The normal duration (interval) of the QRS complex is between 0.08 and 0.10 seconds — that is, 80 and 100 milliseconds. When the duration is between 0.10 and 0.12 seconds, it is intermediate or ...

Despite the positive results, there are open questions about LBB pacing, including long-term lead performance. RCTs are ...

occasionally resulting also in shortening of the QRS complex and QT interval duration. PERED alleviation, in response to therapy of CHF, reverses all above alterations. These fresh diagnostic ...

Remember that a left bundle branch block and right bundle branch block, by definition, prolong the QRS duration. A biventricular pacemaker is inserted in the same fashion as a standard pacemaker ...

This is a normal sinus rhythm. The QRS complex duration (0.08 sec) and morphology are normal. The axis is normal between 0° and +90° (positive QRS complex in leads I and aVF). T waves that are ...