Ontario Clinical Oncology Group (ocog)

This study compares a 1-week radiation course to a standard 3-week course for women with node-positive breast cancer. The goal is to see if the shorter treatment is just as effective at preventing cancer from coming back while reducing the risk of lymphedema (arm swelling). About…

This phase 2 trial is testing whether adding precise, high-dose radiation (SBRT) to standard immunotherapy (ipilimumab and nivolumab) can help people with metastatic kidney cancer live longer without their disease getting worse. About 66 participants with intermediate or poor-ris…

This study is testing whether women over 55 with a specific low-risk type of breast cancer (luminal A) can avoid radiation after lumpectomy. Instead, they take hormone-blocking pills for 5 years. Researchers are tracking 500 women for 10 years to see how many have the cancer come…