RBC Folate

Label Mnemonic:	EFOL
Epic code:	LAB70
Downtime form:	A-1a Doctor/Provider Orders - Pathology Core and Specialty Care Nursery

Commercial Mailout Laboratory
6240-8 RCP
356-8593

Specimen(s):

Whole Blood

Specimen Instructions:

Protect from light during collection, storage, and shipment.

Collection Medium:

Lavender top tube 3 mL (EDTA)

Minimum:

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

Comments:

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.

Methodology:

Quantitative Chemiluminescent Immunoassay

CPT Code:

82747