The term cardiology is derived from the Greek words “cardia,” which refers to the heart and “logy” meaning “study of.” Cardiology is a branch of medicine that concerns diseases and disorders of the heart, which may range from congenital defects through to acquire heart diseases such as coronary artery disease and congestive heart failure. Physicians who specialize in cardiology are called cardiologists and they are responsible for the medical management of various heart diseases. Cardiac surgeons are the specialist physicians who perform surgical procedures to correct heart disorders. It deals with several heart issues like apical hypertrophic cardiomyopathy, coronary artery ectasia, fetal heart calcification, chronic arterial insufficiency, cardiovascular disease and its association with cancer, peri-arrest period, complications after heart surgery, early repolarization symptoms, coronary arteritis, inflammatory vascular disease, inflammatory cardiomyopathy, systolic pressure variation, left atrium enlargement, ventricular septal defect (VSD), association of abiotrophia species with heart problem, various heart and blood vessel disorders, myocardial infarction (heart attack), relevant issues of cardiac arrest, stroke, techniques and procedure used in stent implantation, anticoagulant drugs (blood thinners), basic research in heart structure and functions and other medical conditions and associated treatments etc. It also includes studies of information on latest therapeutic efforts such as application of cardiac progenitor cells, angioplasty, percutaneous coronary intervention (PCI) such as percutaneous transluminal coronary angioplasty (PTCA), and other stent implantation, anticoagulant drugs (blood thinners), therapy after open heart surgery, use of ventricular assist device.