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Coronary artery disease (CAD) is the gradual narrowing or blockage of the coronary arteries that supply blood to the heart. It is the most common cause of heart disease and is the major reason people have heart attacks...


The aortic valve connects the heart’s main pumping chamber (left ventricle) and the aorta, which carries oxygenated blood to the brain and the rest of the body...


An irregular heartbeat is an arrhythmia. A normal heart rate is 50 to 100 beats per minute, but arrhythmias and abnormal heart rates don't necessarily occur together...


Coronary arteries are the blood vessels that supply blood directly to your heart muscle. Arterial blockage often can be diagnosed using a cardiac catheterization...


Atrial septal defect (ASD) is a common structural heart defect that can be present at birth (congenital). It is a hole in the septum (wall) that separates the two upper chambers (atria) of the heart...


Atrioventricular canal defect (AV canal defect) refers to a large hole in the center of the heart that prevents the separation of all four heart chambers, and requires surgical repair...


Carotid artery disease occurs when there is damage to the inner layers of the arteries, which supply blood to the brain. Approximately 30 percent of strokes are caused by narrowing or blockages in the carotid arteries on either side of the neck...


Coronary artery disease (CAD) is the accumulation of fatty deposits in the inner layer of the coronary arteries. The fatty deposits may begin to develop in childhood and they continue to thicken and enlarge during a person’s lifetime...


A heart attack, also known as Myocardial Infarction, occurs when the flow of oxygenated blood through a coronary artery to the heart suddenly becomes blocked...


Heart failure is a condition in which the heart is not strong enough to meet your body's needs, either because it can’t fill with blood or because it can’t pump with enough force...