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Thyroid Function Panel

Order Code
16293
CPT
84481, 84439, 84443
Test Details
Synonyms

Thyroid Function Tests, TFT, Thyroid Function Cascade

TAT

24 hours

Methodology

Electrochemiluminescence Immunoassay (ECLIA)

Performing Location

Accredited NRL Laboratory

Testing Frequency

Daily

Test Overview

This panel contains Thyroid Stimulating Hormone (TSH), Free Thyroxine (FT4) and Free Triiodothyronine (FT3) and is useful as a screening tool for the investigation of thyroid disorders.

Specimen Type

Serum or Plasma

Volume

1.5 mL

Specimen Container

Serum (SST; Gold Top or Plain; Red Top), Plasma (Li-hep; Green Top)

Patient Preparation

No special preparation is required for this test. You may eat, drink, and take your medications as normal, unless instructed otherwise by your healthcare provider.

Collection

This test does not require any special collection or pre-analytical handling. Follow routine specimen collection protocols.

Specimen Stability
Temperature Period
Refrigerated 14 days
Order Code
16293
CPT
84481, 84439, 84443
Test Details
Synonyms

Thyroid Function Tests, TFT, Thyroid Function Cascade

TAT

24 hours

Methodology

Electrochemiluminescence Immunoassay (ECLIA)

Performing Location

Accredited NRL Laboratory

Testing Frequency

Daily

Test Overview

This panel contains Thyroid Stimulating Hormone (TSH), Free Thyroxine (FT4) and Free Triiodothyronine (FT3) and is useful as a screening tool for the investigation of thyroid disorders.

Specimen Type

Serum or Plasma

Volume

1.5 mL

Specimen Container

Serum (SST; Gold Top or Plain; Red Top), Plasma (Li-hep; Green Top)

Patient Preparation

No special preparation is required for this test. You may eat, drink, and take your medications as normal, unless instructed otherwise by your healthcare provider.

Collection

This test does not require any special collection or pre-analytical handling. Follow routine specimen collection protocols.

Specimen Stability
Temperature Period
Refrigerated 14 days