{"id":86874,"date":"2025-01-03T15:04:49","date_gmt":"2025-01-03T15:04:49","guid":{"rendered":"https:\/\/tvbrazilusa.com\/2025\/01\/03\/pesquisador-e-medico-de-boston-diz-que-estamos-em-defcon-3-para-gripe-aviaria-aqui-esta-o-que-isso-significa\/"},"modified":"2025-01-03T15:10:52","modified_gmt":"2025-01-03T15:10:52","slug":"pesquisador-e-medico-de-boston-diz-que-estamos-em-defcon-3-para-gripe-aviaria-aqui-esta-o-que-isso-significa","status":"publish","type":"post","link":"https:\/\/tvbrazilusa.com\/pt\/2025\/01\/03\/pesquisador-e-medico-de-boston-diz-que-estamos-em-defcon-3-para-gripe-aviaria-aqui-esta-o-que-isso-significa\/","title":{"rendered":"Pesquisador e m\u00e9dico de Boston diz que estamos em &#8216;DEFCON 3&#8217; para gripe avi\u00e1ria. Aqui est\u00e1 o que isso significa."},"content":{"rendered":"<p> <script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-8864793242727901\"\r\n     crossorigin=\"anonymous\"><\/script><br \/>\n<\/p>\n<div id=\"\">\n<header class=\"m-article-header m-article-header--standard\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span id=\"article-header-primary-term\"><br \/>\n\t\t\t\t\t\t\t\t<a class=\"a-term a-term--primary\" href=\"https:\/\/www.boston.com\/tag\/health\/\"><\/p>\n<p>\t\t\t\t\t\t\t\tSa\u00fade\t\t\t\t\t\t\t\t<\/a><br \/>\n\t\t\t\t\t\t\t<\/span><\/p>\n<h2 class=\"m-article-header__sub-headline\">Especialistas em sa\u00fade p\u00fablica pedem vigil\u00e2ncia em meio a relatos recentes de casos graves de gripe avi\u00e1ria em dois pacientes norte-americanos.<\/h2>\n<figure class=\"a-photo m-article-header__photo\"><figcaption class=\"a-photo__caption\">\n<p>\tEsta imagem colorida de microsc\u00f3pio eletr\u00f4nico divulgada pelo Instituto Nacional de Alergia e Doen\u00e7as Infecciosas em 26 de mar\u00e7o de 2024 mostra part\u00edculas do v\u00edrus da gripe avi\u00e1ria A H5N1 (amarelo), cultivadas em c\u00e9lulas epiteliais do rim canino Madin-Darby (MDCK) (azul). <em> (CDC\/NIAID via AP, arquivo)<\/em>\t<\/figcaption><\/figure>\n<div class=\"m-article-header__meta\">\n<div class=\"m-article-header__byline\">\n<p class=\"m-article-header__author\">\n<p>\t\t\t\t\t\t\t\tPor <a class=\"a-link a-link--inline\" href=\"https:\/\/www.boston.com\/author\/abby-patkin\/\">Abby Patkin<\/a>\t\t\t\t\t\t\t<\/p>\n<p>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<time class=\"m-article-header__date\"><\/p>\n<p>\t\t\t\t\t\t\t\t\t3 de janeiro de 2025 | 10h04\t\t\t\t\t\t\t\t<\/time><\/p>\n<p><span>3 minutos para ler<\/span><\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/header>\n<p>Nariz escorrendo e <a href=\"https:\/\/www.boston.com\/news\/health\/2024\/12\/29\/what-to-know-about-norovirus-with-cases-of-the-stomach-bug-surging\/\" target=\"_blank\" rel=\"noreferrer noopener\">tripas enjoadas<\/a> n\u00e3o s\u00e3o as \u00fanicas preocupa\u00e7\u00f5es nesta temporada de gripes e resfriados; especialistas em sa\u00fade p\u00fablica est\u00e3o <a href=\"https:\/\/www.massgeneralbrigham.org\/en\/about\/newsroom\/articles\/global-health-expert-shares-insights-on-bird-flu\" target=\"_blank\" rel=\"noreferrer noopener\">pedindo vigil\u00e2ncia<\/a> em meio a relatos recentes de casos graves de gripe avi\u00e1ria em dois pacientes norte-americanos.