July 22, 1974


Author Affiliations

Kingsbrook Jewish Medical Center Brooklyn, NY

JAMA. 1974;229(4):391-392. doi:10.1001/jama.1974.03230420013005

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To the Editor.—  With regard to the letter by Bruce A. Ames (228:828, 1974), the implication is that a highly trained technician can replace the medical specialist in the performance of electromyography. Unfortunately, many physicians who are not really acquainted with electromyography equate this study with electrocardiography. However, electromyography could better be compared to the playing of a musical instrument. Not only do the results have to be interpreted in the light of the examiner's personal experience, but the actual extent of the tests, the number and site of the muscles to be examined, and the type of nerve conduction study to be undertaken is dependent on the clinical knowledge of the examiner, and the findings he makes as he progresses with the examination.I know of only one nonmedical person whom I consider adequately qualified who performs electromyography, a neurophysiologist with a doctor's degree.Dr. Ames's letter points up