{"id":12627,"date":"2021-06-26T09:57:55","date_gmt":"2021-06-26T12:57:55","guid":{"rendered":"https:\/\/portaldasaudenews.com\/?p=12627"},"modified":"2021-06-26T09:55:35","modified_gmt":"2021-06-26T12:55:35","slug":"covid-19-causa-demencia-similar-ao-alzheimer-afirma-estudo","status":"publish","type":"post","link":"https:\/\/portaldasaudenews.com\/?p=12627","title":{"rendered":"Covid-19 causa dem\u00eancia similar ao Alzheimer, afirma estudo"},"content":{"rendered":"<p>&nbsp;<\/p>\n<p>Desde o in\u00edcio da pandemia, milhares de estudos v\u00eam sendo conduzidos para investigar a rela\u00e7\u00e3o e o comportamento do novo coronav\u00edrus com as demais doen\u00e7as. No contexto\u00a0neurol\u00f3gico, j\u00e1 foram encontradas rela\u00e7\u00f5es entre a\u00a0Covid-19\u00a0e doen\u00e7as neurodegenerativas, como\u00a0dem\u00eancia\u00a0e\u00a0Alzheimer. Surgiu, ent\u00e3o, a necessidade de entender como essa associa\u00e7\u00e3o acontece.<\/p>\n<p>Para desvendar isso, cientistas da Cleveland Clinic divulgaram seus estudos recentes sobre como usaram intelig\u00eancia artificial para analisar dados de pacientes com Alzheimer e Covid-19 simultaneamente, a fim de identificar a associa\u00e7\u00e3o destas doen\u00e7as por meio da medi\u00e7\u00e3o de genes e prote\u00ednas.<\/p>\n<p>O passo seguinte foi analisar duas marcas espec\u00edficas do Alzheimer na condi\u00e7\u00e3o cognitiva dos pacientes, como caracter\u00edsticas da neuroinflama\u00e7\u00e3o e les\u00f5es microvasculares, que evidenciou onde e como o novo coronav\u00edrus promove altera\u00e7\u00f5es que levam a altera\u00e7\u00f5es cognitivas.<\/p>\n<p>De acordo com um comunicado emitido pelo grupo, percebeu-se que \u201ca Covid-19 altera os marcadores de Alzheimer implicados na inflama\u00e7\u00e3o do c\u00e9rebro e que certos fatores de entrada viral s\u00e3o altamente expressos nas c\u00e9lulas da barreira hematoencef\u00e1lica. Essas descobertas indicam que o v\u00edrus pode impactar v\u00e1rios genes ou vias envolvidas na neuroinflama\u00e7\u00e3o e les\u00e3o microvascular do c\u00e9rebro, o que pode levar ao comprometimento cognitivo semelhante \u00e0 doen\u00e7a de Alzheimer.\u201d<\/p>\n<p>Ao comentar a not\u00edcia, a neurocirurgi\u00e3 Vanessa Holanda, Diretora de Comunica\u00e7\u00e3o da Sociedade Brasileira de Neurocirurgia (SBN), destaca que \u201ch\u00e1 uma s\u00e9ria preocupa\u00e7\u00e3o em rela\u00e7\u00e3o \u00e0s sequelas no Sistema Nervoso Central (SNC) que a infec\u00e7\u00e3o pela Covid-19 vem deixando. No futuro p\u00f3s-pandemia ainda teremos que lidar com estas altera\u00e7\u00f5es e devolver \u00e0 popula\u00e7\u00e3o afetada sua sa\u00fade e qualidade de vida. Informa\u00e7\u00f5es como as deste estudo ajudam a guiar os m\u00e9dicos para a abordagem mais apropriada em cada caso\u201d.<\/p>\n<p>A pesquisa ainda continua e vai focar em alvos terap\u00eauticos para os problemas neurol\u00f3gicos decorrentes da Covid-19.<\/p>\n<p>*Com informa\u00e7\u00f5es de Medicina SA<\/p>\n<p>Foto: Reprodu\u00e7\u00e3o<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; Desde o in\u00edcio da pandemia, milhares de estudos v\u00eam sendo conduzidos para investigar a<\/p>\n","protected":false},"author":1,"featured_media":12628,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4,15],"tags":[],"class_list":["post-12627","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bem-estar","category-saude-mental"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - 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