Test Code CTON Calcitonin, Serum
Performing Laboratory

Reporting Name
Calcitonin, SUseful For
Aids in the diagnosis and follow-up of medullary thyroid carcinoma
Aids in the evaluation of multiple endocrine neoplasia type II and familial medullary thyroid carcinoma
This test is not useful for evaluating calcium metabolic diseases.
Specimen Required
Patient Preparation: For 12 hours before specimen collection, patient should not take multivitamins or dietary supplements (eg, hair, skin, and nail supplements) containing biotin (vitamin B7).
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Collection Instructions:
1. After collection, immediately place specimen on ice.
2. Refrigerate specimen during centrifugation and immediately transfer serum to a plastic vial.
Specimen Minimum Volume
0.75 mL
Specimen Type
SerumSpecimen Stability Information
Specimen Type | Temperature | Time |
---|---|---|
Serum | Frozen (preferred) | 90 days |
Refrigerated | 24 hours | |
Ambient | 8 hours |
Day(s) Performed
Monday through Saturday
Reference Values
Pediatric
1 month: ≤34 pg/mL
2 months: ≤31 pg/mL
3 months: ≤28 pg/mL
4 months: ≤26 pg/mL
5 months: ≤24 pg/mL
6 months: ≤22 pg/mL
7 months: ≤20 pg/mL
8 months: ≤19.0 pg/mL
9 months: ≤17.0 pg/mL
10 months: ≤16.0 pg/mL
11 months: ≤15.0 pg/mL
12-14 months: ≤14.0 pg/mL
15-17 months: ≤12.0 pg/mL
18-20 months: ≤10.0 pg/mL
21-23 months: ≤9.0 pg/mL
2 years: ≤8.0 pg/mL
3-9 years: ≤7.0 pg/mL
10-15 years: ≤6.0 pg/mL
16 years: ≤5.0 pg/mL
Adults
17 years and older:
Males: ≤14.3 pg/mL
Females: ≤7.6 pg/mL
For International System of Units (SI) conversion for Reference Values, see www.mayocliniclabs.com/order-tests/si-unit-conversion.html.
Test Classification
This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.Method Name
Electrochemiluminescence Immunoassay
CPT Code Information
82308
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
CATN | Calcitonin, S | 1992-7 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
CATN | Calcitonin, S | 1992-7 |
Report Available
1 to 3 daysForms
If not ordering electronically, complete, print, and send an Oncology Test Request (T729) with the specimen.