Test Overview
Test Methodology
Chemiluminescence.
Test Usage
Diagnosis and follow up of medullary thyroid carcinoma (MTC); adjunct to diagnosis of multiple endocrine neoplasia type II (MENII) and familial medullary thyroid carcinoma (FMTC); occasionally useful in the diagnosis and follow up of islet cell tumors.
Reference Range *
Males: <18 pg/mL; Females: <12 pg/mL.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
Days Set Up
Tuesday, Friday
Analytic Time
4 days
Soft Order Code
CLCTN
MiChart Code
Calcitonin, Serum
Synonyms
- Thyrocalcitonin
- CLCT
- Calcitonin, Serum
Laboratory
Sendout
Reference Laboratory
Warde CLCTN
Section
Special Testing
Specimen Requirements
Collection Instructions
Collect specimen in an SST or red top tube. Centrifuge, aliquot serum into a plastic vial, and freeze within 1 hour of collection. Refrigerated samples are not acceptable.
Special Handling
Must arrive in lab or aliquot and freeze within 1 hour. STRICT FROZEN
Normal Volume
1 mL serum
Minimum Volume
0.5 mL serum
Rejection Criteria
Plasma, lipemia, icteric or hemolyzed specimens.
Additional Information
Test sent to Warde Medical Laboratory.
Billing
CPT Code
82308
Fee Code
23316
LOINC
1992-7