RBC Folate
Label Mnemonic: EFOL
Epic Lab Code: LAB70
Downtime Form: A-1a Miscellaneous Request
Commercial Mail-out Laboratory
5231 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
 
See also:
Folate, Serum
 
See Additional Information:
Specimens Requiring Immediate Delivery