{"id":3305,"date":"2026-03-13T08:38:09","date_gmt":"2026-03-13T08:38:09","guid":{"rendered":"https:\/\/www.thyroidaware.com\/about-hashimotos-thyroiditis\/"},"modified":"2026-06-09T13:36:42","modified_gmt":"2026-06-09T13:36:42","slug":"about-hashimotos-thyroiditis","status":"publish","type":"page","link":"https:\/\/www.thyroidaware.com\/pt\/about-hashimotos-thyroiditis\/","title":{"rendered":"Sobre A Tiroidite De Hashimoto"},"content":{"rendered":"<div class=\"lazyblock-health-block-utkz1 wp-block-lazyblock-health-block\"><div class=\"heading-detail\">\n      <p>A Tiroide.<\/p>\n<h1>Sobre A Tiroidite De Hashimoto<\/h1>  <\/div>\n<div class=\"detail\">\n  <div class=\"detail-heading\">\n          <p class=\"has-electviolet-color has-text-color wp-block-heading\">A tiroidite de Hashimoto \u00e9 uma doen\u00e7a autoimune em que o sistema imunit\u00e1rio do corpo se volta contra si mesmo e ataca a tiroide.<sup>1<\/sup> Isso leva \u00e0 destrui\u00e7\u00e3o gradual e a longo prazo da gl\u00e2ndula tiroide e, portanto, n\u00edveis insuficientes de hormonas tiroideias.<sup>1<\/sup> \u00c0 medida que a doen\u00e7a progride, a tiroide produz menos hormonas tiroideias tendo como consequ\u00eancia o hipotiroidismo.<sup>1<\/sup><\/p>      <\/div>\n  \n<div class=\"parent\">\n\t<div class=\"share-wrapper mb\">\n\n\t\t<div class=\"social-container\" id=\"socialBox\">\n\n\t\t\t<a id=\"facebookShare\" target=\"_blank\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.thyroidaware.com\/wp-content\/themes\/thyroidaware\/images\/facebook-share.svg\" alt=\"Facebook\">\n\t\t\t<\/a>\n\n\t\t\t<a id=\"linkedinShare\" target=\"_blank\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.thyroidaware.com\/wp-content\/themes\/thyroidaware\/images\/linkedin-share.svg\" alt=\"LinkedIn\">\n\t\t\t<\/a>\n\n\t\t\t<a id=\"whatsappShare\" target=\"_blank\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.thyroidaware.com\/wp-content\/themes\/thyroidaware\/images\/whatsapp-share.svg\" alt=\"WhatsApp\">\n\t\t\t<\/a>\n\n\t\t\t<a id=\"emailShare\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.thyroidaware.com\/wp-content\/themes\/thyroidaware\/images\/email-share.svg\" alt=\"Email\">\n\t\t\t<\/a>\n\n\t\t\t<a href=\"#\" id=\"copyLink\" data-copied=\"Link copied!\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.thyroidaware.com\/wp-content\/themes\/thyroidaware\/images\/link-share.svg\" alt=\"Copy Link\">\n\t\t\t<\/a>\n\n\t\t<\/div>\n\t\t<div class=\"share-btn\" id=\"shareBtn\">\n\t\t\t<span>partilhe<\/span>\n\t\t\t<img decoding=\"async\" class=\"share-btn-detail-page\" src=\"https:\/\/www.thyroidaware.com\/wp-content\/themes\/thyroidaware\/images\/share-icon.png\" alt=\"\">\n\n\t\t<\/div>\n\t<\/div>\n<\/div>\n      <p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-295 size-full\" src=\"https:\/\/www.thyroidaware.com\/wp-content\/uploads\/2026\/03\/hashimotos-hyroiditis.webp\" alt=\"\" width=\"657\" height=\"418\" srcset=\"https:\/\/www.thyroidaware.com\/wp-content\/uploads\/2026\/03\/hashimotos-hyroiditis.webp 657w, https:\/\/www.thyroidaware.com\/wp-content\/uploads\/2026\/03\/hashimotos-hyroiditis-300x191.webp 300w\" sizes=\"auto, (max-width: 657px) 100vw, 657px\" \/><\/p>\n<h3><strong>Quem est\u00e1 em risco?<\/strong><\/h3>\n<p>A tiroidite de Hashimoto \u00e9 uma doen\u00e7a autoimune em que o sistema imunit\u00e1rio do corpo se volta contra si mesmo e ataca a tiroide.<sup>1<\/sup> Isso leva \u00e0 destrui\u00e7\u00e3o gradual e a longo prazo da gl\u00e2ndula tiroide e, portanto, n\u00edveis insuficientes de hormonas tiroideias.<sup>1<\/sup> \u00c0 medida que a doen\u00e7a progride, a tiroide produz menos hormonas tiroideias tendo como consequ\u00eancia o hipotiroidismo.