Frozen
Methodology
Immunochemiluminescent Assay
Setup Schedule
Monday through Sunday
Reference Range
3.0-17.0 ng/mL
Clinical Significance
Useful for the detection of folate deficiency, monitoring therapy with folate, evaluation of megaloblastic and macrocytic anemia, and hypersegmentation of granulocytic nuclei
Performed By
CoxHealth
