a condition commonly associated with thyrotoxicosis. In contrast to other hyper-thyroid conditions, this condition is usually characterized by lethargy or in the worst case, unexplained congestive heart failure.

APATHETIC HYPERTHYROIDISM: "A person with apathetic hyperthyroidism is likely to feel lethargic most of the time. "
Cite this page: Nugent, Pam M.S., "APATHETIC HYPERTHYROIDISM," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/apathetic-hyperthyroidism/ (accessed November 17, 2017).