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眶内及眶颅沟通性肿瘤的伽玛刀放射治疗 被引量:13

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摘要 目的总结和评价伽玛(γ)刀放射外科治疗眶内肿瘤的适应证、疗效和并发症.方法本组64例,其中38例首选γ刀治疗,26例为手术后残留或复发行γ刀治疗;全部病例均行MRI和CT扫描,其中脑膜瘤10例,神经鞘瘤5例,胶质瘤2例,视网膜母细胞瘤1例,静脉性血管瘤4例,腺样囊性癌2例,神经纤维瘤1例,脂肪瘤1例.肿瘤的最大直径为0.4~4.8cm,平均2.16cm;采用Leksell立体定位系统、MRI或CT影像定位,GammaPlan设定治疗计划,用Leksell-23004B型γ刀治疗.结果全部病例随访6~100个月,其中症状好转30例(46.88%),无变化26例(40.62%),恶化8例(12.50%),总有效率87.50%.影像学显示肿瘤消失4例(6.25%),缩小32例(50.00%),无变化20例(31.25%),增大8例(12.50%).治疗后不良反应多在3个月左右出现,主要表现为球结膜的充血水肿、眼睑水肿、眼部疼痛,可持续3~6个月,经对症治疗后缓解.结论γ刀放射外科是一种无创性、安全有效治疗眼眶内肿瘤的方法,既可以作为眼眶内肿瘤的首选治疗,也可作为手术后残余或复发肿瘤的治疗,弥补手术不能完全切除的缺憾.
出处 《立体定向和功能性神经外科杂志》 2005年第5期296-298,共3页 Chinese Journal of Stereotactic and Functional Neurosurgery
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