OBJECTIVE Apathetic hyperthyroidism can be misdiagnosed or diagnosed late, and older patients are often susceptible to adverse effects of treatment for thyrotoxicosis. The aim of this study was to identify factors associated with apathetic hyperthyroidism. METHODS We retrospectively examined serum calcium, phosphorus and bone-specific alkaline phosphatase (BAP) levels and thyroid-associated v...

Apathetic form of thyrotoxicosis occurs in the elderly who can present with features of hyperglycemia, hypothyroidism, depression, or an internal malignancy. A clinical suspicion and timely diagnosis of hyperthyroidism is needed to define the correct etiology of existing problems, and to prevent grave complications. We discuss an 84-year-old woman who presented with fatigue and uncontrolled dia...

Apathetic hyperthyroidism, as its name implies, presents itself in an insidious manner so that the diagnosis may be oliscure until a near-terminal situation. Such was the situation in two elderly women manifesting lethargy, muscular weakness, and anasarca associated with severe Mcnspid regurgitation. Both had been unresponsive to the usual medical regimen consisting of digitalis and diuretics f...

A patient with apathetic hyperthyroidism and who was initially considered to be suffering from malignant disease and progressed to crisis is described. The role of magnesium in this presentation of thyrotoxicosis is discussed.

BACKGROUND Hyperthyroidism is a disease that has various symptoms and can present in many ways. In the elderly patient hyperthyroidism often is not expressed in the classical manner. A case report of a middle-aged man who had hyperthyroidism with only one symptom is detailed. METHODS A literature review utilizing MEDLINE files from 1988 to the present, as well as current textbooks of medicine...