The ECG strip below shows normal sinus rhythm ... With the faster heart rate, the QRS complex morphology changes to that of a LBBB. As sinus rhythm restores, and the ventricular rate slows ...
which sometimes makes diagnosis on ECG challenging. Below are two examples of ventricular tachycardia with different QRS morphologies — one with a right bundle branch block morphology and one ...
A Case of Cardiac Sarcoidosis Concealed by Arrhythmogenic Right Ventricular Dysplasia/Cardiomyopathy
Cardiac MRI or even an EMBx could have been ... with a predominant RBBB morphology and inferior axis; the other with LBBB morphology and inferior axis (the same pattern as documented earlier ...
Background Regular intensive physical activity is associated with non-pathological changes in cardiac morphology ... in athletes showing ventricular arrhythmias with left bundle branch block ...
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