Cardiology is a medical specialty and a branch of internal medicine concerned with disorders of the heart. It deals with the diagnosis and treatment of such conditions as congenital heart defects, coronary artery disease, electrophysiology, heart failure and valvular heart disease. Subspecialties of the cardiology field include cardiac electrophysiology, echocardiography, interventional cardiology and nuclear cardiology.
There are a range of disorders of the cardiovascular system that are treated and studied under the field of cardiology. Among them are acute coronary syndrome, which encompasses the broad range of myocardial infarction symptoms. Angina pectoris, atherosclerosis, coronary heart disease and restenosis are other common disorders.
angina, considered both a cardiac and vascular disease
arrhythmia, where there is an irregular heartbeat or heart rhythm
congenital heart disease, when a problem with heart function or structure is present from birth
coronary artery disease (CAD), which affects the arteries that feed the heart muscle
heart failure, when the heart does not work properly