Cardiologists

Diagnose, treat, manage, and prevent diseases or conditions of the cardiovascular system. May further subspecialize in interventional procedures (e.g., balloon angioplasty and stent placement), echocardiography, or electrophysiology.

• Administer emergency cardiac care for life-threatening heart problems, such as cardiac arrest and heart attack.
• Advise patients and community members concerning diet, activity, hygiene, or disease prevention.
• Answer questions that patients have about their health and well-being.
• Calculate valve areas from blood flow velocity measurements.
• Compare measurements of heart wall thickness and chamber sizes to standards to identify abnormalities, using the results of an echocardiogram.
• Conduct electrocardiogram (EKG), phonocardiogram, echocardiogram, or other cardiovascular tests to record patients' cardiac activity, using specialized electronic test equipment, recording devices, or laboratory instruments.