<\/p>\n<p>As not\u00edcias sinistras da gripe avi\u00e1ria grave, ou H5N1, num <a href=\"https:\/\/www.cdc.gov\/bird-flu\/spotlights\/h5n1-response-12232024.html\" target=\"_blank\" rel=\"noreferrer noopener\">Paciente da Louisiana<\/a> e um <a href=\"https:\/\/www.nejm.org\/doi\/full\/10.1056\/NEJMc2415890?utm_source=substack&#038;utm_medium=email\" target=\"_blank\" rel=\"noreferrer noopener\">Adolescente canadense<\/a> foi o suficiente para o Dr. Jeremy Faust, pesquisador de sa\u00fade p\u00fablica e m\u00e9dico de emerg\u00eancia do Brigham and Women&#8217;s Hospital, aumentar sua avalia\u00e7\u00e3o de amea\u00e7a. <\/p>\n<p>\u201cNo geral, acho que um caso grave de H5N1 chegando \u00e0 beira do<em> <\/em>o pr\u00f3ximo pico da temporada de gripe merece um aumento em nossa avalia\u00e7\u00e3o de amea\u00e7a da situa\u00e7\u00e3o geral\u201d, escreveu Faust em seu \u201cInside Medicine\u201d <a href=\"https:\/\/insidemedicine.substack.com\/p\/defcon-3-for-h5n1-defcon-1-is-the\" target=\"_blank\" rel=\"noreferrer noopener\">boletim informativo<\/a> Ter\u00e7a-feira. \u201cEu diria que estamos agora no equivalente ao DEFCON 3 com o H5N1.\u201d<\/p>\n<p>Para os n\u00e3o iniciados, DEFCON 1 \u00e9 considerado o n\u00edvel de amea\u00e7a mais alto \u2013 Faust ofereceu a cidade de Nova York nos primeiros dias da pandemia de COVID-19 como compara\u00e7\u00e3o. DEFCON 3, por <a href=\"https:\/\/www.military.com\/military-life\/defcon-levels.html\" target=\"_blank\" rel=\"noreferrer noopener\">Militar.com<\/a>\u00e9 \u201cgeralmente visto como um n\u00edvel de alerta de espera\u201d. <\/p>\n<p>\u201cNingu\u00e9m sabe o que vai acontecer a seguir. Estamos \u00e0 beira de outra pandemia horr\u00edvel? Ou vamos nos esquivar de uma bala?\u201d Faust escreveu, acrescentando: \u201cO que \u00e9 ineg\u00e1vel \u00e9 que a nossa situa\u00e7\u00e3o atual \u00e9 semelhante a um jogo de roleta russa \u2013 e nunca houve tantas balas na c\u00e2mara\u201d. <\/p>\n<p>Os Centros de Controle e Preven\u00e7\u00e3o de Doen\u00e7as relataram <a href=\"https:\/\/www.cdc.gov\/bird-flu\/situation-summary\/index.html\" target=\"_blank\" rel=\"noreferrer noopener\">66 casos humanos confirmados<\/a> da gripe avi\u00e1ria nos Estados Unidos at\u00e9 agora durante o surto de 2024. Os EUA registraram as primeiras infec\u00e7\u00f5es relatadas em vacas leiteiras no final de mar\u00e7o e registraram seu primeiro caso humano relatado em 1\u00ba de abril, de acordo com o CDC.<\/p>\n<p>Embora a Nova Inglaterra n\u00e3o tenha registado nenhum caso humano, as autoridades de Vermont confirmaram recentemente que a gripe avi\u00e1ria foi detectada num ambiente n\u00e3o comercial e n\u00e3o av\u00edcola. <a href=\"https:\/\/www.boston.com\/news\/health\/2024\/12\/29\/bird-flu-detected-in-small-backyard-flock-in-vermont\/\" target=\"_blank\" rel=\"noreferrer noopener\">rebanho de quintal<\/a> no condado de Franklin, uma semana antes do Natal. <\/p>\n<p>Em humanos, os sintomas da gripe avi\u00e1ria podem variar desde febre, conjuntivite e dores no corpo at\u00e9 complica\u00e7\u00f5es mais graves, como dificuldade respirat\u00f3ria aguda e sepse, de acordo com <a