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Test ID BLOD1247 Riboflavin (Vitamin B2), Plasma

Secondary ID

42363

Useful For

Evaluation of persons who present the signs of ariboflavinosis

Method Name

Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)

Reporting Name

Riboflavin (Vitamin B2), P

Specimen Type

Plasma Heparin


Shipping Instructions


Ship specimen in amber vial to protect from light.



Specimen Required


Patient Preparation: Fasting-overnight (12-14 hours) (infants-draw prior to next feeding).

Supplies: Amber Frosted Tube, 5 mL (T192)

Collection Container/Tube: Green top (sodium or lithium heparin)

Submission Container/Tube: Amber vial (T192)

Specimen Volume: 0.5 mL

Collection Instructions:

1. Place heparin collection tube on ice, keep covered to protect from light.

2. Centrifuge within 2 hours of collection and aliquot to amber vial.

3. Freeze aliquot immediately.


Specimen Minimum Volume

0.25 mL

Specimen Stability Information

Specimen Type Temperature Time
Plasma Heparin Frozen (preferred) 14 days
  Refrigerated  7 days

Reject Due To

Hemolysis

Mild OK; Gross OK

Lipemia

Mild reject; Gross reject

Icterus

Mild OK; Gross OK

Other

EDTA or serum

Reference Values

Normal: 1-19 mcg/L

Day(s) and Time(s) Performed

Monday, Wednesday, Friday; Evening

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.

CPT Code Information

84252