目的探索X -刀立体定向放射外科治疗对脑肿瘤患者的疗效和影响。
Objective To investigate the curative effect of X Knife stereotactic radiotherapy on the patients with intracranial tumor.
简要介绍立体定向放射外科治疗装置X刀，以及X刀的输出剂量分布特点。
The paper introduces the stereotactic radiosurgery equipment X-Knife, and the distributed features of the absorbed dose output of X-Knife briefly.
目的：确定立体定向放射外科治疗非小细胞肺癌单发脑转移瘤是否需合并全脑照射。
Objective To determine if the whole brain radiotherapy (WBRT) is necessary in patients with single brain metastases from non small cell lung cancer treated with stereotactic radiosurgery (SRS).
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