We were unable to process your request. Please try again later. If you continue to have this issue please contact customerservice@slackinc.com. Here is a classic ECG case not usually caught on a ...

This ECG shows a wide-complex tachycardia in a right bundle branch block pattern going quite fast (heart rate about 150 BPM). Note the morphology of the QRS complex in lead V6. There is a RS complex ...

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 ...