Cardiologists are specialists in cardiology. Cardiologists at CARE Hospitals use a variety of treatments to treat cardiovascular illness, including percutaneous coronary intervention, percutaneous transluminal angioplasty, and stenting. Cardiologists at heart hospital in Hyderabad may also use blood testing, cardiac stress tests, echocardiography, electrocardiography, computed tomography, and magnetic resonance imaging procedures to identify cardiovascular problems.