Neuron Specific Enolase, CSF
Test Mnemonic
CNSE
CPT Codes
- 86316 - QTY (1)
Aliases
- CJD
- Creutzfeldt-Jakob Disease
Includes
- Neuron Specific Enolase, CSF
Performing Laboratory
ARUP
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.5 mL | Cerebrospinal fluid (CSF) | Clean container | Refrigerated | Separate from cells within 1 hour of collection and transfer to standard aliquot tube. |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.5 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | Unacceptable |
| Refrigerated | 1 week |
| Frozen | 1 year (Avoid repeated freeze/thaw cycles) |
Days Performed
Mon, Wed, Fri
Turnaround Time
2 - 9 days
Methodology
| Name | Description |
|---|---|
| Immunoassay (IA) |
Reference Range
| Neuron Specific Enolase, CSF | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Normal | Less than or equal to 27.3 | ng/mL |
Special Info
Hemolyzed specimens will be rejected.
Clinical Info
This test is performed using the BRAHMS NSE Kryptor Immunoassay. Results obtained with different methods or kits cannot be used interchangeably. Results cannot be interpreted as absolute evidence of the presence or absence of malignant disease.