The right bundle branch describes a situation in which a bundle branch that links electrical impulses to the heart is blocked or experiences a delay. The bundle branch's electrical impulses are in charge of controlling the heartbeat. In addition to other potential causes, right bundle branch block can also be brought on by pulmonary embolism, myocardial infarction, congenital conditions, and pulmonary hypertension.

Our hearts are myogenic by nature. Thus, the heart's muscles can function both without rest and even without being stimulated nervously. The left bundle branch and the right bundle branch, respectively, must be able to cause and regulate the heartbeat through electrical impulses sent to both the left and right ventricles of the heart.

Know About Right Bundle Branch?

The conducting system component continues the atrioventricular bundle of His. It develops within the interventricular septum, which connects the muscular and membranous regions of the heart. Most of the branches of the left anterior descending artery supply the right bundle branch, which also supplies the nearby conducting region. Its primary job is to keep up a steady electrical beat with the left bundle branch so they work together quickly.

The synchronization of the heartbeats is impeded by an obstruction on the right bundle branch. An irregular heartbeat results from the right portion of the signal transmitting later than the left. The pacemaker-like electric signals that travel through the heart begin at the sinoatrial node and move through the upper chambers of the atria, the atrioventricular bundles, and finally the bundle branches before the ventricles.

Both ventricles receive the impulses equally, and they operate at the ideal pace. The body may lose rhythm and start irregular heartbeats in response to any external or internal irregularities. The right ventricle's blood supply will be restricted by the blocked right bundle branch. It causes the ventricle to occasionally perform poorly or even fail.

Right bundle branch obstruction has four reasons.


1. Pulmonary embolism

The pulmonary vein is the vein that carries blood from the heart to the lungs. After receiving critical oxygen in the lungs, it travels back to the heart via the pulmonary vein where it is pumped to all other parts of the body. A clot known as a pulmonary embolism can restrict blood flow in the pulmonary vein and artery. Deep vein thrombosis, a condition that causes a lump to develop in the limbs after extended periods of inactivity such as long flights or drives, is another possibility. Hypercoagulability, a medical condition, maybe another factor contributing to your blood's propensity to clot quickly.

2. Infarction of the myocardium

Heart attacks, also known as myocardial infarction, are typically brought on by irreversible damage to the heart's muscles. Heart muscle damage can result from a lack of oxygen due to a blockage in the coronary vein, which carries blood to the heart. A blood clot, an air bubble, or the inflammation brought on by a cancerous tumor is all potential causes of blocking.

3. Congenital impairments

The shape and structure of the heart may be impacted prior to birth, just like many other types of congenital abnormalities. Even incomplete cardiac development is possible. That could be brought on by a genetic issue or by additional underlying medical issues affecting either the mother or the foetus. A problem with the right bundle branch can result in a blockage or a defect that might have existed prior to delivery after birth and even during the child's growth.

4. Thoracic hypertension

The term "pulmonary hypertension" refers to elevated artery blood pressure. Most likely, the diminished flexibility of the artery walls—primarily as a result of calcium deposits that make the walls inflexible and stiff—could be the root cause of pulmonary hypertension.

Final thoughts

Heart-related diseases, like those affecting any other essential organ, can be fatal if ignored, thus they demand immediate and specialist care. Even if the right bundle branch might not show any symptoms, experiencing dizziness or even passing out could serve as a warning and prompt you to seek a proper and accurate diagnosis.

In all honesty, anxiety is a dangerous mental illness. It affects your health as well as your thinking and impairs both. The right and left bundle branch blocks in the heart may get damaged temporarily or permanently, and there may also be an increase in hypertension and other symptoms like palpitations. Consider receiving a diagnosis of right bundle branch obstruction. In that situation, you might need to obtain a diagnostic for the underlying ailment whose treatment might help with the blockage's symptoms, which might not be directly treatable.

The coronary artery, which carries blood to the lungs, may experience high blood pressure, which could result in a blockage or valve rupture. Furthermore, the incident might, directly or indirectly, result in a blockage in the right bundle branch, which would affect the heartbeat.