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T3 Uptake

Message
Day(s) Test Set Up: Monday, Wednesday and Friday.


Test Code
T3UP


CPT Codes
84479

Preferred Specimen
1.0 mL plasma


Transport Container
PST tube


Transport Temperature
Refrigerated


Methodology
Chemiluminescence

Reference Range
23.5-40.6%


Clinical Significance
Used to aid in the differential diagnosis of thyroid disease.



Last Updated: January 30, 2013


The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.