href=\"https:\/\/my.clevelandclinic.org\/health\/diseases\/22401-bird-flu\" target=\"_blank\" rel=\"noreferrer noopener\">Cl\u00ednica Cleveland<\/a>. <\/p>\n<p>Os humanos podem pegar a gripe avi\u00e1ria ao entrar em contato com os fluidos corporais de um animal infectado, e o v\u00edrus \u201cmuito raramente\u201d \u00e9 transmitido de pessoa para pessoa, de acordo com a Cleveland Clinic. No entanto, \u201csempre que um ser humano \u00e9 infectado, \u00e9 poss\u00edvel que o v\u00edrus sofra uma muta\u00e7\u00e3o e se espalhe facilmente para outros seres humanos\u201d, observa a cl\u00ednica. <\/p>\n<p>A boa not\u00edcia: de acordo com o CDC, a maioria dos casos humanos de gripe avi\u00e1ria <a href=\"https:\/\/www.cdc.gov\/bird-flu\/signs-symptoms\/index.html#:~:text=Most%20human%20cases%20of%20bird,mild%20to%20severe%2C%20including%20death.\" target=\"_blank\" rel=\"noreferrer noopener\">foram leves, at\u00e9 agora<\/a>. <\/p>\n<p>Em uma \u201cmedicina interna\u201d <a href=\"https:\/\/insidemedicine.substack.com\/p\/an-update-on-the-critically-ill-in\" target=\"_blank\" rel=\"noreferrer noopener\">atualizar<\/a> Sexta-feira, Fausto apontou para um novo <a href=\"https:\/\/www.nejm.org\/doi\/full\/10.1056\/NEJMoa2414610?utm_source=substack&#038;utm_medium=email\" target=\"_blank\" rel=\"noreferrer noopener\"><em>Jornal de Medicina da Nova Inglaterra<\/em><\/a><em> <\/em>relat\u00f3rio que analisou 46 casos de gripe avi\u00e1ria nos EUA e descobriu que o H5N1 geralmente causava doen\u00e7a leve de curta dura\u00e7\u00e3o. <\/p>\n<p>\u201cUma potencial epidemia emergente exige a nossa aten\u00e7\u00e3o \u2013 e todos os nossos recursos \u2013 quando duas caracter\u00edsticas come\u00e7am a mudar para pior: gravidade e transmissibilidade\u201d, explicou Faust num comunicado. <a href=\"https:\/\/slate.com\/technology\/2024\/12\/bird-flu-emergency-physician-worried-transmission-cases.html?utm_source=substack&#038;utm_medium=email\" target=\"_blank\" rel=\"noreferrer noopener\">Artigo de ard\u00f3sia<\/a> Ter\u00e7a-feira. <\/p>\n<p>O caso grave na Louisiana, disse ele, marcou uma escalada em dire\u00e7\u00e3o a uma potencial pandemia. <\/p>\n<p>\u201cIndependentemente disso, n\u00e3o vimos evid\u00eancias de que o v\u00edrus salte e se espalhe entre os humanos de forma adequada para impulsionar a transmiss\u00e3o sustentada ou contagens elevadas de casos \u2013 o segundo ingrediente chave necess\u00e1rio para alimentar uma nova e importante epidemia em humanos\u201d, acrescentou Faust. <\/p>\n<p>No entanto, com a imin\u00eancia do pico da temporada de gripe, ele levantou preocupa\u00e7\u00f5es sobre uma poss\u00edvel coinfec\u00e7\u00e3o, onde algu\u00e9m poderia contrair gripe avi\u00e1ria e gripe sazonal ao mesmo tempo e ver os dois tipos de genomas de gripe se misturarem para gerar uma nova variante. <\/p>\n<p>\u201cFoi assim que muitas pandemias de gripe anteriores se originaram: num casamento infernal de dois tipos de gripe\u201d, escreveu Faust. <\/p>\n<p>Ele pediu vacinas contra a gripe sazonal e uma expans\u00e3o do CDC <a href=\"https:\/\/www.cdc.gov\/flu\/season\/vaccination-farm-workers.html#:~:text=Free%20seasonal%20flu%20shots%20are,from%20seasonal%20flu's%20worst%20symptoms.