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Summary of the main echocardiographic parameters of right ventricular systolic function. The figure illustrates conventional [TAPSE (A), S' (B), and FAC (C)] and advanced [RV EF (D,E), global and free-wall RV longitudinal strain (F)] echocardiographic indices of RV systolic function. EDA, end-diastolic area; EDV, end-diastolic volume; ESA, end-systolic area; ESV, end-systolic volume; RV, right ventricle; TAPSE, tricuspid annular plane systolic excursion.
