Fig. 2From: Rationale for using the velocity–time integral and the minute distance for assessing the stroke volume and cardiac output in point-of-care settingsCalculation of the stroke volume (SV) and cardiac output (CO) by transthoracic echocardiography in a critically ill patient without hemodynamic compromise. LVOT: left ventricular outflow tract; d: diameter; CSA: cross-sectional area; VTI: velocity–time integral; HR: heart rateBack to article page