. Transactions of the College of Physicians of Philadelphia . Flo. 12.—Aortic insufficiency and mitral insufficiency. Normal coordination of the auriclesand ventricles is shown by the jugular pulse. Jugular. Fig. 13.—The same case as Fig. 12, taken five months later. Distinct heart blockwith a two-to-one rhythm. no vertigo or syncope. On resuming his active career he found thatwhen physically tired his pulse would beat at 40, but that rest in therecumbent posture would, in a short time, restore the rate of 60. so NORRIS: CARDIAC ARRHYTHMIA In November, 1907, I had another opportunity of making
. Transactions of the College of Physicians of Philadelphia . Flo. 12.—Aortic insufficiency and mitral insufficiency. Normal coordination of the auriclesand ventricles is shown by the jugular pulse. Jugular. Fig. 13.—The same case as Fig. 12, taken five months later. Distinct heart blockwith a two-to-one rhythm. no vertigo or syncope. On resuming his active career he found thatwhen physically tired his pulse would beat at 40, but that rest in therecumbent posture would, in a short time, restore the rate of 60. so NORRIS: CARDIAC ARRHYTHMIA In November, 1907, I had another opportunity of making a pulsetracing (Fig. 13). Here we are dealing with a distinct case of incomplete heart block,in which the rhythm varies between two-to-one and pulse rate was 48 per minute, and shortly after the precedingtracing was taken, the patient having been in the recumbent posture,returned to GO with a disappearance of the heart block, as is shownin Fig. 14.
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