T3, REVERSE
The assay may be useful in the diagnosis of non thyroidal illness (NTI). Patients with NTI have low T3 concentrations and increased concentrations of rT3. rT3 may be useful in neonates to distinguish euthyroid sick syndrome from central hypothyroidism.
-
Pre-test Information:
No special preparation required
-
Report Delivery:
Sample by 7th of the month; Report after 2–3 weeks