Peaked T waves best seen in the precordial leads, shortened QT interval and, sometimes, ST segment depression. Widening of the QRS complex. This usually requires a potassium level of 6.5 or ...

This is quite an unusal ECG. The QRS morphology is unlike anything normally seen. Since it is upward concordent (all directed upward) in the precordial leads, which is one of the Brugada criteria ...

Sine-wave speech can be thought of as a sort of auditory illusion, a sensory edge case in which one’s experience has a clear “before” and “after” moment, like going through a one-way door.