The image below shows the typical findings of a left bundle branch block in the precordial ECG leads. Note: If the QRS duration is 100 to 119 ms with criteria 2, 3 and 4 of the above, an ...

The ECG findings presented as normal in athletes were established by an international ... prolonged S wave upstroke and/or premature ventricular beats with a left bundle branch block (LBBB) morphology ...

We therefore sought to describe normative ECG characteristics and to examine the prevalence of abnormal ECG findings as defined by contemporary ... sinus arrhythmia (55%), and incomplete right bundle ...

Conducted by physicians from the University of California San Diego (UCSD), the case details the first successful use of AI-enabled ECG ... left bundle branch area pacing (LBBAP) implantation ...