Neurology:病毒感染或影响人智力

2013-03-28 伊文 环球网

  美国研究者日前对曼哈顿北部1600多名年龄在69岁左右的居民进行了血样检测,发现血液中存在一些病毒可能导致智力、记忆力下降。   据报道,美国科学家发表于杂志《神经学》的文章称,疱疹病毒可以导致嘴唇上出现小溃疡,而溃疡与其它类似感染一样,可能与智力问题有关。   美国神经学会在新闻稿中介绍称,若在人的血液中发现大量抗体则表明人体被感染,即有可能患某种疾病。拿疱疹病毒来说,若血液中一类疱疹病

  美国研究者日前对曼哈顿北部1600多名年龄在69岁左右的居民进行了血样检测,发现血液中存在一些病毒可能导致智力、记忆力下降。

  据报道,美国科学家发表于杂志《神经学》的文章称,疱疹病毒可以导致嘴唇上出现小溃疡,而溃疡与其它类似感染一样,可能与智力问题有关。

  美国神经学会在新闻稿中介绍称,若在人的血液中发现大量抗体则表明人体被感染,即有可能患某种疾病。拿疱疹病毒来说,若血液中一类疱疹病毒数量较多,则易患认知性困难疾病。

  纽约哥伦比亚大学医学中心的米拉 卡坦表示,疱疹病毒和认知困难之间的联系在女性中更为明显,尤其是受教育度不高,没有医保,不经常用脑的女性。

  科学家表示,虽然还需进行进一步调查,但现有结果已可帮助我们及时发现这种疾病,并降低患病风险。例如,我们可以通过加强记忆力训练,给孩子及时接种疫苗等办法来降低其出现几率。

病毒感染相关的拓展阅读:


Objective
We hypothesized that infectious burden (IB), a composite serologic measure of exposure to common pathogens (i.e., Chlamydia pneumoniae, Helicobacter pylori, cytomegalovirus, and herpes simplex virus 1 and 2) associated with vascular risk in the prospective Northern Manhattan Study (NOMAS), would also be associated with cognition.
Methods
Cognition was assessed using the Mini-Mental State Examination (MMSE) at enrollment and the modified Telephone Interview for Cognitive Status (TICS-m) at annual follow-up visits. Adjusted linear and logistic regressions were used to measure the association between IB index and MMSE. Generalized estimating equation models were used to evaluate associations with TICS-m and its change over time.
Results
Serologies and cognitive assessments were available in 1,625 participants of the NOMAS cohort. In unadjusted analyses, higher IB index was associated with worse cognition (change per standard deviation [SD] of IB for MMSE was −0.77, p < 0.0001, and for first measurements of TICS-m was −1.89, p < 0.0001). These effects were attenuated after adjusting for risk factors (for MMSE adjusted change per SD of IB = −0.17, p = 0.06, for TICS-m adjusted change per SD IB = −0.68, p < 0.0001). IB was associated with MMSE ≤24 (compared to MMSE >24, adjusted odds ratio 1.26 per SD of IB, 95% confidence interval 1.06–1.51). IB was not associated with cognitive decline over time. The results were similar when IB was limited to viral serologies only.
Conclusion
A measure of IB associated with stroke risk and atherosclerosis was independently associated with cognitive performance in this multiethnic cohort. Past infections may contribute to cognitive impairment.

    

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    2021-11-27 ms2000001015681385

    看了这篇文章我真的想落泪,因为我去医院神经科看头晕记忆力差,是疱疹感染后才这样,会不会是疱疹性脑炎,那医生不相信,说要是疱疹我可能都要死了。

    0

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    2021-11-27 ms2000001015681385

    是这样,我就是,认知能力,反应能力都变差了

    0

  3. [GetPortalCommentsPageByObjectIdResponse(id=1074369, encodeId=706a10e436998, content=看了这篇文章我真的想落泪,因为我去医院神经科看头晕记忆力差,是疱疹感染后才这样,会不会是疱疹性脑炎,那医生不相信,说要是疱疹我可能都要死了。, beContent=null, objectType=article, channel=null, level=null, likeNumber=38, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=dc345501592, createdName=ms2000001015681385, createdTime=Sat Nov 27 00:34:07 CST 2021, time=2021-11-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1074365, encodeId=cefc10e4365b1, content=是这样,我就是,认知能力,反应能力都变差了, beContent=null, objectType=article, channel=null, level=null, likeNumber=25, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=dc345501592, createdName=ms2000001015681385, createdTime=Sat Nov 27 00:05:32 CST 2021, time=2021-11-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1999271, encodeId=d81d19992e172, content=<a href='/topic/show?id=d5df12695e6' target=_blank style='color:#2F92EE;'>#Neurol#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=31, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=12695, encryptionId=d5df12695e6, topicName=Neurol)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=8217292, createdName=yinhl1978, createdTime=Sat Jan 11 16:41:00 CST 2014, time=2014-01-11, status=1, ipAttribution=)]
    2014-01-11 yinhl1978

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