Breast cancer metastatic to the kidney: Case report

Abstract The Common sites for breast cancer metastasis include bones, lungs, brain and liver. Kidney metastases from the breast are rare. We report a case of metastatic kidney cancer. A 33-year-old woman who underwent a left mastectomy at the age of 30 for breast cancer followed by pulmonary and cerebral metastasis under chemotherapy. The CT scan revealed two right kidney lesions. He imitated a primary kidney tumor. Percutaneous kidney tumor biopsy confirmed metastases from breast cancer. Kidney surgery was avoided and treated with systemic chemotherapy.