Vitamin B2, Riboflavin

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Tube Type

Test ID   LAB1091
EPIC Order
CPT Code(s)   84252
Group/Individual Test   Individual
Laboratory   Core Referral Testing
Tube Station   30
Specimen Routine: 4mL blood/green top tube (Na Heparin); protect from light; see important Comments 
  Micro: 0.75mL blood; protect from light; see Comments
Availability Routine: Reference Laboratory - Mayo Clinic Laboratories
Turnaround Time   5-7 days
Reference Range Normal: See separate report

Patient should be fasting 12-14 hours.  For infants, collect prior to feeding.

 Sample must be processed within 2 hour of collection.

Collect a separate tube specifically for Vitamin B2 when collecting other vitamins.

Reviewed by jcarr on November 30, 2021

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514