The cardiovascular system is one of the most important systems in the human body as it transports oxygen and nutrients to the body's cells and removes carbon dioxide and other waste products. An atrioventricular canal or preventricular block is an obstruction to the flow of blood between the atria and ventricles of the heart. If atrial block occurs in this part of the cardiovascular system, it can cause serious health problems, including heart abnormalities. In this article we will take a closer look at preventricular block and the problems associated with it, how it occurs and how it can be prevented.
What is preventricular heart disease? Preventricular block is a weak point in the atrial septum between the left atrium and left ventricle of the heart. Some people have a natural opening in this area. But many other patients experience a rare but