Vitamin B2
Test Mnemonic
VITB2
CPT Codes
- 84252 - QTY (1)
LOINC ®
49038-3
Aliases
- Riboflavin
Includes
- Vitamin B2
Performing Laboratory
ARUP
FDA Category
Laboratory Developed Test
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Plasma | Sodium or Lithium heparin (Green) | Frozen | Protect specimen from light during collection, storage and shipment. Separate plasma from cells within 1 hour of collection and transfer to amber transport tube. Separate specimens must be submitted when multiple tests are ordered. |
Alternate Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Plasma | Lithium heparin PST (Lt. Green) | Frozen | Protect specimen from light during collection, storage and shipment. Separate plasma from cells within 1 hour of collection and transfer to amber transport tube. Separate specimens must be submitted when multiple tests are ordered. | |
| 1 mL | Plasma | Sodium heparin PST [Lt. Green] | Frozen | Protect specimen from light during collection, storage and shipment. Separate plasma from cells within 1 hour of collection and transfer to amber transport tube. Separate specimens must be submitted when multiple tests are ordered. |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.5 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Refrigerated | 5 days |
| Frozen | 1 month |
| Ambient | Unacceptable |
Days Performed
Sun, Wed, Fri
Turnaround Time
2 - 7 days
Methodology
| Name | Description |
|---|---|
| High Performance Liquid Chromatography (HPLC) |
Reference Range
| Vitamin B2 | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Normal | 5 - 50 | nmol/L |
Special Info
Serum, whole blood, body fluids, EDTA preserved tubes, and hemolyzed or lipemic specimens are not acceptable. Protect specimen from light during collection, storage and shipment. Separate specimens must be submitted when multiple tests are ordered. This test is New York DOH approved.
Clinical Info
Useful for nutritional assessment of vitamin B2.