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老年痴呆患者血浆β-淀粉样蛋白测定的临床意义 被引量:2

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摘要 目的探讨血浆β-淀粉样蛋白含量对老年痴呆症的诊断、疗效观察及动态变化的临床意义。方法应用放射免疫分析,测定43例老年性痴呆(AD)和33例血管性痴呆(VD)患者及58例健康老年人血浆中的β-淀粉样蛋白的含量;分析和观察AD患者β-淀粉样蛋白的含量与GDS进程的变量关系及和治疗前后β-淀粉样蛋白含量的变化。结果β-淀粉样蛋白的含量AD组2.17±16ng/ml和VD组1.72±0.93ng/ml(x±s)明显高于健康对照组1.14±0.23ng/ml(x±s),差别有极显著差异(P【0.01)。AD患者β-淀粉样蛋白的含量水平基本随着GDS程度的加重而增高。脑活素治疗后的AD病人β-淀粉样蛋白浓度明显降低(P【0.05)。结论β-淀粉样蛋白含量可作为AD和VD病诊断指标,其动态检测对于了解疾病的过程,观察药物的疗效,判断预后均有重要意义。
出处 《浙江检验医学》 2007年第3期35-36,共2页 Zhejiang Journal of Laboratory Medicine
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