Acute Myocardial Infarction: Electrocardiographical Changes and Clinical Complications in 1290 Patients Treated with Cardiotonics

 

 Quintiliano H. de Mesquita, M.D.

 

In 1290 patients treated with cardiotonics for the acute myocardial infarction in our coronary care unit at Matarazzo Hospital, during 7 years, we have had the following ECG changes and clinical complications:

  • Ventricular extrasystole: 312 patients (24.18%)

  • Atrial extrasystole: 149 patients (11.55%)

  • Left anterior hemiblock: 91 patients (7.05%) 15 Transitory

  • Right bundle branch block: 66 patients (5.11%) 9 T

  • Partial AV block: 75 patients (5.81%)

  • Total AV block: 60 patients (4.65%)

  • Asystolia: 60 patients (4.65%)

  • Atrial flutter and fibrillation: 57 patients (4.41%) 4 Permanent

  • Ventricular tachycardia fibrillation: 36 patients (2.79%)

  • Left bundle branch block: 32 patients (2.48%) - 7 T

  • Nodal AV extrasystole: 22 patients (1.70%)

  • Atrial tachycardia: 22 patients (1.70%)

  • Pararrhythmia: 22 patients (1.70%)

  • Left anterior hemiblock + RBBB: 21 patients (1.62%) - 3 T

  • Nodal AV rhythm: 15 patients (1.16%)

  • Left posterior hemiblock: 6 patients (0.46%) - 1 T

  • Sino atrial block: 4 patients (0.31%)

  • Cardiogenic shock: 27 patients (2.09%)

  • Acute pulmonary edema: 17 patients (1.31%)

  • Heart failure: 14 patients (1.08%)

  • Total mortality: 157 patients (12.2%)

 

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