Left bundle branch block is a condition in which there’s a slowing along the electrical pathway to your heart’s left ventricle. When this happens, the electric impulse has to travel further to ...

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 ...

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.

When a left bundle branch block appears on an ECG, the next step is usually an echocardiogram. This noninvasive imaging test shows whether the heart structure looks normal.

Left bundle branch block: Electrical signals are delayed in the left bundle branch. Tachy brady Syndrome: Tachybrady syndrome is a combination of a fast heart rate (tachycardia) and slow heart ...

Q: I recently had an ECG that showed that I have a "left bundle branch block." What does this mean? A: When your heart beats, it does so in response to electrical signals. Your heart muscle is ...