An Intracardiac Pacemaker in Adams-Stokes Attacks in Acute Myocardial Infarction

Autor: Delman, Abner J., Schwedel, John B., Escher, Doris J. W.
Zdroj: JAMA: Journal of the American Medical Association; June 1963, Vol. 184 Issue: 13 p1040-1042, 3p
Abstrakt: COMPLETE HEART BLOCK with Adams-Stokes seizures is an uncommon, but grave, complication of acute myocardial infarction, with at least a 50% mortality rate.1 During the acute phase of myocardial infarction, atrioventricular block may be transient.1, 2 If a patient is successfully maintained during this period, and reverts to regular sinus rhythm, the long-term mortality is no greater than in those postinfarction patients without associated heart block.3Recommended drug therapy for Adams-Stokes attacks in the immediate postinfarction period includes epinephrine or isoproterenol hydrochloride, adrenocortical steroids, and intravenous molar sodium lactate.1,4,5 With all of these medications, there may be a failure of response, or the patient may become refractory to treatment.The external pacemaker6, 7 has provided a dramatic advance in the general management of Adams-Stokes attacks. More recently, small, portable, internal electronic pacemakers, attached by a venous intracardiac catheter electrode inserted into the right ventricle,8,9 have
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