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Test Code CALCITONIN Calcitonin, Serum

Additional Codes

St. Luke's Compendium Code (Iatric): L902.9550

Reporting Name

Calcitonin, S

Useful 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.

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Serum


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 Stability Information

Specimen Type Temperature Time Special Container
Serum Frozen (preferred) 90 days
  Refrigerated  24 hours
  Ambient  8 hours

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.

Day(s) Performed

Monday through Saturday

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.

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 days

Method Name

Electrochemiluminescence Immunoassay

Forms

If not ordering electronically, complete, print, and send an Oncology Test Request (T729) with the specimen.