Ordering Recommendation

Aids in the detection of folate deficiency.

Mnemonic
RBCFOLATE
Methodology

Quantitative Chemiluminescent Immunoassay

Performed

Sun-Sat

Reported

Within 24 hours

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect

Lavender (EDTA) or pink (K2EDTA).

Specimen Preparation

Protect from light during collection, storage, and shipment. Mix specimen well. Transfer 1 mL whole blood to an ARUP Amber Transport Tube.

Storage/Transport Temperature

CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.

Unacceptable Conditions

Non-frozen specimens. Clotted specimens.

Remarks

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.

Stability

Ambient: 2 hours; Refrigerated: 4 hours; Frozen: 2 months

Reference Interval

Greater than or equal to 366 ng/mL

Interpretive Data



No compliance statements are in use for this test.

Note
Hotline History
N/A
CPT Codes

82747

Components
Component Test Code* Component Chart Name LOINC
0070356 Folate, RBC 2283-0
0097130 Hematocrit (client supplied) 20570-8
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Folate, Red Blood Cell
  • Folate, Red Cell
  • Folic Acid
  • RBC Folate
  • Vitamin B9
Folate, RBC