Test Overview
Test Methodology
Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
Test Usage
Evaluation of persons who present the signs of ariboflavinosis.
Reference Range *
1 - 19 mcg/L
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
Days Set Up
Monday, Wednesday, Friday
Analytic Time
3 - 6 days
Soft Order Code
RIBO
MiChart Code
Riboflavin, plasma
Synonyms
- B2
- Riboflavin
- RIBO
- RIBOFLAVIN (B2), SERUM/PLASMA
Laboratory
Sendout
Reference Laboratory
Mayo VITB2 (61637)
Section
Special Testing
Specimen Requirements
Collection Instructions
Collect specimen in a green top tube following an overnight (12-14 hour) fast. Patient must not consume any alcohol 24 hours before the specimen is drawn. Centrifuge, aliquot plasma into plastic vial, and refrigerate. Protect specimen from light (preferred).
Special Handling
Fasting specimen. Protect specimen from light. Mayo will accept a tube not PFL, but it is not preferred.
Normal Volume
2.0 mL plasma
Minimum Volume
0.5 mL plasma
Additional Information
Test sent to Mayo Clinic Laboratories.
Billing
CPT Code
84252
Fee Code
32095
LOINC
2924-9