Atrial fibrillation with an uncontrolled ventricular response Intermittent right bundle branch block - rate dependent This ECG shows atrial fibrillation with an uncontrolled ventricular rate. There ...

This is a classic example of AV nodal blocks that can occur with inferior wall myocardial infarctions. There are two mechanisms behind this phenomenon. An inferior wall MI results in vagal stimulation ...

Researchers have developed an AI tool that can help doctors predict who might develop a potentially fatal heart condition, just from an ECG. Subscribe to our newsletter for the latest sci-tech news ...

Left bundle branch block (LBBB) is a type heart block. It results from a problem with the electrical conduction system that enables the heart to beat. It may cause no symptoms, but an ...

Also known as complete heart block, third-degree heart block is the most serious type of heart block. Considered a medical emergency, it can be fatal without prompt treatment. The steady beating of ...

Second-degree heart block is a potentially serious but treatable condition affecting the heart’s electrical system. Treatment may require a pacemaker to stabilize the heart’s rhythm. Electrical ...

People with third degree heart block have an irregular heartbeat due to a total blockage of the electrical impulses that control the heart’s activity. It can lead to faintness and breathing difficulty ...