RBC Folate
Label Mnemonic: EFOL
Epic code: LAB70
Downtime form: A-1a Doctor/Provider Orders - Pathology Core and Specialty Care Nursery
Commercial Mail-out Laboratory
5231 RCP
Whole Blood
Specimen Instructions:
Protect from light during collection, storage, and shipment.
Collection Medium:
Lavender top tube 3 mL (EDTA)
1 mL whole blood
Rejection Criteria:
Nonfrozen or clotted specimens.
Delivery Instructions:
Deliver to laboratory immediately after collection. Critical frozen. Separate specimens must be submitted when multiple tests are ordered.
Turn Around Time:
Within 24 hours upon receipt at reference laboratory.
Reference Range:
Greater than or equal to 366 ng/mL
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.
Quantitative Chemiluminescent Immunoassay
CPT Code:
See also:
Folate, Serum
See Additional Information:
Specimens Requiring Immediate Delivery