VITB3
Vitamin B3 (Niacin)
EPIC Test Procedure Code: LAB3366
Synonyms:
Niacin
Performing Lab:
Referral Laboratory
Patient Preparation:
Fasting 4 to 8 hours preferred
Container Type:
lavender top (EDTA) tube K2
Specimen Type:
Plasma EDTA
Preferred Volume:
1.5 mL
Minimum Volume:
0.75 mL
Specimen Processing:
Centrifuge and aliquot plasma into a plastic vial within 2 hours of collection
Store and Transport:
Frozen
Stability:
Frozen - 28 days
Refrigerated - 28 days
Room temperature - 21 days
Unacceptable Condition:
Gorss Hemolysis: Reject
CPT Codes:
84591 - Vitamin B3 Niacin Metabolite (EAP 30021042)
Test Schedule:
Monday, Tuesday, Thursday, Friday
Turnaround Time:
3-5 days
Method:
Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
Reference Ranges:
Please refer to the performing lab report for applicable reference ranges