A radiation oncologist is a doctor who specializes in the treatment of cancer patients, using radiation as the main modality of treatment as opposed to a medical oncologist who is a doctor who uses chemotherapy as the preferred modality of treatment. In some countries, radiotherapy and chemotherapy are controlled by a single oncologist who is a "clinical oncologist". Radiation oncologists not only work closely with other physicians such as surgical...
This slide show from the Mayo Clinic will guide you through the process of planning for radiation therapy. Before you begin external beam radiation treatment, your radiation therapy team carefully plans every aspect of your treatment in a process called radiation simulation. Radiation therapy treatment planning usually involves positioning your body, making marks on your skin and taking imaging scans.