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contentuptodate· Content· item f27_12_27840
©2013 UpToDate ® Print Email Aortic stenosis/aortic regurgitation Continuous wave Doppler shows a peak systolic velocity across the aortic valve of 3 m/sec or a gradient of 36 mmHg. Aortic regurgitation is also present and is of moderate degree based on the slope of diastolic deceleration which is intermediate in value. Provided by Thomas Binder, MD, et al. Interactive Echocardiography. A Clinical Atlas. Futura, 1997.