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Free T3

Test Code
FT3


Preferred Specimen
1 mL Serum or Plasma (lithium heparin)


Instructions
"Separate from cells with max 2hr from the time of collection.
Testing Frequency: Performed as ordered"


Transport Container
PST, Plasma Separator


Transport Temperature
Refrigerate


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Stability: 7 days Refrigerated


Methodology
Homogenous Sequential Chemiluminescence Technology

Reference Range
"M Up to 199 Years 2.18 - 3.98 pg/mL
F Up to 199 Years 2.18 - 3.98 pg/mL"




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.