{"id":4241,"date":"2014-04-02T08:49:23","date_gmt":"2014-04-02T08:49:23","guid":{"rendered":"http:\/\/blogs.funiber.org\/pt\/?p=4241"},"modified":"2014-04-02T08:49:23","modified_gmt":"2014-04-02T08:49:23","slug":"deficiencia-em-ferro-poderia-aumentar-o-risco-de-avc","status":"publish","type":"post","link":"https:\/\/www.funiber.blog\/pt\/saude-e-nutricao\/2014\/04\/02\/deficiencia-em-ferro-poderia-aumentar-o-risco-de-avc","title":{"rendered":"Defici\u00eancia em ferro poderia aumentar o risco de AVC"},"content":{"rendered":"<p>Pesquisadores do Imperial College de Londres publicaram um estudo na revista PLoS One, indicando que a defici\u00eancia de ferro no sangue poderia aumentar significativamente o risco de sofrer um acidente vascular cerebral (AVC). Nas pessoas identificadas com car\u00eancia deste mineral, observou-se tamb\u00e9m que suas plaquetas se tornavam \u201cmais pegajosas\u201d, aumentando a possibilidade de forma\u00e7\u00e3o de co\u00e1gulos no sangue.<!--more--><\/p>\n<p>A pesquisa oferece novos dados para prevenir os AVC. Os doutores encarregados do estudo indicaram que \u201cinclusive as pessoas com n\u00edveis moderadamente baixos de ferro tinham aproximadamente o dobro de probabilidades de sofrer um AVC\u201d, em compara\u00e7\u00e3o com pessoas que tinham um valor m\u00e9dio, dentro do n\u00edvel normal.<\/p>\n<p>Neste estudo os pesquisadores analisaram quase 500 casos de pessoas que sofrem de uma rara doen\u00e7a heredit\u00e1ria, que faz com que os vasos sangu\u00edneos dos pulm\u00f5es sejam maiores. Em condi\u00e7\u00f5es normais, os vasos sangu\u00edneos dos pulm\u00f5es permitem filtrar os co\u00e1gulos na corrente sangu\u00ednea, mas no caso dos pacientes que participaram do estudo os co\u00e1gulos podiam sair dos pulm\u00f5es, chegar at\u00e9 o c\u00e9rebro e causar um AVC.<\/p>\n<p>\u201cDado que as plaquetas do sangue se aderem mais umas \u00e0s outras quando h\u00e1 menos ferro, pensamos que isto poderia explicar por que a car\u00eancia de ferro pode causar um AVC, embora sejam necess\u00e1rias muitas pesquisas para comprovar esta rela\u00e7\u00e3o\u201d, destacou a Dra. Claire Shovlin.<\/p>\n<p>\u201cH\u00e1 muitos passos adicionais a partir da obstru\u00e7\u00e3o de um vaso sangu\u00edneo com um co\u00e1gulo at\u00e9 a ocorr\u00eancia final do AVC, de modo que n\u00e3o est\u00e1 claro at\u00e9 que ponto \u00e9 importante a viscosidade das plaquetas em todo o processo\u201d, manifestou a especialista. Este estudo possibilitou um avan\u00e7o na compreens\u00e3o da doen\u00e7a, mas ainda \u00e9 preciso realizar mais estudos.<\/p>\n<p>\u00c9 importante identificar a rela\u00e7\u00e3o que existe entre a defici\u00eancia de ferro e o risco de AVC porque em todo o mundo cerca de 2 bilh\u00f5es de pessoas t\u00eam n\u00edveis baixos de ferro no sangue.<\/p>\n<p>Fonte: <a href=\"http:\/\/www.nlm.nih.gov\/medlineplus\/spanish\/news\/fullstory_144736.html\">http:\/\/www.nlm.nih.gov\/medlineplus\/spanish\/news\/fullstory_144736.html<\/a><\/p>\n<p>Foto:\u00a0\u00a0<a title=\"Attribution-NonCommercial-ShareAlike License\" href=\"https:\/\/creativecommons.org\/licenses\/by-nc-sa\/2.0\/\">Algunos derechos reservados<\/a>\u00a0por\u00a0<a href=\"https:\/\/www.flickr.com\/photos\/librariesrock\/\">vanhookc<\/a>\/Flickr.