S1 is the first heart sound that doctors can hear using a stethoscope. The vibrations that occur when the mitral and tricuspid valves in the heart close produce the S1 sound. There are two common ...

San Francisco, CA - Calling into question the "time-honored" tradition of using third and fourth heart sounds to identify cardiac abnormalities, a new study indicates that the overall diagnostic ...

When a doctor listens to the heart of a person with a heart murmur, they may hear a whooshing, swishing, humming, or rasping sound. This is due to rapid, turbulent blood flow through the heart.

Valentina Dargam receives funding from Florida Heart Research Foundation and National Institute of Health. Joshua Hutcheson receives funding from the Florida Heart Research Foundation, the American ...