ARUP's Laboratory Test Directory

Folate, Serum : 0070070

Mnemonic: FOL

Ordering Recommendation: Aids in detection of folate deficiency.
Methodology: Quantitative Chemiluminescent Immunoassay
Performed: Sun-Sat
Reported: Within 24 hours
Specimen Required: Collect: Serum separator tube.

Specimen Preparation: Protect from light during collection, storage, and shipment. Transfer 1 mL serum to ARUP Amber Transport Tube. (Min: 0.5 mL)

Storage/Transport Temperature: Frozen.

Unacceptable Conditions: Specimens collected in EDTA. Hemolyzed or heparinized specimens. Refrigerated specimens exposed to light for more than 24 cumulative hours.

Stability (collection to initiation of testing): Ambient: 8 hours; Refrigerated: 48 hours; Frozen: 3 months

Reference Interval:
0-3.3 ng/mL: Deficient
3.4-5.3 ng/mL: Indeterminate
5.4-40.0 ng/mL: Normal               
CPT Code(s): 82746
Cross References: Folic Acid (Folate, Serum)