organ tumorous lesion incidence/prevalence measurement lung tumorous lesion incidence/prevalence measurement 2020-06-04T14:09:50Z Any measurement in which the number of individuals in a study population that display lung tumorous lesions at a point in time or develop lung tumorous lesions within a determined period of time are compared to the total number of individuals in the study population. Often expressed as a percentage but could be expressed as a ratio. 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. The lungs comprise the organ component of the respiratory system responsible for the exchange of gases between the environment and the blood. CMO:0003425 clinical_measurement_ontology slaulede lung tumorous lesion measurement