There are three types of second degree heart block, also called atrioventricular (AV) block. In type I the signal sometimes does not reach the ventricles, causing skipped beats. It is often benign and ...

Second-degree heart block is a type of heart rhythm disorder. There are two types of second degree heart block — Mobitz type 1 and Mobitz type 2. Mobitz type 2 heart block occurs when the electrical ...

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 ...

Complete heart block means that there’s a complete separation of electrical activity between the upper and lower chambers of the heart. Without prompt medical attention, it can be fatal. Your heart ...

Heart blockage, also known as coronary artery disease, occurs when plaque buildup narrows heart arteries, leading to symptoms like chest pain and potentially severe complications, and can range in ...

Research by Boston Children's validates an innovative approach to mapping the heart's invisible conduction tissue during ...

Dear Dr. Roach: Is COVID-19 infection a cause of heart block? I recently had a complete heart block, tested positive in the ER for COVID-19 (symptomless and post-vaccine), and was fitted with a ...