Patient should discontinue taking Biotin, Vitamin B7, or Vitamin H 48 hours before getting blood drawn.
1.0 mL Serum from a SST Gold Top Tube
7 days Refrigerated
0.20 mL Serum
< 1 year: 1.4 - 53.2 Units/mL
1 year to 5 years: 0.4 - 351.6 Units/mL
5 years to 11 years: 0.5 - 393.0 Units/mL
11 years to 15 years: 1.9 - 170.4 Units/mL
> 15 years: 0.0 - 158.0 Units/mL
Patients taking vitamin supplements containing doses of >5 mg/day may have falsely decreased test results generated.
01425705
82785