Testing the Addition of Total Ablative Therapy to Usual Systemic Therapy Treatment for Limited Metastatic Colorectal Cancer, ERASur Trial
This phase III trial compares the addition of total ablative therapy to the usual systemic therapy versus the usual systemic therapy alone in treating patients with advanced colorectal cancer that has spread to up to 4 body sites (limited metastatic). The usual approach for patients who are not participating in a study is treatment with intravenous (through a vein) and/or oral medications (systemic therapy) to help stop the cancer sites from getting larger and the spread of the cancer to additional body sites. The ablative local therapy will consist of any combination of very focused, intensiv