Vitamin B7 (Biotin)

Test Code
BIOTIN (VIT B7) (391)

Quest Code

CPT Codes

Preferred Specimen
2 mL frozen serum foil wrapped - protect from light

Minimum Volume
1 mL

Allow sample to clot for 30 minutes. Centrifuge at 3000 rpm for 10 minutes and pour serum into a transport tube. Wrap in foil to protect from light. Freeze immediately.

Transport Temperature

Specimen Stability
Frozen: 14 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolyzed specimens • Lipemic specimens • Ambient temperature specimens • Not light protected • Specimens outside of listed stability

Bioassay (BA)

FDA Status
The performance characteristics of the listed assay was validated by Cambridge Biomedical Inc. The US FDA has not approved or cleared this test. The results of this assay can be used for clinical diagnosis without FDA approval. Cambridge Biomedical Inc. is a CLIA certified, CAP accredited Laboratory for performing high complexity assays such as this one.

Setup Schedule
Set up: Mon, Thurs; Report available: 6 days

Reference Range
Pediatric (<12 years) 57.0-2460.2 pg/mL
Adult (≥12 years) 221.0-3004.0 pg/mL

Performing Laboratory
Cambridge Biomedical Research
1320 Soldiers Field Road
Boston, MA 02135

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.