TSH, Grand Itasca


Sunquest Code:GHTSH  
Epic Code:LAB7048Epic Name:Thyrotropin GH
Synonyms:TFT; Thyroid Stimulating Hormone; Thyrotropin
Methodology:Chemiluminescence
CPT Code:84443
Turnaround Time:Varies by site


Collection Instructions

Specimen:Blood
Optimal Volume:2.5 mL
Minimum\Peds Volume:0.6 mL
Container:Green (lithium heparin, gel) (Red (no gel), Red or gold (gel))
Contraindications:Large doses of biotin (10 mg or more per day) may cause clinically significant interference in prolactin levels. If interference is suspected, it is strongly recommended that biotin is discontinued for at least one week prior to retesting.


Processing and Shipping

Specimen Processing:Centrifuge and aliquot 1.25 mL, 0.2 mL minimum. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Test Performed at or Referral Lab Chemistry  (Grand Itasca GICH)


Interpretive

Reference Range:0.45 - 5.33 ulU/mL
Use:Evaluate thyroid function in people with intact pituitary glands.


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