{"id":65690,"date":"2025-11-25T05:00:33","date_gmt":"2025-11-25T08:00:33","guid":{"rendered":"https:\/\/nutritotal.com.br\/pro\/?p=65690"},"modified":"2025-11-24T15:53:40","modified_gmt":"2025-11-24T18:53:40","slug":"deficiencia-de-iodo-diagnostico-consequencias-prevencao-e-tratamento","status":"publish","type":"post","link":"https:\/\/nutritotal.com.br\/pro\/deficiencia-de-iodo-diagnostico-consequencias-prevencao-e-tratamento\/","title":{"rendered":"Defici\u00eancia de iodo: diagn\u00f3stico, consequ\u00eancias, preven\u00e7\u00e3o e tratamento"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_75 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Conte\u00fado<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Alternar tabela de conte\u00fado\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/nutritotal.com.br\/pro\/deficiencia-de-iodo-diagnostico-consequencias-prevencao-e-tratamento\/#Quanto_de_iodo_consumir_por_dia_para_evitar_a_deficiencia\" >Quanto de iodo consumir por dia para evitar a defici\u00eancia?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/nutritotal.com.br\/pro\/deficiencia-de-iodo-diagnostico-consequencias-prevencao-e-tratamento\/#Como_avaliar_o_estado_nutricional_do_iodo\" >Como avaliar o estado nutricional do iodo?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/nutritotal.com.br\/pro\/deficiencia-de-iodo-diagnostico-consequencias-prevencao-e-tratamento\/#Quais_as_consequencia_da_deficiencia_de_iodo\" >Quais as consequ\u00eancia da defici\u00eancia de iodo?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/nutritotal.com.br\/pro\/deficiencia-de-iodo-diagnostico-consequencias-prevencao-e-tratamento\/#Como_repor_o_iodo_em_casos_de_deficiencia\" >Como repor o iodo em casos de defici\u00eancia?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/nutritotal.com.br\/pro\/deficiencia-de-iodo-diagnostico-consequencias-prevencao-e-tratamento\/#E_a_ingestao_excessiva_de_iodo\" >E a ingest\u00e3o excessiva de iodo?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/nutritotal.com.br\/pro\/deficiencia-de-iodo-diagnostico-consequencias-prevencao-e-tratamento\/#Conclusao\" >Conclus\u00e3o<\/a><\/li><\/ul><\/nav><\/div>\n<p><span style=\"font-weight: 400;\">A defici\u00eancia de iodo continua sendo um importante problema de sa\u00fade p\u00fablica em diversas regi\u00f5es do mundo, afetando grupos como gestantes, lactantes e crian\u00e7as.\u00a0<\/span><\/p>\n<div id=\"attachment_65699\" style=\"width: 1160px\" class=\"wp-caption alignleft\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-65699\" class=\"wp-image-65699 size-full\" src=\"https:\/\/nutritotal.com.br\/pro\/wp-content\/uploads\/2025\/11\/portal-para-nutricionistas-deficiencia-de-iodo-1.png\" alt=\"defici\u00eancia de iodo\" width=\"1150\" height=\"460\" srcset=\"https:\/\/nutritotal.com.br\/pro\/wp-content\/uploads\/2025\/11\/portal-para-nutricionistas-deficiencia-de-iodo-1.png 1150w, https:\/\/nutritotal.com.br\/pro\/wp-content\/uploads\/2025\/11\/portal-para-nutricionistas-deficiencia-de-iodo-1-300x120.png 300w, https:\/\/nutritotal.com.br\/pro\/wp-content\/uploads\/2025\/11\/portal-para-nutricionistas-deficiencia-de-iodo-1-768x307.png 768w, https:\/\/nutritotal.com.br\/pro\/wp-content\/uploads\/2025\/11\/portal-para-nutricionistas-deficiencia-de-iodo-1-1024x410.png 1024w\" sizes=\"(max-width: 1150px) 100vw, 1150px\" \/><p id=\"caption-attachment-65699\" class=\"wp-caption-text\">Fonte: Canva<\/p><\/div>\n<p><span style=\"font-weight: 400;\">Neste texto, voc\u00ea vai entender como diagnosticar a defici\u00eancia de iodo, quais s\u00e3o suas consequ\u00eancias cl\u00ednicas e quais estrat\u00e9gias podem ser adotadas para preven\u00e7\u00e3o e tratamento.