Cardiac Complexes, Premature

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  Subject Areas on Research

  • A young patient with exercise-induced polymorphic ventricular tachycardia. 
  • Alteration of digoxin pharmacokinetics by a single dose of quinidine. 
  • Antiarrhythmic agents in older patients. Current state of knowledge. 
  • Collision of excitation waves in the dog Purkinje system. Extracellular identification. 
  • Effects of verapamil on postextrasystolic potentiation. 
  • Importance of ST-segment depression as a determinant of ventricular premature complex frequency after thrombolysis for acute myocardial infarction. Tissue Plasminogen Activator: Toronto (TPAT) Study Group. 
  • Inverse calculation of QRS-T epicardial potentials from body surface potential distributions for normal and ectopic beats in the intact dog. 
  • Mechanism of origin of conduction disturbances in aging human atrial bundles: experimental and model study. 
  • Mechanism of ventricular vulnerability to single premature stimuli in open-chest dogs. 
  • Relationships among ventricular arrhythmias, coronary artery disease, and angiographic and electrocardiographic indicators of myocardial fibrosis. 
  • Simulation and prediction of functional block in the presence of structural and ionic heterogeneity. 
  • Strength-interval curves in canine myocardium at very short cycle lengths. 
  • The noninvasive localization of ventricular pacing sites by radionuclide phase imaging. 
  • Use of control steady-state serum digoxin levels for predicting serum digoxin concentration after quinidine administration. 
  • Wide complex bigeminy: unusual presentation of an atriofascicular fiber. 
  • Zones of atrial vulnerability. Relationships to basic cycle length.