Left Bundle Branch Block If your cardiologist spots LBBB on an EKG, they may run tests to figure out the cause. Unlike RBBB, left bundle blocks are more often a sign of tissue damage.

A “rate-dependent” right bundle branch block can also occur during times of fast heart rate. When the heart rate slows, the narrow QRS complex returns. A rate-dependent RBBB can, at times, be ...

Left Bundle Branch Block Electrical impulse in the upper chambers can be because of disruption in the regular pattern of the body. We spoke to Dr. Arun Goyal, Head of Cardiology, Ivory Hospital ...