Dr. S Usha is a Radiation Oncologist at VS Hospital, Chennai. She is a highly qualified medical practitioner, having obtained degrees like MBBS, and DMRT from reputed institutions of the country. She uses ionizing radiation (such as megavoltage X-rays or radionuclides) in the treatment of cancer such as head and neck cancer; breast and gynec cancer; and colorectal cancer. Radiation can be given as a curative modality, either alone or in combination with surgery and/or chemotherapy. Dr. S Ushas enthusiasm to learn about the latest developments in the field of radiation oncology motivates her to attend various conferences and workshops held across the nation.