&#038;text=Work%20with%20animals%3F,a%20FREE%20seasonal%20flu%20shot.\" target=\"_blank\" rel=\"noreferrer noopener\">iniciativa para vacinar trabalhadores rurais<\/a>. Como observa o CDC, as vacinas contra a gripe sazonal <a href=\"https:\/\/www.cdc.gov\/flu\/season\/vaccination-farm-workers.html#:~:text=Free%20seasonal%20flu%20shots%20are,from%20seasonal%20flu's%20worst%20symptoms.&#038;text=Work%20with%20animals%3F,a%20FREE%20seasonal%20flu%20shot.\" target=\"_blank\" rel=\"noreferrer noopener\">n\u00e3o proteja contra a gripe avi\u00e1ria<\/a>mas o aumento da vacina\u00e7\u00e3o entre os trabalhadores agr\u00edcolas pode reduzir as oportunidades de coinfec\u00e7\u00e3o e tornar mais f\u00e1cil para as ag\u00eancias de sa\u00fade p\u00fablica detectarem casos de gripe avi\u00e1ria. <\/p>\n<p>\u201cCom a aproxima\u00e7\u00e3o do pico da temporada de gripe, a mensagem parece clara: este \u00e9 o momento de agir\u201d, escreveu Faust.<\/p>\n<div class=\"o-author-single has-avatar\">\n<header class=\"m-author-card\">\n<div class=\"a-image a-image--square m-author-card__image\">\n\t\t<img decoding=\"async\" class=\"\" src=\"https:\/\/www.boston.com\/wp-content\/uploads\/2024\/10\/cropped-Patkin-Headshot-66fea67b66dd2-scaled-1-66fea6a1c6f25.jpg\" alt=\"Imagem do perfil de Abby Patkin\"\/>\t<\/div>\n<\/header>\n<section class=\"author-info\">\n<div class=\"m-author__section\">\n<p>Abby Patkin \u00e9 uma rep\u00f3rter de not\u00edcias gerais cujo trabalho aborda transporte p\u00fablico, crime, sa\u00fade e tudo mais.<\/p>\n<\/div>\n<\/section>\n<\/div>\n<div class=\"m-block m-generic-cta\t m-generic-cta--post-content\t m-generic-cta--dark\t m-generic-cta--homepage\t m-generic-cta--email-signup\t\t m-generic-cta-block-style--default \tt-amp__generic-cta\"><\/p>\n<div class=\"m-generic-cta__wrap\">\n<div class=\"m-generic-cta__content\">\n<h3 class=\"m-generic-cta__title\">Boston.com hoje<\/h3>\n<p class=\"m-generic-cta__subtitle\">Inscreva-se para receber as \u00faltimas manchetes em sua caixa de entrada todas as manh\u00e3s.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/div><\/div>\n<p><script>\n\t\tvar consent=\"grant\";\n\t\t\/* The above code is parsing the JSON data from the local storage and storing it in a variable. *\/\n\t\t\t\t\tconst onetrustStorageConsent = JSON.parse(localStorage.getItem( 'consent_one_trust_bdc' ) );\n\t\t\tif ( ( onetrustStorageConsent !== null ) ) {\n\t\t\t\t\/* Checking to see if the user has consented to the use of cookies.\n\t\t\t\t* If they have not, it is deleting the cookie.\n\t\t\t\t* This will comment for now, until further notice.\n\t\t\t\t*\/\n\t\t\t\t\/\/if ( onetrustStorageConsent.C0002 === false ) {\n\t\t\t\t\/\/\tdocument.cookie=\"_fbp=;expires=Thu, 01 Jan 2010 00:00:00 UTC; path=\/; domain=.boston.com\";\n\t\t\t\t\/\/}\n\t\t\t\t\/* Checking if the user has given consent for the cookie C0002.\n\t\t\t\t* If the user has given consent, the variable consent will be set to 'grant'.\n\t\t\t\t* If the user has not given consent,the variable consent will be set to 'revoke'.\n\t\t\t\t* Documentation https:\/\/developers.facebook.com\/docs\/meta-pixel\/implementation\/gdpr\n\t\t\t\t*\/\n\t\t\t\tif ( onetrustStorageConsent.C0002 !