Clinics and Departments

Laboratory Services

Lab Dept:

Chemistry

Test Name:

CALCITONIN, SERUM

General Information

Lab Order Codes:

CALT

Synonyms:

Thyrocalcitonin

CPT Codes:

82308 - Calcitonin

Test Includes:

Calcitonin level reported in pg/mL.

Logistics

Test Indications:

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.

Lab Testing Sections:

Chemistry - Sendouts

Referred to:

Mayo Medical Laboratories (MML Test: 9160/CATN)

Phone Numbers:

MIN Lab: 612-813-6280

STP Lab: 651-220-6550

Test Availability:

Daily, 24 hours

Turnaround Time:

1 – 3 days, test set up Monday - Saturday

Special Instructions:

N/A

Specimen

Specimen Type:

Blood

Container:

Red top (plain, no gel) tube

Draw Volume:

3 mL (Minimum: 1.2 mL) blood

Processed Volume:

0.8 mL (Minimum: 0.4 mL) serum

Collection:

Routine venipuncture

Special Processing:

Lab Staff: Centrifuge specimen, remove serum aliquot into a plastic screw-capped plastic vial. Store and ship at frozen temperatures. Forward promptly.

Patient Preparation:

None

Sample Rejection:

Warm specimens; mislabeled specimens or unlabeled specimens

Interpretive

Reference Range:

Basal

Males:

<16 pg/mL

Females:

<8 pg/mL

Peak Calcium Infusion

Males:

≤130 pg/mL

Females:

≤90 pg/mL

Critical Values:

N/A

Limitations:

Not useful in evaluating metabolic diseases. Falsely elevated values may occur in serum from patients who have developed human antimouse antibodies (HAMA) or heterophilic antibodies.

Methodology:

Automated Immunochemiluminescence Assay by Immulite 2000 (ICMA)

References:

Mayo Medical Laboratories Web Page September 2010

Updates:

3/14/2004: Test moved from Esoterix to Mayo Medical Laboratories.

6/13/2005: Method changed from ICMA by Nichols Diagnostics to ICMA by Diagnostics Products Corporation Immulite 2000.



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