Oncology with the help of radiation therapy, radiation oncology, radiotherapy for killing malignant cells or for treatment of cancer are said to radiation oncology. Radiation oncology controls the growth of cancer cells, and is used as to cure tumour through its strong radiation. It can be followed with a surgical oncology for further growth of tumour in the body. Most common forms of cancer like skin cancer, cervical cancer, prostate cancer, and breast cancer can be treated through the radiation oncology. Brachytherapy, image directed radiation, and stereotactic radiation procedures are some common action that radiation oncology includes.