The source of the sound Researchers find that the Kortokoff sounds heard through a stethoscope may not be sound waves at all. (Courtesy: Shutterstock/Elle Aon) Tap ...

IN patients with advanced aortic regurgitation Korotkoff sounds may be heard over the brachial artery when the sphygmomanometer cuff has been completely deflated. Diastolic pressures obtained by ...