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Quanto_de_iodo_consumir_por_dia_para_evitar_a_deficiencia\"><\/span><b>Quanto de iodo consumir por dia para evitar a defici\u00eancia?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">As necessidades di\u00e1rias de iodo variam de acordo com o est\u00e1gio da vida. Al\u00e9m disso, a Organiza\u00e7\u00e3o Mundial da Sa\u00fade (OMS) e a Academia Nacional de Medicina (NAM) estabelecem diferentes faixas, conforme a tabela abaixo.<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><b>Est\u00e1gio da vida<\/b><\/td>\n<td><b>NAM \u2013 EAR (\u00b5g\/dia)<\/b><\/td>\n<td><b>NAM \u2013 AI ou RDA (\u00b5g\/dia)<\/b><\/td>\n<td><b>NAM \u2013 UL (\u00b5g\/dia)<\/b><\/td>\n<td><b>OMS \u2013 Est\u00e1gio de vida<\/b><\/td>\n<td><b>OMS \u2013 INR (\u00b5g\/dia)<\/b><\/td>\n<\/tr>\n<tr>\n<td><b>0\u201312 meses<\/b><\/td>\n<td><span style=\"font-weight: 400;\">ND<\/span><\/td>\n<td><span style=\"font-weight: 400;\">110\u2013130\u1d9c<\/span><\/td>\n<td><span style=\"font-weight: 400;\">ND<\/span><\/td>\n<td><span style=\"font-weight: 400;\">&#8211;<\/span><\/td>\n<td><span style=\"font-weight: 400;\">&#8211;<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>1\u20138 anos<\/b><\/td>\n<td><span style=\"font-weight: 400;\">65<\/span><\/td>\n<td><span style=\"font-weight: 400;\">90<\/span><\/td>\n<td><span style=\"font-weight: 400;\">200\u2013300<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0\u20135 anos<\/span><\/td>\n<td><span style=\"font-weight: 400;\">90<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>9\u201313 anos<\/b><\/td>\n<td><span style=\"font-weight: 400;\">73<\/span><\/td>\n<td><span style=\"font-weight: 400;\">120<\/span><\/td>\n<td><span style=\"font-weight: 400;\">600<\/span><\/td>\n<td><span style=\"font-weight: 400;\">6\u201312 anos<\/span><\/td>\n<td><span style=\"font-weight: 400;\">120<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>Acima de 14 anos<\/b><\/td>\n<td><span style=\"font-weight: 400;\">95<\/span><\/td>\n<td><span style=\"font-weight: 400;\">150<\/span><\/td>\n<td><span style=\"font-weight: 400;\">900\u20131100<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Acima de 12 anos<\/span><\/td>\n<td><span style=\"font-weight: 400;\">150<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>Gr\u00e1vidas<\/b><\/td>\n<td><span style=\"font-weight: 400;\">160<\/span><\/td>\n<td><span style=\"font-weight: 400;\">220<\/span><\/td>\n<td><span style=\"font-weight: 400;\">900\u20131100<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Gr\u00e1vidas<\/span><\/td>\n<td><span style=\"font-weight: 400;\">250<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>Lactantes<\/b><\/td>\n<td><span style=\"font-weight: 400;\">200<\/span><\/td>\n<td><span style=\"font-weight: 400;\">290<\/span><\/td>\n<td><span style=\"font-weight: 400;\">900\u20131100<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Lactantes<\/span><\/td>\n<td><span style=\"font-weight: 400;\">250<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><i><span style=\"font-weight: 400;\">AI = ingest\u00e3o adequada; EAR = necessidade m\u00e9dia estimada; RDA = ingest\u00e3o diet\u00e9tica recomendada; UL = limite m\u00e1ximo tolerado de ingest\u00e3o di\u00e1ria; INR = ingest\u00e3o de nutriente recomendada; ND = n\u00e3o determinado.<\/span><\/i><\/p>\n<p><span style=\"font-weight: 400;\">Para mais informa\u00e7\u00f5es sobre fontes alimentares de iodo, incluindo a pol\u00edtica de ioda\u00e7\u00e3o do sal, consulte o artigo:<\/span><\/p>\n<p><a href=\"https:\/\/nutritotal.com.br\/pro\/qual-a-importancia-do-iodo-para-a-saude-funcoes-fontes-alimentares-e-mais\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\"> Qual a import\u00e2ncia do iodo para a sa\u00fade? Fun\u00e7\u00f5es, fontes alimentares e mais!