Casandra
Casandra Test Code QD25357Version 1 (DRAFT)
Performing Lab
Calcitonin
Also known as: Thyrocalcitonin
Clinical Use
Order TestUse
Calcitonin concentration is increased in patients with medullary thyroid carcinoma. Calcitonin concentrations may be used to monitor disease.
Special Instructions
Not provided.
Limitations
Basal concentrations of >100 pg/mL have been found to have 100% positive predictive value for medullary thyroid cancer. Lower concentrations may be observed in some patients with clinically apparent medullary thyroid cancer.
Test Details
Methodology
Immunoassay (Other)
Biomarkers
Calcitonin
AnalyteCalcitonin • Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Result Turnaround Time
3-6 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
Not provided
Minimum Volume
0.5 mL
Container
transport tube
Collection Instructions
Spin to separate serum and transfer to transport tube vial. Freeze immediately and submit to laboratory frozen.
Patient Preparation
Overnight fasting is preferred
Causes for Rejection
Gross hemolysis
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | Unacceptable |
| Refrigerated | Unacceptable |
| Frozen | 28 days |