End-diastolic volume:Vol:Pt:Heart.ventricle.left:Qn:US.2D+Calculated by single-plane ellipse method
end-diastolic volume:vol:pt:heart.ventricle.left:qn:us.2d+calculated by single-plane ellipse method
LV ED vol US.2D+SP-EL
lv ed vol us.2d+sp-el