Specimen Requirements

Title

Vitamin B1 (Thiamine)

Specimen Requirement

Collect lavender EDTA, send whole blood room temp or refrigerated same day collected, do not delay sending.

Methodology

Liquid chromatography/tandem mass spectrometry (LC/MS-MS)

Stability

Room temp: 24 hours, Refrigerated: 24 hours, Frozen: 14 days

Reference Range

The reference range is determined by the performing laboratory and will show on the report.

Turnaround

4-6 Days

Clinical Use

For the assessment of thiamine deficiency.

Test Code

VB1