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.
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- Cardiologists
Health Science
What do they typically do
- Diagnose cardiovascular conditions
- Conduct electrocardiogram (EKG), phonocardiogram, echocardiogram, or other cardiovascular tests to record patients' cardiac activity
- Explain procedures and discuss test results or prescribed treatments with patients
- Design and explain treatment plans, based on patient information such as medical history, reports, and examination results
- 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
- Calculate valve areas from blood flow velocity measurements
- Conduct exercise electrocardiogram tests to monitor cardiovascular activity under stress
- Conduct research to develop or test medications, treatments, or procedures that prevent or control disease or injury
- Obtain and record patient information, including patient identification, medical history, and examination results
- Perform minimally invasive surgical procedures, such as implanting pacemakers and defibrillators and vascular procedures, such as balloon angioplasty and stents
- Prescribe heart medication to treat or prevent heart problems
Number of Jobs
Average Annual
Job Growth +0.3%
Job Openings 2
Education & Training
- Education Most require a graduate degree like a master's, Ph.D., M.D., or law degree.Associated Programs or MajorsLicense
Private Training Programs
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Change 2