== true ) {\n\t\t\t\t\tconsent=\"revoke\";\n\t\t\t\t}\n\t\t\t}\n\t\t\t\t!function(f,b,e,v,n,t,s)\n\t\t{if(f.fbq)return;n=f.fbq=function(){n.callMethod?\n\t\tn.callMethod.apply(n,arguments):n.queue.push(arguments)};\n\t\tif(!f._fbq)f._fbq=n;n.push=n;n.loaded=!0;n.version='2.0';\n\t\tn.queue=[];t=b.createElement(e);t.async=!0;\n\t\tt.src=v;s=b.getElementsByTagName(e)[0];\n\t\ts.parentNode.insertBefore(t,s)}(window, document,'script',\n\t\t'https:\/\/connect.facebook.net\/en_US\/fbevents.js');\n\t\tfbq('consent', consent);\n\t\tfbq('init', '989222871864976');\n\t\tfbq('track', 'PageView');\n\t<\/script><script type=\"module\">\n\t\tvar consent=\"grant\";\n\t\t\/* The above code is parsing the JSON data from the local storage and storing it in a variable. *\/\n\t\t\tconst onetrustStorageConsent = JSON.parse(localStorage.getItem( 'consent_one_trust_bdc' ) );\n\t\t\t\/* Checking to see if the user has consented to the use of cookies.\n\t\t\t* If they have not, it is deleting the cookie.\n\t\t\t* This will comment for now, until further notice.\n\t\t\t*\/\n\t\t\t\/\/if ( onetrustStorageConsent.C0002 === false ) {\n\t\t\t\/\/\tdocument.cookie=\"_fbp=;expires=Thu, 01 Jan 2010 00:00:00 UTC; path=\/; domain=.boston.com\";\n\t\t\t\/\/}\n\t\t\t\/* Checking if the user has given consent for the cookie C0002.\n\t\t\t* If the user has given consent, the variable consent will be set to 'grant'.\n\t\t\t* If the user has not given consent,the variable consent will be set to 'revoke'.\n\t\t\t* Documentation https:\/\/developers.facebook.com\/docs\/meta-pixel\/implementation\/gdpr\n\t\t\t*\/\n\t\t\tif ( ( onetrustStorageConsent !== null ) && (onetrustStorageConsent.C0002 !== true ) ) {\n\t\t\t\tconsent=\"revoke\";\n\t\t\t}\n\t\t\t\t!function(f,b,e,v,n,t,s){if(f.fbq)return;n=f.fbq=function()\n\t\t{n.callMethod? 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Esta imagem colorida de microsc\u00f3pio eletr\u00f4nico divulgada pelo&hellip;<\/p>","protected":false},"author":1,"featured_media":84602,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"content-type":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-86874","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/tvbrazilusa.com\/pt\/wp-json\/wp\/v2\/posts\/86874","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tvbrazilusa.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tvbrazilusa.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tvbrazilusa.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tvbrazilusa.com\/pt\/wp-json\/wp\/v2\/comments?post=86874"}],"version-history":[{"count":1,"href":"https:\/\/tvbrazilusa.com\/pt\/wp-json\/wp\/v2\/posts\/86874\/revisions"}],"predecessor-version":[{"id":86875,"href":"https:\/\/tvbrazilusa.com\/pt\/wp-json\/wp\/v2\/posts\/86874\/revisions\/86875"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tvbrazilusa.com\/pt\/wp-json\/wp\/v2\/media\/84602"}],"wp:attachment":[{"href":"https:\/\/tvbrazilusa.com\/pt\/wp-json\/wp\/v2\/media?parent=86874"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tvbrazilusa.com\/pt\/wp-json\/wp\/v2\/categories?post=86874"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tvbrazilusa.com\/pt\/wp-json\/wp\/v2\/tags?post=86874"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}