INCIDENCE, ETIOLOGY AND PROGNOSIS OF ARRHYTHMIAS ANALYSIS OF 2,530 HOSPITALIZED CASES

This is a report of 2,5301 cases of hospitalized pediatric arrhythmia patients. There were 793 ectopic arrhythmias with conductrive dist.urb- ances accounting for 23.Wo of all 3,351 electro- cardiograms made during the same period, indicating that arrhythmia is common in hos- pitalized children. The common types of pediatric arrhythmia are A-V block, premature beats of ventricular and supraventricular origin, incomplete right bundle branch block and paroxysmal supraven- tricular tachycardia The common causes of pediatric arrhythmia are infectious toxic myocarditis, theumatic fever, theumatic heart disease and digitalis intoxicatio.n, indicating a close correlation between infection and the developmeint of pediatric arrhythmia. So management of infectious diseases plays an important role in the prevention and treat- ment of the disease. The prognosis is generally good with a death rate of only about lTo. Arrhythmias disappear following control of the primary disease.