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体部伽玛刀治疗56例壶腹周围癌的近期疗效评价

China Continuing Medical Education(2015)

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Abstract
目的:研究体部伽玛刀治疗壶腹周围癌的近期疗效和放射治疗反应。方法对56例壶腹周围癌的患者应用OUR-QGD行体部伽玛刀治疗进行立体定向放射治疗,治疗后3~6个月复查CT、MRI等,评价肿瘤消退情况。结果治疗过程中及治疗结束后10天内,合并梗阻者黄疸明显改善24例(73.53%),黄疸加重者2例(5.9%),黄疸缓解率为73.53%,腹痛、腰背部疼痛明显减轻者53例,疼痛缓解率为94.64%;治疗后3~6个月影像复查,病灶完全消失者10例(CR17.86%),病灶明显缩小者35例(PR62.5%),无明显变化者10例(NC17.9%,其中失访3例),病情进展者1例(PD1.8%),影像有效率(CR+PR)为80.36%。结论体部伽玛刀治疗壶腹周围癌近期可获得较高的局部控制率及症状缓解率,为壶腹周围癌患者提供了一种有效、安全、可靠的治疗手段。
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Key words
Body gamma knife,Periampullary carcinoma,Exposure dose,Isodose curves
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