Cardiovascular
The branch of medicine that deals with diseases and abnormalities of the heart.
Significant diseases : Heart disease, Cardiovascular disease, Atherosclerosis, Cardiomyopathy, Hypertension (High Blood Pressure)
Significant tests: Blood tests, Electrophysiology study, Cardiac imaging, ECG, Echocardiograms, Stress test
Specialist : Cardiologist
Specializations : Adult Cardiology and Pediatric Cardiology
Information credit : Wikipedia