heart left ventricle weight to body weight ratio clinical_measurement_ontology 2011-01-21T09:42:17Z PMID:24205240 mshimoyama VT:0007031 CMO:0000530 left ventricular mass index A calculated value in which the weight of the left ventricle, the lower chamber of the left side of the heart, which pumps oxygenated blood out through the aorta to all the tissues of the body, is divided by the total weight of the body and the result presented as a ratio, fraction, quotient or percentage, thus normalizing it to body weight and by extension to the size of the organism. CMO:0000540 LVMI EFO:0009290 LV mass/BW LV mass index heart left ventricle weight as a percentage of body weight calculated heart left ventricle weight