A 76-year-old woman presents with a persistently rapid heart rate that she attributes to her pacemaker. What does the ECG show?

One day he noticed some tingling in his fingers. He thought it might be from all the hours typing at work, but then it ...

Remember to apply these techniques to both the atrial rate, which is measured by the rate of the P wave, and the ventricular rate, which is measured by the rate of the QRS complex. Read ...

Multivariable analyses using the Cox proportional hazard model incorporating six depolarisation and repolarisation abnormalities (QRS-ST) on baseline 12-lead ECG (heart rate ≥110 beats per minute (bpm ...

The first QRS complex exhibits a junctional escape rhythm (yellow star), followed by a high-grade atrioventricular block (3:1 atrioventricular conduction). Red arrows point to the P waves, occurring ...

Ocean wave energy is immense, with a huge contribution to make to the clean energy transition. According to the International Energy Agency (IEA), ocean power generation needs to grow by 33 per ...

Cantarella will make her playable debut during Version 2.2 of Wuthering Waves. The character will be a 5-star Havoc unit who wields a Rectifier, making her the first character with this element ...

Julian Desmarais was at an Oregon beach to spread his dog’s ashes when an unexpected wave came crashing onto the shoreline. That wave threw Desmarais, an Army veteran, off the log he was ...

A FISHING crew was stunned when they found themselves surrounded by a dangerous square wave phenomenon. Square waves are caused by two wave systems travelling at different speeds and trajectories.

Zani's second in-game form leaks for Wuthering Waves Version 2.2. Zani's alternate outfit includes a sleeveless shirt and new accessories. Wuthering Waves confirms Cantarella's debut for Version 2 ...