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Test Code TSHC TSH Cascade

Performing Laboratory

Hunterdon Medical Center

Useful For

Screening for a diagnosis of thyroid disease.

Facilitates thyroid disease assessment using an algorithm which provides timely results and appropriate test utilization.

 

TSH Cascade Algorithm

Test Includes

TSH, always performed.

Free T4, Total T3 and Thyroperoxidase Antibodies (TPOA) will be performed, at an additional charge, if indicated.

Specimen Requirements

Test updated March 2017

 

Container/Tube  
Acceptable  PST (Li Hep) Gel- Mint Green Top
Acceptable  SST
Specimen Volume  3.0mL
Minimum Volume  1.0mL

 

Specimen Type

Plasma/Serum

Specimen Transport Temperature

Ambient

Specimen Stability

 

Specimen Temperature Time Frame
Plasma Refrigerated 2-8°C 7 days
Serum-gel tube Refrigerated 2-8°C 7 days

Day(s) Test Set up

TSH, FT4, T3 TPOA: Monday through Saturday performed at Hunderdon Medical Center

Reference Values

See individual tests links below.

 

Methodology

TSH, FT4, T3, TPOA : ECLIA: Electrochemiluminescence Immunoassay