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HelpTest ID NSE Neuron-Specific Enolase, Serum
Useful For
A follow-up marker in patients with neuron-specific enolase-secreting tumors of any type
An auxiliary test in the diagnosis of small cell lung carcinoma
An auxiliary test in the diagnosis of carcinoids, islet cell tumors, and neuroblastomas
An auxiliary tool in the assessment of comatose patients
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
SerumSpecimen Required
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube:
Preferred: Red top
Acceptable: Serum gel
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions:
1. Specimens should not be transported by tube system prior to centrifugation.
2. Centrifuge and aliquot serum into a plastic vial.
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum | Refrigerated (preferred) | 7 days |
| Ambient | 5 days |
Reference Values
≤15 ng/mL
Serum markers are not specific for malignancy, and values may vary by method.
CPT Code Information
83520
Report Available
1 to 3 daysReject Due To
| Gross hemolysis | Reject |
| Gross lipemia | OK |
| Gross icterus | Reject |
| Hemolysis at any level | Reject |
Day(s) Performed
Monday through Saturday
Forms
If not ordering electronically, complete, print, and send an Oncology Test Request (T729) with the specimen.