The effect of thyrotoxicosis on the electrocardiogram.

The effect of thyrotoxicosis on the electrocardiogram of the patient, in whom there is no clinical evidence of other types of heart disease and no cardiac arrhythmia, has been a subject of considerable controversy. Joll (1932) maintained that electrocardiographic changes are produced that are pathognomonic of thyrotoxicosis, while other authorities have… (More)