“…On histopathological examination, the metastatic cardiac tumor and the renal tumor contained the component of the sarcoma. 2,3,8 Reviewing the published reports, the prognoses in these patients were quite poor despite combined modality therapy, an operation for a renal cell carcinoma and a metastatic cardiac mass with immunotherapy. Including our case, inoperable cases of right ventricular metastasis resulted in death within one month after diagnosis of cardiac metastasis.…”