Clinical Research Directory

Inclusion Criteria: 1. Obtained informed consent for patients to be follow-up prospectively 2. Age≥18 years old 3. Histologically or pathologically confirmed diagnosis of unresectable metastatic liver tumors from primary colorectal cancer and failed standard of care 4. Received SIR-Spheres® Exclusion Criteria: 1. Special contraindications from package insert, which includes 1. Markedly abnormal liver function tests, such as total bilirubin \> 2.0 mg/dL or albumin \<3.0 g/dL 2. Portal vein thrombosis in the main trunk 3. Disseminated extrahepatic disease 4. Previous external beam radiation therapy to the liver 2. Women are lactating or pregnant during the study or plan to be pregnant during the study 3. Patients with mental illness or cognitive impairment 4. Per investigator, patients are non-adherent or reluctant to be followed up