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HelpTest ID FNEOS Neopterin
Specimen Required
Specimen Type: Serum
Container/Tube: Red or SST
Specimen Volume: 0.8 mL
Collection Instructions: Draw blood in a plain red-top tube(s), serum gel tube(s) is acceptable. Spin down and send 0.8 mL serum light protected in a screw-capped vial (Supply T915 amber vial), shipped frozen.
Useful For
Increased levels of neopterin are found during impaired renal function and viral infection in transplant patients. Elevated levels are also indicators for conditions related to impaired cellular immunity.
Method Name
Enzyme immunoassay (EIA)
Reporting Name
Neopterin, SerumSpecimen Type
SerumSpecimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Frozen (preferred) | 180 days | LIGHT PROTECTED |
| Refrigerated | 72 hours | LIGHT PROTECTED |
Reference Values
Adults: <2.5 ng/mL
Day(s) Performed
Monday
Report Available
1 to 12 daysPerforming Laboratory
LabCorp BurlingtonCPT Code Information
83520
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| FNEOS | Neopterin, Serum | 34908-4 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| FNEOS | Neopterin, Serum | 34908-4 |