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临床表现 临床表现

Diana K Valencia1, Wayne Silverman1, Sigan L Hartley2

  • 1University of California, Irvine, Irvine, CA, USA.

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概括
此摘要是机器生成的。

许多患有唐氏综合征 (DS) 的成年人经历认知能力下降,但有些人会稳定或恢复. 医疗状况和生活压力因素与不进展有关,而精神问题则出现临时衰退,有助于准确诊断阿尔茨海默氏症痴呆症.

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科学领域:

  • 神经学 神经学
  • 遗传学 是一个遗传学.
  • 精神病学是一个精神病学.

背景情况:

  • 患有唐氏综合征 (DS) 的成年人患阿尔茨海默氏症痴呆症 (AD) 的高终身风险.
  • 需要准确诊断前体性阿尔茨海默病,将其与暂时或可治疗的认知衰退区分开来.
  • DS人口为研究AD病变的产生提供了一个独特的遗传模型.

研究的目的:

  • 调查与DS非典型认知衰退相关的因素.
  • 在三年内确定影响临时或非进展性认知衰退的医疗,精神和生活因素.
  • 在患有AD风险的DS个体中,认知变化的不同轨迹.

主要方法:

  • 从ABC-DS队列中对38名患有DS的成年人 (年龄为43-62岁) 进行了纵向研究.
  • 根据认知和临床数据将其分为进展者,逆转者或非进展者.
  • 对并发症,生活压力因素,粉样蛋白PET扫描和血AD生物标志物的分析.

主要成果:

  • 31.6%的MCI-DS患者没有进展为痴呆症,尽管粉样蛋白PET水平高.
  • 非进步者比较年轻,发作障碍,听力障碍和社会压力因素 (朋友搬离) 的比率更高.
  • 回归者患上精神疾病的发病率更高;这两个非典型群体的COVID-19感染率都较低.

结论:

  • 很大一部分患有DS和MCI-DS的成年人表现出非渐进性的认知衰退.
  • 医学并发症和生活压力因素与稳定的认知轨迹相关.
  • 精神疾病与暂时的认知波动有关,这突显了在DS预发性AD诊断中需要全面评估的需要.