what is radionecrosis
Definition and Causes. Radionecrosis is a complication of cancer radiation therapy, especially external beam radiation therapy (EBRT). Necrosis means the death of cells in bones, organs, and soft tissues.Side effects of radiation therapy may not present a health problem for months or even years after treatment.reatment with Hyperbaric Oxygen Therapy. Hyperbaric oxygen therapy (HBOT) is widely accepted as an effective treatment for delayed radiation injuries. HBOT works by improving blood circulation, supplying more oxygen to damaged tissue, reducing scarring, and increasing stem cell activity.