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April 25, 1936

ELECTROCARDIOGRAPHIC STUDIES DURING ANESTHESIA

JAMA. 1936;106(17):1513. doi:10.1001/jama.1936.02770170079027

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Abstract

To the Editor: —  In the discussion on the article entitled "Electrocardiographic Studies During Surgical Anesthesia" (The Journal, February 8, p. 434) occur the words "even though ventricular fibrillation has not been demonstrated in man...." Perhaps some words have been deleted and Dr. M. J. Raisbeck did not intend to make his statement so final. The chapter on ventricular fibrillation in my book (The Heart in Modern Practice, ed. 2, 1928) contains a reproduction of an electrocardiogram in a patient and references to various reports in the literature; additional articles regarding the occurrence of this arrhythmia have appeared in subsequent medical journals.The electrocardiogram figure 5, record C, in the article appears to depict a transition to paroxysmal tachycardia, of ventricular origin, with alternation in the direction of the ventricular deflections. This is more dangerous than the mere occurrence of extrasystoles. I have discussed its significance elsewhere (Ventricular Fibrillation Following

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