Graphical diagnostics: Signals from a normal aortic valve (left) show two separated sounds while those from a defective aortic valve (right) display diamond-shaped murmurs. The sound data were used to ...

IT IS possible that the existence of the heart sounds was known to Hippocrates 1 and even that he made use of his knowledge for diagnostic purposes, but William Harvey 2 seems to have been the first ...

Blood flows through the heart and generates noises known as heart sounds. These noises occur due to heart valves opening and closing as the heart pumps blood. A doctor can gain valuable information by ...

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 ...

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 ...

ALTHOUGH Fauvel, 1 in 1843, attributed the apical presystolic murmur to stenosis of the mitral valve, Duroziez's 2 description — "ffout-tata-rou" — in 1862 has been considered as the classic ...