The correct diagnosis is normal sinus rhythm, Osborn waves, also called J waves (Figure 2). The rhythm is regular at a rate of 60 bpm. There is a P wave before each QRS complex (+) with a stable PR ...

Classic changes of ischemia may be described or explained as follows: 1. ST-segment elevations or depressions that are usually localized (but may be diffuse) and may be associated with such T-wave ...

The rhythm is irregularly irregular, with an average rate of 90 beats/min. There is no evidence of any organized atrial activity. Hence, the underlying rhythm is atrial fibrillation. There are two QRS ...

Apple’s new, fourth-generation watch has an electrical heart rate sensor. This can record your electrocardiogram or ECG, which Apple says: … can classify if the heart is beating in a normal pattern or ...