heart lesion measurement organ tumorous lesion measurement heart tumorous lesion measurement jsmith clinical_measurement_ontology 2012-06-26T01:22:44Z CMO:0000865 Measurement of a lesion of the heart which is or has the potential to become a tumor, that is, a neoplasm or new growth of tissue in which cell multiplication is more or less uncontrolled and progressive. Tumorous lesions include tumors, preneoplastic lesions, and hyperplastic lesions composed of histologically normal cells.