10 Common Cardiovascular Sonography Terms That Will Help You Feel Ahead on Your First Day of Class

Non-Invasive Cardiovascular Sonography (NICVS) is an exciting and rapidly evolving field that plays a vital role in diagnosing and treating cardiovascular conditions. Familiarizing yourself with key terminology is both valuable in learning more about daily life in the field, and, essential for success. Here are 10 common cardiovascular sonography terms that will help you feel ahead on your first day of class:


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  1. Echocardiogram (Echo): An echocardiogram is a diagnostic test that uses ultrasound waves to create images of the heart’s structure and function.
  2. Doppler Ultrasound: Doppler ultrasound is a specialized technique that measures the direction and speed of blood flow within the heart and blood vessels.
  3. Ejection Fraction (EF): Ejection fraction is a measurement of the percentage of blood pumped out of the heart’s left ventricle with each heartbeat. It is an important indicator of heart function.
  4. Cardiac Catheterization: Cardiac catheterization is a procedure used to diagnose and treat heart conditions by inserting a thin tube (catheter) into a blood vessel and guiding it to the heart.
  5. Stenosis: Stenosis refers to the narrowing or constriction of a heart valve or blood vessel, which can impede blood flow and lead to various cardiovascular problems.
  6. Regurgitation: Regurgitation occurs when a heart valve does not close properly, causing blood to leak backward into the heart chamber it came from. It can lead to heart murmurs and other complications.
  7. Pericardium: The pericardium is the membrane sac that surrounds and protects the heart. It helps lubricate the heart and prevents friction between the heart and surrounding structures.
  8. Endocardium: The endocardium is the innermost layer of the heart’s wall, consisting of endothelial cells. It provides a smooth surface for blood flow and helps maintain heart function.
  9. Myocardium: The myocardium is the middle layer of the heart’s wall, composed of cardiac muscle tissue. It contracts and relaxes to pump blood throughout the body.
  10. Arrhythmia: Arrhythmia refers to irregular heart rhythms, which can range from harmless to life-threatening. It may cause palpitations, dizziness, chest pain, and other symptoms.

By familiarizing yourself with these common cardiovascular sonography terms, you’ll be better equipped to understand lectures, participate in discussions, and excel in your studies. Stay curious, keep learning, and embrace the exciting journey ahead in the field of Non-Invasive Cardiovascular Sonography!

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Curious about how you can contribute to healthcare through this career that blends technology and human connection? Explore our AAS in Non-Invasive Cardiovascular Sonography and see how you can become a part of this impactful profession, or click here to Request Information.

Katherine Lieber

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