Casandra
Casandra Test Code QD15217Version 1 (DRAFT)
Performing Lab
PTH, Intact without Calcium
Clinical Use
Order TestUse
This test measures intact parathyroid hormone (PTH), the biologically active form of PTH, used to diagnose and monitor hypo‑ and hyperparathyroidism and to help differentiate primary hyperparathyroidism from hypercalcemia of malignancy.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
New York Approved
Methodology
Immunoassay
Biomarkers
Parathyroid Hormone, Intact
AnalyteIntact PTH • Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Result Turnaround Time
1-2 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
2‑3 mL
Minimum Volume
Not provided
Container
Lavender Microtainer (EDTA); serum in red top tube also acceptable
Causes for Rejection
Gross hemolysis
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 48 hours |
| Refrigerated | 72 hours |
| Frozen | 6 Months |