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HelpTest Code FNIAC Vitamin B3 Niacin in Plasma
Reporting Name
Niacin (Nicotinic Acid)Performing Laboratory
Cambridge Biomedical Inc.Specimen Type
Plasma EDTASpecimen Required
Specimen Type: Plasma
Container/Tube: EDTA
Specimen Volume: 4 mL
Collection Instructions: Draw sufficient blood in a lavender-top (EDTA) tube(s). Spin down and transfer to a plastic Amber vial (T192) to protect from light within 30 minutes of collection. Freeze and send 4 mL EDTA plasma frozen on dry ice.
Specimen Minimum Volume
1 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Plasma EDTA | Frozen (preferred) | 56 days | LIGHT PROTECTED |
| Refrigerated | 48 hours | LIGHT PROTECTED |
Reference Values
Units: ug/mL
Adult Reference Range:
≥ 10 years
Normal 0.50 - 8.45
Low <0.50
High >8.45
Pediatric Reference Range:
<10 years
Normal 0.50 - 8.91
Low <0.50
High >8.91
Day(s) and Time(s) Performed
Varies; One day per week
Test Classification
The performance characteristics of the listed assay was validated by Cambridge Biomedical Inc. The US FDA has not approved or cleared this test. The results of this assay can be used for clinical diagnosis without FDA approval. Cambridge Biomedical Inc. is a CLIA certified, CAP accredited laboratory for performing high complexity assays such as this one.CPT Code Information
84591
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| FNIAC | Niacin (Nicotinic Acid) | 18244-4 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| Z0144 | Niacin | 18244-4 |
Reject Due To
| Hemolysis | Mild OK; Gross reject |
| Lipemia | Mild OK; Gross reject |
| Icteric | NA |
| Other | Specimens not light protected |
Method Name
High Performance Liquid Chromatography (HPLC)