Test Directory

7538 Vitamin B1 (Thiamine)

Specimen Type
Specimen Stability
Reference Range
Serum-Foil Wrapped
2 Months
8 - 30 nmol/L

Specimen Requirements

Specimen Type: Serum-Foil Wrapped
Container: 1 Serum Red Top Tube
Temperature: Frozen
Preferred Vol: 2.00 mL
Min Vol: 1.00 mL

Method

Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)

Schedule

Tuesday - Saturday

Turn-Around Time

Send-Out

Instructions/Notes

STRICT FROZEN. Separate Serum and Freeze within 1 hour of collectionin plastic vial-use amber container or foil wrap to protect from light. EDTA plasma from Lavender tube also acceptable; frozen and protected from light.

Clinical Utility

Vitamin B1 deficiency is most often associated with alcoholism, chronic illness and following gastric by-pass surgery. Prolonged deficiency causes beriberi. Plasma vitamin B1 is useful in evaluating nutritional assessment and compliance, while whole blood vitamin B1 is useful in evaluating body stores.

CPT Codes

84425

Related Materials

Connect With Us!

© 2014 Pathology, Inc.