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Lab Test Dictionary

Vitamin B2 (Riboflavin), Plasma (36399)

Methodology

Chromatography/Mass Spectrometry


Synonyms

B2; Riboflavin

Specimen Type

Plasma

Performing Lab

Quest Diagnostics Valencia


Epic ID

LAB4382

Lab Test Days

Tuesday-Saturday

Standard TAT

3-4 Days


Collection Information

Specimen Required

1-4 mL Blood

Container Type

Lavender (EDTA)

Collection Instructions

Overnight fasting is required. Avoidance of vitamin supplements for 24 hours prior to collection is preferred. Protect from light.


Processing Information - Lab Use Only

Transport Temperature

Frozen-Only

Specimen Stability

Room Temp=4 Hours; Refrigerated=24 Hours; Frozen=30 Days

Rejection Criteria

Received room temp; Received refrigerated

Test Volume Required

2 mL Plasma

Minimum Test Volume

0.5 mL Plasma

Processing Instructions

Protect from light.


CPT Codes

84252


Revised

03-05-20

Initials

SL