<\/span><\/a><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Como_avaliar_o_estado_nutricional_do_iodo\"><\/span><b>Como avaliar o estado nutricional do iodo?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">A avalia\u00e7\u00e3o do estado nutricional do iodo baseia-se em dados cl\u00ednicos e bioqu\u00edmicos.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">A <\/span><b>excre\u00e7\u00e3o urin\u00e1ria de iodo<\/b><span style=\"font-weight: 400;\"> \u00e9 a melhor forma de determinar seu status, pois mais de 90% do iodo ingerido aparece na urina de 24h, conforme a tabela abaixo.<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><b>Grupo<\/b><\/td>\n<td><b>Iodo urin\u00e1rio (mediana, m\/L)<\/b><\/td>\n<td><b>Ingest\u00e3o de iodo<\/b><\/td>\n<td><b>Status<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Crian\u00e7as at\u00e9 2 anos ou mulheres a amamentar<\/span><\/td>\n<td><span style=\"font-weight: 400;\">&lt;100<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Insuficiente<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u2014<\/span><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><span style=\"font-weight: 400;\">\u2265100<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Adequado<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u2014<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Acima de 6 anos<\/span><\/td>\n<td><span style=\"font-weight: 400;\">&lt;20<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Insuficiente<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Defici\u00eancia grave<\/span><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><span style=\"font-weight: 400;\">20\u201349<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Insuficiente<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Defici\u00eancia moderada<\/span><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><span style=\"font-weight: 400;\">50\u201399<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Insuficiente<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Defici\u00eancia leve<\/span><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><span style=\"font-weight: 400;\">100\u2013199<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Adequado<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u00d3timo<\/span><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><span style=\"font-weight: 400;\">200\u2013299<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Mais do que adequado<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Provavelmente fornece uma ingest\u00e3o adequada para mulheres gr\u00e1vidas\/lactantes, mas pode representar um ligeiro risco de ingest\u00e3o superior \u00e0 adequada na popula\u00e7\u00e3o em geral.<\/span><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><span style=\"font-weight: 400;\">\u2265300<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Excessivo<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Risco de consequ\u00eancias adversas para a sa\u00fade (hipertireoidismo induzido por iodo, doen\u00e7as autoimunes da tireoide).<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Mulheres gr\u00e1vidas<\/span><\/td>\n<td><span style=\"font-weight: 400;\">&lt;150<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Insuficiente<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u2014<\/span><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><span style=\"font-weight: 400;\">150\u2013249<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Adequada<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u2014<\/span><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><span style=\"font-weight: 400;\">250\u2013499<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Mais do que adequada<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u2014<\/span><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><span