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Due to effects on ECG voltage amplitude, subjects with complete left or right bundle branch block (LBBB or RBBB), chronic obstructive pulmonary disease, imaging evidence of myocardial infarction, ...

The bipolar pacing tests for these three cases were presented as Figures 1–3, respectively. Figure 1. Unedited continuous changes in ECG and EGM for case 1 with complete right bundle branch block. In ...

Several possible causes of heart block exist. It may stem from aging of the conduction system, a prior heart attack, heart ...

Upon review of this body and the described ECG findings, certain common patterns ... widened QRS complexes were most commonly attributed to RBBB or an unspecific intraventricular conduction ...

Classification of QRS morphology on ECG followed pre-defined criteria (22). The LBBB was defined as follows: QRS duration ≥120 ms, QS or rS in V1, and monophasic R wave without Q waves in I and V6.

When an ECG was not provided or was difficult to interpret owing to poor quality or incomplete data, either the article authors' own descriptive terms were used and are provided in quotation marks ...

Myocardial infarction (MI) is often difficult to detect when LBBB is present on ECG. A large clinical trial of thrombolytic therapy for MI (GUSTO-1) evaluated the electrocardiographic diagnosis of ...

My parents are two of my favourite people in the world, and if there's something I can do to help them live longer, I'm all for it. When this KardiaMobile portable ECG monitor was featured on Yahoo ...