percentage of study population displaying prostate tumorous lesions at a point in time 2012-07-03T10:02:25Z CMO:0000883 JSmith The number of individuals in a study population which display prostate tumorous lesions at a certain point in time compared to the total number of individuals in the study population, expressed as a percentage. A tumorous lesion is one 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. clinical_measurement_ontology prostate tumorous lesion frequency prostate tumorous lesion prevalence prostate tumorous lesion incidence/prevalence measurement