style=\"font-weight: 400;\">\u2265500<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Excessiva<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u2014<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><i><span style=\"font-weight: 400;\">OMS, 2007<\/span><\/i><\/p>\n<p><span style=\"font-weight: 400;\">N\u00e3o recomenda-se avaliar o status nutricional do iodo a partir dos horm\u00f4nios tireoidianos (T3 e eT4), porque durante uma defici\u00eancia leve os n\u00edveis desses horm\u00f4nios permanecer\u00e3o dentro dos limites normais. Somente em defici\u00eancia grave ocorrer\u00e1 altera\u00e7\u00e3o desses par\u00e2metros.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Al\u00e9m da an\u00e1lise bioqu\u00edmica, tamb\u00e9m \u00e9 poss\u00edvel realizar o <\/span><b>exame cl\u00ednico<\/b><span style=\"font-weight: 400;\"> atrav\u00e9s da palpa\u00e7\u00e3o da gl\u00e2ndula tireoide ou do ultrassom, verificando a presen\u00e7a de b\u00f3cio. Al\u00e9m disso, a an\u00e1lise oftalmol\u00f3gica permite a observa\u00e7\u00e3o da exoftalmia (relacionado ao aumento da fun\u00e7\u00e3o da tireoide).<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Estudos recentes em popula\u00e7\u00f5es brasileiras refor\u00e7am a import\u00e2ncia de <\/span><b>avaliar o estado nutricional do iodo de forma cont\u00ednua, especialmente durante a gesta\u00e7\u00e3o<\/b><span style=\"font-weight: 400;\">. Em uma pesquisa transversal com 266 gestantes atendidas na aten\u00e7\u00e3o prim\u00e1ria no Sudeste do Brasil, 38% apresentaram ingest\u00e3o insuficiente de iodo e 27,8% mais do que adequada.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">O estudo tamb\u00e9m identificou que fatores como consumo de temperos industrializados, armazenamento inadequado do sal e ingest\u00e3o alco\u00f3lica estiveram associados \u00e0 defici\u00eancia de iodo, destacando a influ\u00eancia dos h\u00e1bitos alimentares e de conserva\u00e7\u00e3o dom\u00e9stica sobre o status nutricional do mineral.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Quais_as_consequencia_da_deficiencia_de_iodo\"><\/span><b>Quais as consequ\u00eancia da defici\u00eancia de iodo?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Quando ocorre uma defici\u00eancia severa de iodo, a tireoide eleva sua atividade para maximizar a absor\u00e7\u00e3o e reciclagem desse nutriente.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Entretanto, como a concentra\u00e7\u00e3o de iodo \u00e9 extremamente baixa para permitir a produ\u00e7\u00e3o dos horm\u00f4nios tireoidianos, tem-se como consequ\u00eancia o <\/span><b>b\u00f3cio (aumento da gl\u00e2ndula tireoide) e hipotireoidismo<\/b><span style=\"font-weight: 400;\">. Al\u00e9m disso, aumenta-se o risco de desenvolver <\/span><b>n\u00f3dulos tireoidianos aut\u00f4nomos<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<div id=\"attachment_65692\" style=\"width: 590px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-65692\" class=\"wp-image-65692 size-large\" src=\"https:\/\/nutritotal.com.br\/pro\/wp-content\/uploads\/2025\/11\/np-nao-apagar-imagem-destacada-blog-4.png\" alt=\"b\u00f3cio\" width=\"580\" height=\"400\" srcset=\"https:\/\/nutritotal.com.br\/pro\/wp-content\/uploads\/2025\/11\/np-nao-apagar-imagem-destacada-blog-4.png 580w, https:\/\/nutritotal.com.br\/pro\/wp-content\/uploads\/2025\/11\/np-nao-apagar-imagem-destacada-blog-4-300x207.png 300w\" sizes=\"(max-width: 580px) 100vw, 580px\" \/><p id=\"caption-attachment-65692\" class=\"wp-caption-text\">Fonte: Canva<\/p><\/div>\n<p><i><span style=\"font-weight: 400;\">O b\u00f3cio, caracterizado pelo incha\u00e7o da tireoide, \u00e9 uma das principais consequ\u00eancias da defici\u00eancia de iodo.