At first glance, the P waves and QRS complexes do not seem to have any relationship, which raises the possibility of 3 o AV block. Since the QRS complexes do not occur regularly, however, that option ...

Our elderly population (over 70 years) with dual-chamber pacemakers inserted for complete AV block benefit significantly from DDD pacing compared with VVIR pacing. There were improvements in HRQoL ...

The case is reported of an athlete who, during an exercise test, had a complete atrioventricular block without symptoms of cardiac output failure. Heart rate, stroke index, cardiac index, and ...

Second Degree Type I AV Block 2:1 AV block Some P waves conduct to the ventricles on this ECG tracing, however it is clear that some do not. There does appear to be a prolonging PR interval before ...

NEW YORK, NY—High-grade atrioventricular (AV) block occurs within 1 month for roughly one in seven patients who undergo transcatheter tricuspid valve replacement (TTVR), according to new results from ...