Back to Test DirectoryTN16 : Copeptin
INFORMATION:
Alternate Name:
Copeptin
Methodology:
Indirect Fluorescence Assay
Clinical Utility:
The Copeptin test is used in the diagnosis of central diabetes insipidus and in the differential diagnosis of central or nephrogenic diabetes insipidus. It is a reliable surrogate marker for arginine vasopressin (AVP).
ORDERING:
Test Code:
TN16-6
Turnaround Time:
9 DAYS
Preferred Specimen:
SST Tube
Collection:
| Container | Qty | Temp | Stability |
|---|---|---|---|
| SST Tube | 1 | Refrigerate | 3 DAYS |
Collection Instructions:
SST: Fill tube, invert gently 5 times, label with patient name, let stand for minimum of 30 minutes, maximum of 1 hr, spin for 10-15 minutes
Storage Transport Instructions:
Promptly centrifuge and separate Serum or Plasma into a plastic screw capped vial using approved guidelines.
Alternative Specimen:
Aliquot Plasma-EDTA-Lavender Top , Aliquot Plasma Heparinized-green top, Aliquot Tube-Serum
Billing:
CPT Codes:
86255 x 1
CPT Code Disclaimer
CPT codes provided are for informational purposes only. Accuracy of CPT presented should be validated prior to consideration for billing.
CPT coding is the sole responsibility of the billing party. Please direct any questions regarding CPT coding to the payer being billed.
