Clinical characteristics and changes in living quality of patients with radiation encephalopathy induced by radiation therapy for treating nasopharyngeal carcinoma*

The latency of RE of patients undergoing two or more radiation therapies is remarkably shortened, and QOL is decreased, but there is no difference in QOL between two genders. Brain edema is common in imageology of RE after radiation therapy. The first 3 ones of initial symptoms and common symptoms both are glossopharyngeal paralysis, neurologic deficit and headache, which greatly negatively influence QOL of patients.