<\/span><\/i><\/p>\n<p><span style=\"font-weight: 400;\">Nesse cen\u00e1rio, tanto o crescimento quanto o desenvolvimento do ser humano \u00e9 afetado e apresenta consequ\u00eancias negativas, gerando o termo <\/span><b>\u201ctranstornos de defici\u00eancia de iodo\u201d (IDD)<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Os efeitos de IDD s\u00e3o:<\/span><\/p>\n<p><b>\u2013 Para o feto:<\/b><span style=\"font-weight: 400;\"> aborto, natimortos, anomalias cong\u00eanitas, aumenta da mortalidade perinatal.<\/span><\/p>\n<p><b>\u2013 Para rec\u00e9m-nascidos<\/b><span style=\"font-weight: 400;\">: hipotireoidismo neonatal, cretinismo end\u00eamico, aumento da susceptibilidade da gl\u00e2ndula tireoide a radia\u00e7\u00e3o nuclear.<\/span><\/p>\n<p><b>\u2013 Para crian\u00e7as e adolescentes<\/b><span style=\"font-weight: 400;\">: b\u00f3cio, hipotireoidismo ou hipertireoidismo, fun\u00e7\u00e3o mental prejudicada, atraso no crescimento e puberdade, aumento da susceptibilidade da gl\u00e2ndula tireoide \u00e0 radia\u00e7\u00e3o nuclear.<\/span><\/p>\n<p><b>\u2013 Para adulto e idoso<\/b><span style=\"font-weight: 400;\">: b\u00f3cio com suas complica\u00e7\u00f5es, hipotireoidismo, infertilidade, fun\u00e7\u00e3o mental prejudicada, hipertireoidismo espont\u00e2neo em idosos, hipertireoidismo induzido por iodo, aumento da susceptibilidade da gl\u00e2ndula tireoide \u00e0 radia\u00e7\u00e3o nuclear.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Como_repor_o_iodo_em_casos_de_deficiencia\"><\/span><b>Como repor o iodo em casos de defici\u00eancia?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">De qualquer forma, a reposi\u00e7\u00e3o de iodo deve ser<\/span><b> baseada nas recomenda\u00e7\u00f5es de consumo di\u00e1rio<\/b><span style=\"font-weight: 400;\"> detalhadas anteriormente.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">A reposi\u00e7\u00e3o de iodo pode ser facilmente alcan\u00e7ada solicitando ao paciente que utilize sal iodado no preparo de suas refei\u00e7\u00f5es e \u00e0 mesa.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Estrat\u00e9gias detalhadas para implementar a suplementa\u00e7\u00e3o de iodo podem ser consideradas para grupos populacionais espec\u00edficos (como gestantes e lactantes) quando o sal iodado, por si s\u00f3, for insuficiente para suprir as necessidades adequadas.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"E_a_ingestao_excessiva_de_iodo\"><\/span><b>E a ingest\u00e3o excessiva de iodo?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">O consumo excessivo de iodo n\u00e3o \u00e9 comum. Mesmo em ingest\u00f5es acima do recomendado, a maioria dos indiv\u00edduos apresenta resist\u00eancia aos efeitos do excesso de iodo mantendo a fun\u00e7\u00e3o tireoidiana normal.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">No entanto, a ingest\u00e3o excessiva desse micronutriente pode gerar <\/span><b>hipertireoidismo, hipotireoidismo, b\u00f3cio e\/ou autoimunidade da tireoide<\/b><span style=\"font-weight: 400;\">.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Indiv\u00edduos com doen\u00e7a tireoidiana preexistente ou previamente expostos \u00e0 defici\u00eancia de iodo podem estar mais suscet\u00edveis a dist\u00farbios dessa gl\u00e2ndula devido a um aumento do consumo alimentar desse micronutriente, mesmo sendo pouco acima das necessidades fisiol\u00f3gicas.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Na <\/span><b>toxicidade<\/b><span style=\"font-weight: 400;\">, ocorrem alguns sinais cl\u00ednicos como:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Dor abdominal<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Perda de apetite<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Febre<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Del\u00edrio<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Diarreia\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">V\u00f4mito<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">A longo prazo, pode ocorrer exoftalmia, diarreia, fraqueza muscular, irregularidades da menstrua\u00e7\u00e3o, problemas respirat\u00f3rios, perda de peso e at\u00e9 c\u00e2ncer da tireoide.