NCIt definition : An innocent murmur with a medium pitched, blowing character with diastolic accentuation
heard at the right or left upper sternal border that disappears with jugular venous
compression or supine position. (ACC/AHA);
Alternative definition : ACC/AHA: An innocent murmur with a medium pitched, blowing character with diastolic
accentuation heard at the right or left upper sternal border that disappears with
jugular venous compression or supine position.;