The clinical research of the radiotherapy and chemotherapy for patients of brain metastases from lung cancer

Objective To compare the therapeutic effects of brain metastases from lung cancer between radiotherapy combined with chemotherapy and radiotherapy alone. Methods 82 cases with brain metastases from lung cancer were treated from August 1999 to February 2002. Patients were randomly divided into 2 groups, including simple irradiation group and combined group. 44 cases in simple irradiation group received whole brain irradiation to a total dose of 30～40Gy; while in combined group there were 38 cases receive