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusao\"><\/span><b>Conclus\u00e3o<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">A defici\u00eancia de iodo pode provocar consequ\u00eancias significativas ao longo de toda a vida, desde preju\u00edzos no desenvolvimento fetal at\u00e9 altera\u00e7\u00f5es metab\u00f3licas, cognitivas e tireoidianas em adultos e idosos.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">O diagn\u00f3stico adequado, baseado principalmente na excre\u00e7\u00e3o urin\u00e1ria e na avalia\u00e7\u00e3o cl\u00ednica, \u00e9 fundamental. Com informa\u00e7\u00e3o de qualidade e h\u00e1bitos consistentes, \u00e9 poss\u00edvel prevenir tanto a defici\u00eancia quanto o excesso e promover uma sa\u00fade tireoidiana plena.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Se voc\u00ea gostou deste conte\u00fado, leia tamb\u00e9m:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/nutritotal.com.br\/pro\/quais-sa-o-os-principais-micronutrientes-que-regulam-a-funa-a-o-da-gla-ndula-tireoide\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Micronutrientes podem regular a fun\u00e7\u00e3o da tireoide?<\/span><\/a><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/nutritotal.com.br\/pro\/micronutrientes-como-avaliar-deficiencias-e-definir-intervencoes\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Micronutrientes: como avaliar defici\u00eancias e definir interven\u00e7\u00f5es?<\/span><\/a><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/nutritotal.com.br\/pro\/material\/consenso-europeu-sobre-ma-absorcao\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Consenso europeu sobre m\u00e1 absor\u00e7\u00e3o<\/span><\/a><\/li>\n<\/ul>\n<p><b>Refer\u00eancias<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Lima, Livia Fernandes de Iodo [livro eletr\u00f4nico] \/ Livia Fernandes de Lima, Anderson Marliere Navarro. &#8212; 3. ed. &#8212; S\u00e3o Paulo : International Life Sciences Institute do Brasil &#8211; ILSI Brasil, 2024. &#8212; (<\/span><a href=\"https:\/\/ilsibrasil.org\/wp-content\/uploads\/sites\/9\/2024\/05\/Vol.-22-Iodo.pdf\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Iodo &#8211; S\u00e9rie fun\u00e7\u00f5es plenamente reconhecidas de nutrientes<\/span><\/a><span style=\"font-weight: 400;\"> ; v. 22).<\/span><\/p>\n<p><span style=\"font-weight: 400;\">National Institutes of Health (NIH), Office of Dietary Supplements (ODS). <\/span><a href=\"https:\/\/ods.od.nih.gov\/factsheets\/Iodine-HealthProfessional\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Iodine: Fact Sheet for Health Professionals<\/span><\/a><span style=\"font-weight: 400;\"> [Internet]. Bethesda (MD): NIH; 2024.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Krela-Ka\u017amierczak I, Czarnywojtek A, Skoracka K, Rychter AM, Ratajczak AE, Szymczak-Tomczak A, Rucha\u0142a M, Dobrowolska A. <\/span><a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC7914421\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Is There an Ideal Diet to Protect against Iodine Deficiency?<\/span><\/a><span style=\"font-weight: 400;\"> Nutrients. 2021 Feb 4;13(2):513. doi: 10.3390\/nu13020513. PMID: 33557336; PMCID: PMC7914421.