preferred_name: Entire apex segment of 17-segment model of myocardium of left ventricle
preferred_name_lc: entire apex segment of 17-segment model of myocardium of left ventricle
label: Entire apex segment of 17-segment model of myocardium of left ventricle
label_lc: entire apex segment of 17-segment model of myocardium of left ventricle