Listening to the sound of a beating heart can diagnose hard-to-detect diseases using new techniques that scientists are trying to turn into a phone app. Using only a stethoscope and a computer, ...

An S4 heart sound cannot be present during atrial fibrillation (atrial kick is required). An S3 heart sound cannot be present in the setting of severe mitral stenosis. An S3 heart sound can be present ...

Heart auscultation by primary care providers detected heart murmurs in nearly 1 in 4 individuals in a Norwegian population. While murmurs were particularly useful for detecting aortic stenosis, their ...