euthyroid sick syndrome

noun

A state of adaptation or dysregulation of thyrotropic feedback control wherein the levels of T3 and/or T4 are abnormal, but the thyroid gland does not appear to be dysfunctional.

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Meanings

nouneuthyroid sick syndrome (plural euthyroid sick syndromes)

plural euthyroid sick syndromes

  1. A state of adaptation or dysregulation of thyrotropic feedback control wherein the levels of T3 and/or T4 are abnormal, but the thyroid gland does not appear to be dysfunctional.

    Synonyms: ESS

Synonyms & antonyms

nounA state of adaptation or dysregulation of thyrotropic feedback control wherein the levels of T3 and/or T4 are abnormal, but the thyroid gland does not appear to be dysfunctional.

Similar
ESS
Cite this entry
APA

euthyroid sick syndrome. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/euthyroid%20sick%20syndrome

MLA

“euthyroid sick syndrome.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/euthyroid%20sick%20syndrome. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “euthyroid sick syndrome,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/euthyroid%20sick%20syndrome.

Source: euthyroid sick syndrome on Wiktionary, CC BY-SA 4.0.