Cardiac Auscultation Reference Guide
Our auscultation reference guide includes over a hundred heart sounds, both real and simulated.
Use these buttons to view sounds by auscultation area.
Heart Sounds Lessons
Learn cardiac auscultation by taking our free courses.
These courses cover abnormal heart sounds including heart murmurs, third (S3) and fourth (S4) heart sounds and congenital conditions.
Learn these sounds by selecting a topic from the table of contents below. If you are new to cardiac auscultation, we recommend this one page
Introduction to Heart Sounds and Murmurs