isDiagnosticBiomarkerFor isMonitoringBiomarkerFor isImagingBiomarkerFor metric disease Tumor Volume ICDC tumor volume Quantitative Concept The volume of tumor. volume of tumor volume_of_tumor The size of a cancer measured by the amount of space taken up by the tumor. For example, the tumor volume of prostate cancer is the percentage of the prostate taken up by the tumor. C0475276 Tumor Volume PCDC C94515 TUMOR_VOLUME Tumor Volume