Interestingly, a study from the Drug and Alcohol Dependence confirmed the existence of euthyroid sick syndrome [iii] where alcohol - dependent persons can have low levels of T3, high levels of reverse T3 or rT3, and normal levels of the T4 hormone. (thyroidadvisor.com)
There is a decrease in total and free T4 and T3, and an increase in rT3 similar to findings in sick euthyroid syndrome.... (perfecthealthdiet.com)
However, in euthyroid patients with Hashimoto's thyroiditis, this escape phenomenon from the inhibitory effect of iodine is impaired, resulting in subclinical or clinical hypothyroidism (10). (nutritionmayhem.com)