{"id":1828,"date":"2010-11-15T21:16:21","date_gmt":"2010-11-15T20:16:21","guid":{"rendered":"http:\/\/blogs.funiber.org\/pt\/?p=1828"},"modified":"2010-11-15T21:19:46","modified_gmt":"2010-11-15T20:19:46","slug":"vitamina-e-nao-ajuda-a-prevenir-catarata","status":"publish","type":"post","link":"https:\/\/www.funiber.blog\/pt\/saude-e-nutricao\/2010\/11\/15\/vitamina-e-nao-ajuda-a-prevenir-catarata","title":{"rendered":"Vitamina E n\u00e3o ajuda a prevenir catarata."},"content":{"rendered":"<p style=\"text-align: justify\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright size-thumbnail wp-image-443\" src=\"http:\/\/blogs.funiber.org\/nutricao\/files\/2010\/11\/vitE-150x150.jpg\" alt=\"\" width=\"150\" height=\"150\" \/>Alguns m\u00e9dicos consideram que ministrar altas doses de vitamina E pode ajudar a prevenir a incid\u00eancia de catarata nas personas, entretanto, os estudos que se realizam a respeito apresentam resultados contradit\u00f3rios. Para identificar os efeitos da vitamina E na preven\u00e7\u00e3o ou redu\u00e7\u00e3o de incid\u00eancia de catarata se realizou um estudo com quase 1200 pacientes com idade entre 55 e 80 anos. Os sujeitos selecionados n\u00e3o teriam catarata o teriam em n\u00edveis moderados. Depois da experi\u00eancia, se demostrou que a diferen\u00e7a entre os pacientes que receberam vitamina E e os que recebiam placebo, n\u00e3o era significativa, e portanto, a vitamina E em altas doses n\u00e3o ajuda na preven\u00e7\u00e3o das catarata.<\/p>\n<p style=\"text-align: justify\"><!--more-->O grupo de estudos se dividiu em dois segmentos, a um grupo de pacientes ministrou-se 500UI de vitamina E diariamente, enquanto que outro grupo recebia c\u00e1psulas id\u00eanticas em apar\u00eancia, mas contendo um placebo. N\u00e3o se realizou uma interven\u00e7\u00e3o cl\u00ednica neste caso, mas os pacientes foram submetidos a distintas provas durante os 4 anos que durou a experi\u00eancia.<\/p>\n<p style=\"text-align: justify\">A progress\u00e3o da cataratas foi medida anualmente com gradua\u00e7\u00e3o cl\u00ednica da opacidade do cristalino e mediante an\u00e1lise computadorizada de imagens digitais do cristalino obtidas mediante uma c\u00e2mera Nidek EAS 1000. Cabe destacar que 84% dos pacientes completou los 4 anos de acompanhamento. Nos casos de catarata cortical, a incid\u00eancia acumulativa em 4 anos foi de 4,5% no grupo tratado com vitamina E e de 4,8% no grupo placebo, nos pacientes com catarata nuclear, as taxas correspondentes foram 12,9% e 12,1% respectivamente, nos casos de catarata posterior subcapsular, as taxas foram 1,7% versus 3,5%, enquanto que para qualquer destas formas as taxas foram de 17,1% e 16,7% respectivamente.<\/p>\n<p style=\"text-align: justify\">Com os resultados obtidos os pesquisadores do Department of Epidemiology and Preventive Medicine do Central and Eastern Clinical School, na Austr\u00e1lia,  determinaram que a administra\u00e7\u00e3o de altas doses de vitamina E n\u00e3o influi na preven\u00e7\u00e3o ou redu\u00e7\u00e3o do desenvolvimento da catarata.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Alguns m\u00e9dicos consideram que ministrar altas doses de vitamina E pode ajudar a prevenir a incid\u00eancia de catarata nas personas, entretanto, os estudos que se realizam a respeito apresentam resultados contradit\u00f3rios. Para identificar os efeitos da vitamina E na preven\u00e7\u00e3o ou redu\u00e7\u00e3o de incid\u00eancia de catarata se realizou um estudo com quase 1200 pacientes com [&hellip;]<\/p>\n","protected":false},"author":13,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_newsletter_tier_id":0,"footnotes":"","jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false}}},"categories":[3],"tags":[],"jetpack_publicize_connections":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Vitamina E n\u00e3o ajuda a prevenir catarata. - FuniBlogs - FUNIBER<\/title>\n<meta name=\"robots\" content=\"noindex, nofollow\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Vitamina E n\u00e3o ajuda a prevenir catarata. - FuniBlogs - FUNIBER\" \/>\n<meta property=\"og:description\" content=\"Alguns m\u00e9dicos consideram que ministrar altas doses de vitamina E pode ajudar a prevenir a incid\u00eancia de catarata nas personas, entretanto, os estudos que se realizam a respeito apresentam resultados contradit\u00f3rios. Para identificar os efeitos da vitamina E na preven\u00e7\u00e3o ou redu\u00e7\u00e3o de incid\u00eancia de catarata se realizou um estudo com quase 1200 pacientes com [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/blogs.funiber.org\/pt\/saude-e-nutricao\/2010\/11\/15\/vitamina-e-nao-ajuda-a-prevenir-catarata\" \/>\n<meta property=\"og:site_name\" content=\"FuniBlogs - FUNIBER\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/funiber\" \/>\n<meta property=\"article:published_time\" content=\"2010-11-15T20:16:21+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2010-11-15T20:19:46+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/blogs.funiber.org\/nutricao\/files\/2010\/11\/vitE-150x150.jpg\" \/>\n<meta name=\"author\" content=\"Administrador Blogs CT\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@FUNIBER\" \/>\n<meta name=\"twitter:site\" content=\"@FUNIBER\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Administrador Blogs CT\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/blogs.funiber.org\/pt\/saude-e-nutricao\/2010\/11\/15\/vitamina-e-nao-ajuda-a-prevenir-catarata#article\",\"isPartOf\":{\"@id\":\"https:\/\/blogs.funiber.org\/pt\/saude-e-nutricao\/2010\/11\/15\/vitamina-e-nao-ajuda-a-prevenir-catarata\"},\"author\":{\"name\":\"Administrador Blogs CT\",\"@id\":\"https:\/\/blogs.funiber.org\/pt\/#\/schema\/person\/0eae3cfb523a46b015366e49f7c79e8f\"},\"headline\":\"Vitamina E n\u00e3o ajuda a prevenir catarata.\",\"datePublished\":\"2010-11-15T20:16:21+00:00\",\"dateModified\":\"2010-11-15T20:19:46+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/blogs.funiber.org\/pt\/saude-e-nutricao\/2010\/11\/15\/vitamina-e-nao-ajuda-a-prevenir-catarata\"},\"wordCount\":337,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/blogs.funiber.org\/pt\/#organization\"},\"articleSection\":[\"Sa\u00fade e Nutri\u00e7\u00e3o\"],\"inLanguage\":\"pt-BR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/blogs.funiber.org\/pt\/saude-e-nutricao\/2010\/11\/15\/vitamina-e-nao-ajuda-a-prevenir-catarata\",\"url\":\"https:\/\/blogs.funiber.org\/pt\/saude-e-nutricao\/2010\/11\/15\/vitamina-e-nao-ajuda-a-prevenir-catarata\",\"name\":\"Vitamina E n\u00e3o ajuda a prevenir catarata. - 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