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pesquisadores do Imperial College de Londres publicaram um estudo na revista PLoS One, indicando que a defici\u00eancia de ferro no sangue poderia aumentar significativamente o risco de sofrer um acidente vascular cerebral (AVC). Nas pessoas identificadas com car\u00eancia deste mineral, observou-se tamb\u00e9m que suas plaquetas se tornavam \u201cmais pegajosas\u201d, aumentando a possibilidade de forma\u00e7\u00e3o de [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":4242,"comment_status":"closed","ping_status":"closed","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":[122,125,132],"jetpack_publicize_connections":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Defici\u00eancia em ferro poderia aumentar o risco de AVC - FuniBlogs - FUNIBER<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blogs.funiber.org\/pt\/saude-e-nutricao\/2014\/04\/02\/deficiencia-em-ferro-poderia-aumentar-o-risco-de-avc\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Defici\u00eancia em ferro poderia aumentar o risco de AVC - FuniBlogs - FUNIBER\" \/>\n<meta property=\"og:description\" content=\"Pesquisadores do Imperial College de Londres publicaram um estudo na revista PLoS One, indicando que a defici\u00eancia de ferro no sangue poderia aumentar significativamente o risco de sofrer um acidente vascular cerebral (AVC). Nas pessoas identificadas com car\u00eancia deste mineral, observou-se tamb\u00e9m que suas plaquetas se tornavam \u201cmais pegajosas\u201d, aumentando a possibilidade de forma\u00e7\u00e3o de [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/blogs.funiber.org\/pt\/saude-e-nutricao\/2014\/04\/02\/deficiencia-em-ferro-poderia-aumentar-o-risco-de-avc\" \/>\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=\"2014-04-02T08:49:23+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/blogs.funiber.org\/pt\/wp-content\/uploads\/2014\/04\/SAU_beans.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"640\" \/>\n\t<meta property=\"og:image:height\" content=\"427\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Michelle\" \/>\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=\"Michelle\" \/>\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\/2014\/04\/02\/deficiencia-em-ferro-poderia-aumentar-o-risco-de-avc#article\",\"isPartOf\":{\"@id\":\"https:\/\/blogs.funiber.org\/pt\/saude-e-nutricao\/2014\/04\/02\/deficiencia-em-ferro-poderia-aumentar-o-risco-de-avc\"},\"author\":{\"name\":\"Michelle\",\"@id\":\"https:\/\/blogs.funiber.org\/pt\/#\/schema\/person\/a1eaaa5e57eac866a8c5946946bcf80d\"},\"headline\":\"Defici\u00eancia em ferro poderia aumentar o risco de AVC\",\"datePublished\":\"2014-04-02T08:49:23+00:00\",\"dateModified\":\"2014-04-02T08:49:23+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/blogs.funiber.org\/pt\/saude-e-nutricao\/2014\/04\/02\/deficiencia-em-ferro-poderia-aumentar-o-risco-de-avc\"},\"wordCount\":371,\"publisher\":{\"@id\":\"https:\/\/blogs.funiber.org\/pt\/#organization\"},\"keywords\":[\"Doen\u00e7as\",\"Nutri\u00e7\u00e3o\",\"Preven\u00e7\u00e3o\"],\"articleSection\":[\"Sa\u00fade e Nutri\u00e7\u00e3o\"],\"inLanguage\":\"pt-BR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/blogs.funiber.org\/pt\/saude-e-nutricao\/2014\/04\/02\/deficiencia-em-ferro-poderia-aumentar-o-risco-de-avc\",\"url\":\"https:\/\/blogs.funiber.org\/pt\/saude-e-nutricao\/2014\/04\/02\/deficiencia-em-ferro-poderia-aumentar-o-risco-de-avc\",\"name\":\"Defici\u00eancia em ferro poderia aumentar o risco de AVC - 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