The term ‘cardiology’ is a dedicated study of heart and blood vessel diseases and their treatment. A doctor with a degree or study of the heart is referred to as a cardiologist. The cardiologist is licensed to diagnose the disorder through the symptoms and tests and treat them. Although even the best cardiologists are not cardiac surgeons so they cannot perform any heart or cardiovascular surgeries. However, they can suggest one when needed. Cardiovascular disease has a different definition from heart disease. While the disorders of the heart do not include blood vessels or the outer surface of the heart, cardiovascular disease is the disorder of both the heart and blood vessels (arteries, ventricles, valves of the heart). Cardiologists are allocated among adult cardiology and paediatric cardiology (Children’s heart specialist). A paediatric cardiologist specializes in children’s cardiovascular and heart conditions and may or may not diagnose or work with adults. Diagnos