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Test Code TT3 T3 (Triiodothyronine), Total, Serum

Additional Codes

EPIC:  LAB136

Methodology

Chemiluminescent Immunoassay

Performing Laboratory

St. Joseph Hospital

Specimen Requirements

Serum - Collect blood in a light orange top tube (serum gel tube SST) or plain, red-top tube.

Centrifuge and send 0.5 mL of serum refrigerated.

 

Note:  Plasma is not acceptable for this assay

Reference Values

80.0 - 200.0 ng/dL

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

84480