Ruth Williamson, MD

Radiation Oncology Radiologist

Dr. Ruth Williamson is a Radiation Oncology Radiologist in Pasadena, CA with special training and skill in administering radiotherapy treatment to reduce or cure cancer. As a Radiation Oncology Radiologist, Ruth Williamson, MD performs radiation-based cancer treatment . Radiation Oncology is a medical specialty focused on treating cancer using x-ray, gamma ray, electron beam, and proton beam radiation therapies. Significant diseases and conditions treated by Radiation Oncology Radiologists include cancer of the prostate, colon, stomach, ovaries, liver, pancreas, throat, thyroid, and many other types. Medical tests, procedures and therapies provided by Radiation Oncology Radiologists include external beam radiation therapy, intensity modulated radiation therapy (IMRT), stereotactic radiosurgery, Gamma Knife therapy, radioembolization, brachytherapy, and proton therapy.

A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.