Get 12-Lead ECG Certified Today
What are the Common Causes of Heart Murmurs (Heart Murmur Series)? – Video
ACLS Certification Association videos have been peer-reviewed for medical accuracy by the ACA medical review board.
Video at a Glance
- Stiff valves are a common cause of heart murmurs.
- Aortic stenosis causes the left ventricle to build up excessive tension to eject blood.
- Mitral stenosis means the blood in the left atrium builds abnormally until the mitral valve snaps open.
- Leaky valves allow blood to flow backward.
- A galloping S3 or S4 sound could point to dilated cardiomyopathy or hypertrophic cardiomyopathy.
- Congenital defects are another common cause of heart valve problems.
More Free Resources to Keep You at Your Best
Editorial Note
ACLS Certification Association (ACA) uses only high-quality medical resources and peer-reviewed studies to support the facts within our articles. Explore our editorial process to learn how our content reflects clinical accuracy and the latest best practices in medicine. As an ACA Authorized Training Center, all content is reviewed for medical accuracy by the ACA Medical Review Board.