What Is Cardiology?

    Cardiology (kar-dee-OL-uh-jee) is the medical specialty that diagnosis and treats diseases and problems of the cardiovascular system (the heart and blood vessels). 

    What Is a Cardiologist?

    A cardiologist (kar-dee-OL-uh-jist) is a doctor who diagnoses and treats medical problems that affect the heart and blood vessels.

    Why Would Someone Need One?

    Cardiologists provide care for people with problems such as:

    They do medical tests and procedures such as:

    What Is Their Training?

    Cardiologist training usually includes:

    • 4 years of pre-medical education at a college or university
    • 4 years of medical school — a medical degree (MD) or doctor of osteopathic medicine (DO) degree
    • 3 years of training in a pediatric residency program
    • 3 years of training in a pediatric cardiology fellowship. A “fellow” is a doctor who undergoes more specialty training after completing medical school and a residency.

    They also might have:

    • expertise in a subspecialty area (for example, focusing on heart transplants)

    Good to Know

    Doctors who might refer a baby or child to see a cardiologist include:

Note: All information is for educational purposes only. For specific medical advice, diagnoses, and treatment, consult your doctor.
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