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Folate, RBC
Copy Utility
Ordering Recommendation
Aids in the detection of folate deficiency.
Mnemonic
Methodology
Quantitative Chemiluminescent Immunoassay
Performed
Sun-Sat
Reported
Within 24 hours
New York DOH Approval Status
Specimen Required
Lavender (EDTA) or pink (K2EDTA).
Protect from light during collection, storage, and shipment. Mix specimen well. Transfer 1 mL whole blood to an ARUP Amber Transport Tube.
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
Non-frozen specimens. Clotted specimens.
Hematocrit must be performed and indicated on the test request form. If the patient has not received a transfusion or experienced excessive bleeding between the RBC folate draw and the hematocrit draw, any hematocrit drawn within 24 hours of the RBC folate draw is acceptable.
Ambient: 2 hours; Refrigerated: 4 hours; Frozen: 2 months
Reference Interval
Greater than or equal to 366 ng/mL
Interpretive Data
FDA
Note
Hotline History
CPT Codes
82747
Components
| Component Test Code* | Component Chart Name | LOINC |
|---|---|---|
| 0070356 | Folate, RBC | 2283-0 |
| 0097130 | Hematocrit (client supplied) | 20570-8 |
Aliases
- Folate, Red Blood Cell
- Folate, Red Cell
- Folic Acid
- RBC Folate
- Vitamin B9
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