Radioembolization for Rare Metastatic Disease

Radioembolization has become a widespread treatment modality for both primary and metastatic hepatic malignancies. Although the majority of data and indication for yttrium-90 radioembolization have been for hepatocellular carcinoma and metastatic colorectal cancer, radioembolization with yttrium-90 has rapidly expanded into the treatment options for multiple tumor types with metastases to the liver. This article reviews the clinical data and expanding utilization of radioembolization for rare metastatic diseases with an emphasis on efficacy and safety.