Coupling intervals involve a native, normal deflection that is followed by a premature, ectopic deflection of the same type (i.e., from the same chamber). In other […]
There are several issues here. First, those responding that the narrow QRS complex is a result of a pause occurring in a rate-dependent (or acceleration-dependent) bundle […]
During one of my orientations as a young internal medicine house officer, the cardiologist lectured us on the essentials of how to check pacemakers. Since none […]