There are many ways in which the doctor can determine if the radiation in therapy is effective on the patient or not. Some of the methods include imaging tests, for example, MRI scans, CT scans, or PET scans. These tests are performed before or after the Orthopaedic Oncology Treatment In Hyderabad in order to determine the response of radiation therapy to the tumour. The doctors diagnose whether the tumour has shrunk in size, remained the same or grown bigger.