Centralized Core Laboratory:Chemistry

Test ID/Workstation: FOLAT MAYO

Specimen Type: Blood

Tube Type: Gold top SST (serum separator tube, no anticoagulant)

Collection Volume: 1.5 mL (minimum 1.25 mL)

Storage: Refrigerated

Availability: Sent to reference lab

Methodology: Competitive-Binding Receptor Assay

Special Instructions: Fasting (8 hours)
Serum gel tubes should be centrifuged and aliquoted within 2 hours of collection. Do not order on patients who have recently received methotrexate or other folic acid antagonists.

Lab/Phone: 330-543-8418

TAT: 1-3 days

Additional Info: Reference range: > or = 4.0 mcg/L
< 4.0 mcg/L suggests folate deficiency

CPT Code: 82746

Synonyms: Folic Acid

Requisition Form
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