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VITAMIN B3 (NIACIN)
Number 634
CPT Code 84591
Alias VITAMIN B3, NICOTINAMIDE, NICOTINIC ACID
Specimen Container Red Top
Specimen Type Serum
Turn Around Time
Days Performed
Reference Range Contact Laboratory
Alternate Specimen Lavender top EDTA
Volume 1 mL Serum
Stability Ambient Unstable
Stability Refrigerated Unstable
Stability Frozen 14 Days
Patient Preparation
Methodology
Liquid chromatography/tandem mass spectrometry (LC/MS-MS)
Limitations
Rejection Criteria
Gel-barrier tube; specimen not frozen
Additional Instructions
Performing Laboratory Reference Laboratory
TagsNIACIN, VITAMIN, B3