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HelpOrderable Name NFLP Neurofilament Light Chain, Plasma
Specimen Required
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube:
Preferred: Lavender top (EDTA)
Acceptable: None
Submission Container/Tube: Plastic screw-top vial
Specimen Volume: 0.6 mL
Collection Information: Centrifuge and aliquot plasma into a plastic vial. Do not submit specimen in original tube.
Useful For
Assessing neuronal damage related to various neurodegenerative diseases
Method Name
Chemiluminescent Enzyme Immunoassay
Specimen Type
EDTA PlasmaSpecimen Minimum Volume
0.50 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| EDTA Plasma | Refrigerated (preferred) | 14 days |
| Frozen | 90 days | |
| Ambient | 7 days |
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
| Gross icterus | OK |
Reference Values
<2.5 years: ≤12.8 pg/mL
2.5 to 4 years: ≤11.8 pg/mL
5 to 9 years: ≤10.4 pg/mL
10 to 14 years: ≤8.8 pg/mL
15 to 19 years: ≤9.2 pg/mL
20 to 24 years: ≤10.4 pg/mL
25 to 29 years: ≤11.9 pg/mL
30 to 34 years: ≤13.5 pg/mL
35 to 39 years: ≤15.3 pg/mL
40 to 44 years: ≤17.3 pg/mL
45 to 49 years: ≤19.7 pg/mL
50 to 54 years: ≤22.4 pg/mL
55 to 59 years: ≤25.4 pg/mL
60 to 64 years: ≤28.8 pg/mL
65 to 69 years: ≤32.7 pg/mL
70 to 74 years: ≤37.1 pg/mL
75 to 79 years: ≤42.1 pg/mL
80 to 84 years: ≤ 47.8 pg/mL
≥85 years: ≤54.3 pg/mL
Day(s) Performed
Monday through Friday
Report Available
1 to 3 daysCPT Code Information
83884
Forms
If not ordering electronically, complete, print, and send a Neurology Specialty Testing Client Test Request (T732) with the specimen.