"Tumor recurrence" refers to the reappearance or return of a tumor in a person's body after it was previously treated and had seemingly gone away. Full definition
Cancer stem cells, a type of self - renewing cell found in tumors, are of particular interest because they are the main cell type responsible for tumor progression and for resistance to chemotherapy and radiotherapy, and therefore a major cause of tumor recurrence after treatment. (sciencedaily.com)
Also, no evidence of local tumor recurrence. (cuvs.org)
«Low - dose chemotherapy regimens could prevent tumor recurrence in types of breast cancer, pancreatic cancer.» (sciencedaily.com)