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HelpTest Code FMELA Melatonin, Plasma
Reporting Name
Melatonin, PlasmaMethod Name
High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS)
Performing Laboratory
NMS LabsSpecimen Type
Plasma EDTASpecimen Required
***Must submit one specimen per order. Specimens cannot be shared between multiple orders.***
Specimen Type: Plasma
Collection Container/Tube:
Preferred: Lavender top (EDTA)
Acceptable: Pink top (EDTA)
Submission Container/Tube: Plastic vial
Specimen volume: 3 mL
Collection instructions:
1. Draw blood in EDTA (lavender top) tube(s).
2. Centrifuge and send 1 mL of plasma refrigerated in a plastic vial.
Reject Due To
| Hemolysis | Reject |
| Lipemia | Reject |
| Other reasons for rejection | Polymer gel separation tube (SST or PST) |
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Plasma EDTA | Refrigerated (preferred) | 30 days |
| Frozen | 365 days | |
| Ambient | 14 days |
Reference Values
Reporting limit determined each analysis.
Units: ng/mL
Day(s) Performed
Monday-Sunday
Test Classification
This test was developed and its performance characteristics determined by NMS Labs. It has not been cleared or approved by the U.S. Food and Drug Administration.CPT Code Information
80299
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| FMELA | Melatonin, Plasma | 11055-1 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| Z3521 | Melatonin | 11055-1 |