Test Details

Mnemonic

TSHHT

Ordering Code

3400781

CPT-4 Code(s)

84443 x 2

Specimen Information

Patient Preparation

Specimen collection after fluorescein dye angiography should be delayed for at least 3 days. For patients on hemodialysis, specimen collection should be delayed for 2 weeks.

Collect

Red top

Specimen Preparation

Centrifuge, separate serum from cells and send 2.0 mL serum in a screw capped plastic vial.

Minimum Volume

1.5 mL

Transport Temperature

Refrigerated

Rejection Criteria

Serum separator tube (SST)

Stability

Room temperature: 7 days
Refrigerated: 7 days
Frozen: 28 days

Methodology

Immunoassay
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Reference Range

See report
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Performing Laboratory

Quest
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New York DOH Approval Status

Yes
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