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Test Code 62871453 Thyroid Profile

Important Note

Name change as of 11/17/15

Panel includes:

FT4, TSH

Specimen Requirements

Submit only 1 of the following specimens:

 

Hospital Preferred Specimen Type: Plasma

Container/Tube: Lithium heparin gel

 

Outreach Preferred Specimen Type: Serum

Container/Tube: Serum gel

 

Spin Instructions:

Serum gel:  Allow to sit for 30 minutes prior to spinning.  Spin within 2 hours of collection.

Heparin plasma: Spin within 45 minutes of collection.   

Also acceptable:  Red top tube

Specimen Transport Temperature

Ambient

 

Storage Temp Stability

Room Temperature: 24 hours

Refrigerated:  7 days

Methodology

LOCI—Luminescent Oxygen Channeling Immunoassay

 

Methodology change from the following on 11/17/15.

FT4:  Competitive immunoassay using direct chemiluminescent technology

TSH:  3rd Generation assay using direct chemiluminescent technology

Reference Range

See individual tests

Day(s) Test Set Up/TAT

Performed: 

Daily

Available STAT

 

STAT:  < 1 hr

Routine:  < 4 hrs

Aliases

TSH Thyroid, Thyroid Screen

CPT Code

84439 (FT4), 84443 (TSH)