Reciprocal Changes in Serum Concentrations of 3,3',5'-Triiodothyronine (Reverse T3) and 3,3'5-Triiodothyronine (T3) in Systemic Illnesses -- CHOPRA et al. 41 (6): 1043 -- Journal of Clinical Endocrinology & Metabolism - 0 views
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The mechanism or the biological significance of such a diversion of T4, from the normally occurring conversion to highly potent T3, to the generation of poorly calorigenic rT3 in systemic illness
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such a change in the metabolism of T4 can be reversible.