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tai Sheng Yeh, Nu Hui Hung, Tzu Chun Lin, <\/span><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S1021949814000155\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Analysis of iodine content in seaweed by GC-ECD and estimation of iodine intake<\/span><\/a><span style=\"font-weight: 400;\">, Journal of Food and Drug Analysis, Volume 22, Issue 2, 2014, Pages 189-196, ISSN 1021-9498, <\/span><a href=\"https:\/\/doi.org\/10.1016\/j.jfda.2014.01.014\"><span style=\"font-weight: 400;\">https:\/\/doi.org\/10.1016\/j.jfda.2014.01.014<\/span><\/a><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Momentti, A.C., de Souza Macedo, M., de Sousa Silva, A.F. et al. <\/span><a href=\"https:\/\/link.springer.com\/article\/10.1007\/s12011-023-03615-1\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Household Salt Storage and Seasoning Consumption Are Predictors of Insufficient Iodine Status Among Pregnant Women in Southeastern Brazil<\/span><\/a><span style=\"font-weight: 400;\">. Biol Trace Elem Res 201, 5529\u20135539 (2023). <\/span><a href=\"https:\/\/doi.org\/10.1007\/s12011-023-03615-1\"><span style=\"font-weight: 400;\">https:\/\/doi.org\/10.1007\/s12011-023-03615-1<\/span><\/a><\/p>\n<p><span style=\"font-weight: 400;\">Momentti AC, de Souza Macedo M, de Sousa Silva AF, de Oliveira Souza VC, J\u00fanior FB, do Carmo Castro Franceschini S, Navarro AM. <\/span><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/36884126\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Household Salt Storage and Seasoning Consumption Are Predictors of Insufficient Iodine Status Among Pregnant Women in Southeastern Brazil<\/span><\/a><span style=\"font-weight: 400;\">. Biol Trace Elem Res. 2023 Dec;201(12):5529-5539. doi: 10.1007\/s12011-023-03615-1. Epub 2023 Mar 8. Erratum in: Biol Trace Elem Res. 2024 Jan;202(1):399. doi: 10.1007\/s12011-023-03647-7. PMID: 36884126; PMCID: PMC9993368.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Lee SL, Ananthakrishnan S, Pearce EN. <\/span><a href=\"https:\/\/emedicine.medscape.com\/article\/122714-treatment#d10\" target=\"_blank\" rel=\"noopener\" class=\"broken_link\"><span style=\"font-weight: 400;\">Iodine Deficiency: Treatment &amp; Management<\/span><\/a><span style=\"font-weight: 400;\">. eMedicine. Updated December 12 2024.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Lisco G, De Tullio A, Triggiani D, Zupo R, Giagulli VA, De Pergola G, Piazzolla G, Guastamacchia E, Sabb\u00e0 C, Triggiani V. <\/span><a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC9967346\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Iodine Deficiency and Iodine Prophylaxis: An Overview and Update<\/span><\/a><span style=\"font-weight: 400;\">. Nutrients. 2023 Feb 16;15(4):1004. doi: 10.3390\/nu15041004. PMID: 36839362; PMCID: PMC9967346.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A defici\u00eancia de iodo continua sendo um importante problema de sa\u00fade p\u00fablica em diversas regi\u00f5es do mundo, afetando grupos como gestantes, lactantes e crian\u00e7as.\u00a0 Neste texto, voc\u00ea vai entender como diagnosticar a defici\u00eancia de iodo, quais s\u00e3o suas consequ\u00eancias cl\u00ednicas e quais estrat\u00e9gias podem ser adotadas para preven\u00e7\u00e3o e tratamento. Quanto de iodo consumir por [&hellip;]<\/p>\n","protected":false},"author":114981,"featured_media":65698,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[3239],"tags":[768,1063,455],"divisao":[2186,3232],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Defici\u00eancia de iodo: diagn\u00f3stico, consequ\u00eancias, preven\u00e7\u00e3o e tratamento<\/title>\n<meta name=\"description\" content=\"Aprenda como diagnosticar e tratar a defici\u00eancia de iodo, suas consequ\u00eancias cl\u00ednicas e estrat\u00e9gias de preven\u00e7\u00e3o.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/nutritotal.com.br\/pro\/deficiencia-de-iodo-diagnostico-consequencias-prevencao-e-tratamento\/\" 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