Folate, RBC
Ordering Recommendation
Aids in the detection of folate deficiency.
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
Methodology
Quantitative Chemiluminescent Immunoassay
Performed
Sun-Sat
Reported
Within 24 hours
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