(469) 485-2382 / Toll-Free (888) 509-5227 info@mcidiagnostics.com

Thyroglobulin (TG-RIA)

Test ID: 


CPT code:

84432, 86800


Extended-storage Comprehensive Thyroglobulin (With Anti-Tg Screen and Reflex to RIA)
Thyroglobulin, Comprehensive (With Anti-Tg Screen and Reflex to RIA)

Clinical Use:

Comprehensive thyroglobulin can be used to monitor recurrence of thyroid cancer. All specimens are tested for the presence of antithyroglobulin autoantibodies (anti-Tg). Specimens negative for the presence of anti-Tg are reflexed to thyroglobulin testing by ICMA, and specimens positive for the presence of anti-Tg are reflexed to thyroglobulin testing by RIA.
Specimens submitted for comprehensive thyroglobulin testing are stored frozen for one year to allow for future testing.

Specimen Type:


Requested Volume: 

5 mL

Minimum Volume: 

1.5 mL

Container Type: 

Gel-barrier tube or red-top tube


Transfer specimen to a plastic transport tube before freezing. Serum must be separated from cells within one hour of venipuncture. Submit serum in a plastic transport tube.

Storage Instructions:


Stability Requirements:

Stable at room temperature for three days
or refrigerated for 14 days.
Stable when frozen for 3.75 years.
Freeze/thaw cycles: stable x2.

Rejection Criteria

Plasma specimen received; gross hemolysis

Return Back to Test Directory

MCI Diagnostic

Providing top patient care with fast results. 

Hours of Operation

Mon - Sat: 7 AM-11 PM

Sun: 7 AM-3 PM

COVID-19 Drive-Thru Hours

Mon-Fri: 9 AM-6 PM

Federal Holidays - CLOSED

More Information - Click Here

Government Contract

DUNS # 125722608

Cage Code: 3FPQ3


COVID-19 Fee & Pricing