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Test Code LAB20654 Thyroid Stimulating Immunoglobulin (TSI)

Department

Send Outs

Reference Lab Test Number

TSI

Refer To

Warde Medical Laboratory

Primary Collection Container

Gold (SST)

Alternate Collection Container

Red (No Gel)

Transport

Serum Refrigerated

Preferred Transport Temperature

Refrigerated

Processing

Centrifuge, separate serum from cells and send in screw capped plastic vial.

Stability

Ambient: Undetermined

Refrigerated: 7 days

Frozen: 12 months

Minimum Testing Volume

0.5 mL

Reference Range

<0.10 IU/L

Methodology

Chemiluminescence

Performed

Monday-Friday

Reported

2-5 days

CPT Codes

84445

Unacceptable Conditions

Gross hemolysis, lipemia, icterus, plasma