Third-degree atrioventricular nodal block, also known as third-degree heart block or complete heart block, occurs when no action potentials conduct through the AV node. This results in the P waves ...

Note the irregular R-R intervals making 3rd degree heart block unlikely. The rhythm on this ECG needs to be distinguished from high grade AV block which is a form of 3rd degree AV block that can ...

Later analysis concluded that the ECG identified a complete heart block, also known as a third-degree heart block, the most ...

But later analysis concluded that the ECG identified a complete heart block, also known as a third-degree heart block, the most serious kind. Mr Gibson died from sudden cardiac death on June 7 ...