Figure 6From: Echocardiographic and hemodynamic determinants of right coronary artery flow reserve and phasic flow pattern in advanced non-ischemic cardiomyopathyRight coronary artery spectral Doppler coronary flow velocity signal in baseline (A) and hyperemic (B) conditions. S = systolic, D = diastolic, portions of phasic coronary flow. APV = time-averaged peak coronary flow velocity. DSVR = diastolic/systolic flow velocity ratio.Back to article page