Vitamin B1, Blood

Last Modified: 12/4/2023 7:13:16 AM


Medical Necessity Documentation:  
Client Notes:  
Patient Preparation: Overnight fasting preferred
Specimen Requirements:

3.0 mL  Frozen Whole Blood from a Lavender Top Tube(EDTA) placed in Amber Vial
Collection Instructions:

Protected from Light
Minimum Volume: 1.1 mL
Transport & Storage: Temperature/Stability: 8 hours Ambient
5 days Refrigerated
35 days Frozen (Preferred)
Rejection Criteria: Not protected from light
Reference Range: Adults: 87 - 280 nmol/L
Critical Ranges:  
Test Comments:  
Methodology: HPLC
Clinical Significance:  
Documentation:  
Custom Panel: No

PRODUCTION SCHEDULE

Turn Around Time: 3 to 4 days
Days Performed: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday
Sites Performed: Quest - Chantilly
PHL Test Code: VIB1B
EPIC Test Code: LAB125
Send Out Test Code: 5042
Alternate Test Names: Thiamine
Included Tests:  
CPT Coding: 84425

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