Vitamin B7
Also known as: Biotin
Use
Measurement of vitamin B7 level
Special Instructions
Biotin is a water-soluble B-vitamin essential for several enzymatic processes. It is important to separate serum or plasma from cells in a timely manner, and the sample should be refrigerated if not immediately tested.
Limitations
The test was developed and performance characteristics determined by LabCorp. It has not been cleared or approved by the Food and Drug Administration. Therefore, users should interpret results with caution and consider the entire clinical picture when making diagnostic decisions.
Methodology
Mass Spectrometry
Biomarkers
LOINC Codes
- 1980-2
- 1980-2
Result Turnaround Time
2-7 days
Related Documents
For more information, please review the documents below
Specimen
Serum
Volume
1 mL
Minimum Volume
0.5 mL
Container
Red-top tube
Collection Instructions
Transfer separated serum or plasma to a plastic transport tube. Include the patient's age on the test request form.
Storage Instructions
Refrigerate.
Causes for Rejection
Gel-barrier tube
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 3 days |
| Refrigerated | 3 days |
| Frozen | 14 days |