摘 要：帕金森病是发生于中年以上的中枢神经系统的变性疾病,由于多巴胺产生不足,引起多巴胺D2受体功能异常.Raclopride(雷氯必利)对中枢神经系统D2受体具有高度的选择性和亲和力,是研究D2受体分布的理想示踪剂.11C-raclopride PET可在分子水平直观地显示D2受体的分布、密度及变化情况,对帕金森病的病情分析、序列运动的多巴胺机制分析、运动波动合并症的机制分析、药物作用机制分析、外科治疗的机制分析等方面具有重要意义.
关键词：雷氯必利;帕金森病;受体,多巴胺D2;正电子发射型体层显像
分类号：R817.4 文献标识码：A
文章编号：1001-098X(2005)01-0027-03
作者单位：闫卫红（300052,天津医科大学总医院神经内科）
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