Test ID: TUP
T3 (Triiodothyronine), Uptake, Serum
Secondary ID 
A test code used for billing and in test definitions created prior to November 2011
81792
NY State Approved Indicates the status of NY State approval and if the test is orderable for NY State clients.
Yes
Useful For Suggests clinical disorders or settings where the test may be helpful
As an estimate the amount of circulating free thyroxine, when in conjunction with total thyroxine results to calculate the free thyroxine index
Method Name A short description of the method used to perform the test
Chemiluminometric Immunoassay
Reporting Name A shorter/abbreviated version of the Published Name for a test; an abbreviated test name
T3 (Triiodothyronine), Uptake, S
Aliases Lists additional common names for a test, as an aid in searching
T3U, Serum
Triiodothyronine Uptake (T3U), Serum
T-Uptake
T3 Uptake, S
Triiodothyronine Uptake (T3U), Serum
T-Uptake
T3 Uptake, S
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