研究单位：[1]Sun Yat-sen University[2]Guangdong Provincial Hospital Of Chinese Medicine[3]The Affiliated Cancer Hospital Of Guangzhou Medical Collage[4]The First Affiliated Hospital Of Guangzhou Medical Collage[5]Department of Radiation Oncology,Sun Yat-Sen University Cancer Center[6]Guangdong Three Nine Brain Hospital[7]Guangzhou First People's Hospital[8]Guangzhou People's Liberation Army Hospital 421
研究目的：
The purpose of this study is to evaluate the effects on neurocognitive function of whole-brain radiotherapy (WBRT) with/without TMZ concurrent chemotherapy or avoidance of hippocampus for patients of brain metastases, as well as the feasibility and risk of avoidance of hippocampus during whole-brain radiotherapy
