Cardiophile MD

Arrhythmias in adolescents may vary from sinus arrhythmia which is a normal variant to life threatening arrhythmias like ventricular tachycardia. Wandering atrial pacemaker, isolated ventricular and supra ventricular ectopic beats and first degree AV block are some other arrhythmias which need no specific treatment. On the other hand, supraventricular tachycardia, ventricular tachycardia and symptomatic complete [...]

Complete heart block or complete AV block is a situation in which the sinus impulses are not conducted to the ventricles through the AV node. Hence the P waves and QRS complexes are dissociated (AV dissociation). The four cardinal features of complete heart block on the ECG are: 1) Regular PP interval (2) Regular RR [...]