<sup>1<\/sup><\/p>\n<h3><strong>Sintomas da doen\u00e7a de Hashimoto<\/strong><\/h3>\n<p>Esta doen\u00e7a pode passar despercebida por muito tempo. No decurso da doen\u00e7a, a gl\u00e2ndula tiroide atinge o seu ponto de exaust\u00e3o, e poder\u00e1 desenvolver hipotiroidismo com sintomas como:<sup>1,3<\/sup><\/p>\n<ul class=\"wp-block-list\">\n<li>Fadiga, sonol\u00eancia e\/ou fraqueza<\/li>\n<li>Intoler\u00e2ncia ao frio<\/li>\n<li>Dificuldade de concentra\u00e7\u00e3o ou racioc\u00ednio<\/li>\n<li>Depress\u00e3o<\/li>\n<li>Ganho de peso<\/li>\n<li>Aumento do volume do pesco\u00e7o ou presen\u00e7a de b\u00f3cio, que pode ser um sintoma precoce e, numa fase posterior da doen\u00e7a, uma tiroide diminu\u00edda.<\/li>\n<li>Per\u00edodos menstruais anormais ou irregulares<\/li>\n<li>Pris\u00e3o de ventre<\/li>\n<li>Dores articulares ou musculares<\/li>\n<li>Perda de cabelo<\/li>\n<li>Pele seca<\/li>\n<\/ul>\n<h3><strong>De que forma a tiroidite de Hashimoto \u00e9 diagnosticada<\/strong><\/h3>\n<p>Pessoas com tiroidite de Hashimoto frequentemente apresentam sintomas de hipotiroidismo, \u00e0s vezes acompanhados pela presen\u00e7a de um b\u00f3cio.<sup>3<\/sup>\u00a0Sintomas por si s\u00f3 n\u00e3o s\u00e3o uma prova absoluta desta doen\u00e7a. Exames laboratoriais s\u00e3o necess\u00e1rios para fazer um diagn\u00f3stico seguro. Se tem n\u00edveis altos de TSH no sangue e baixos n\u00edveis de T4 livre (tiroxina a circular livremente no sangue) provavelmente sofre de hipotiroidismo.<sup>4<\/sup> Os anticorpos contra a peroxidase da tiroide, uma enzima envolvida na produ\u00e7\u00e3o de hormonas tiroideias, s\u00e3o geralmente elevadas nos casos da tiroidite de Hashimoto.<sup>3<\/sup><\/p>\n<h3><strong>Tratamento para a doen\u00e7a<\/strong><\/h3>\n<p>Se recebeu um diagn\u00f3stico de tiroidite de Hashimoto, o seu m\u00e9dico prescrever\u00e1 terap\u00eautica de substutui\u00e7\u00e3o das hormonas tiroideias .<sup>1<\/sup>\u00a0A maioria dos doentes com tiroidite de Hashimoto exigir\u00e1 um tratamento vital\u00edcio com levotiroxina.<sup>3<\/sup>\u00a0At\u00e9 encontrar a dose apropriada, particularmente no in\u00edcio, eventualmente ser\u00e3o necess\u00e1rios testes \u00e0 TSH a cada 6-8 semanas ap\u00f3s qualquer ajuste da dose, at\u00e9 que a dose correta seja determinada. Depois disso, o controlo da TSH uma vez por ano \u00e9 geralmente suficiente.<sup>3<\/sup><\/p>\n<p><strong>Websites \u00fateis<\/strong><\/p>\n<p><a href=\"http:\/\/www.thyroid.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">http:\/\/www.thyroid.org<\/a><\/p>\n<p>Informa\u00e7\u00e3o para o doente sobre a sa\u00fade da tiroide publicada pela American Thyroid Association.<\/p>\n<p><a href=\"http:\/\/www.thyroid-fed.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">http:\/\/www.thyroid-fed.org<\/a><\/p>\n<p>Patient information from Thyroid Federation International.<\/p>\n<p><a href=\"http:\/\/www.adti.pt\/\">http:\/\/www.adti.pt<\/a><\/p>\n<p>Associa\u00e7\u00e3o de doentes da tiroide.<\/p>  \n\n      <div class=\"reference-toggle\">\n      <div class=\"ref-header1\" id=\"refToggle\">\n        <span>Refer\u00eancias<\/span>\n        <img decoding=\"async\" class=\"refimg\" id=\"refIcon\" src=\"https:\/\/www.thyroidaware.com\/wp-content\/themes\/thyroidaware\/images\/ref-close.webp\" alt=\"\">\n      <\/div>\n\n      <div class=\"ref-content\" id=\"refContent\">\n        <ul>\n<li>Medline Plus. Chronic thyroiditis (Hashimoto\u2019s disease). Dispon\u00edvel em\u00a0<a href=\"http:\/\/www.nlm.nih.gov\/medlineplus\/ency\/article\/000371.htm\">http:\/\/www.nlm.nih.gov\/medlineplus\/ency\/article\/000371.htm<\/a>.\u00a0Acedido em Fevereiro 2017.<\/li>\n<li>Mayo Clinic. Hashimoto\u2019s disease. Symptoms and causes. Dispon\u00edvel em\u00a0<a href=\"http:\/\/www.mayoclinic.org\/diseases-conditions\/hashimotos-disease\/symptoms-causes\/dxc-20269764\">http:\/\/www.mayoclinic.org\/diseases-conditions\/hashimotos-disease\/symptoms-causes\/dxc-20269764<\/a>.\u00a0Acedido em Fevereiro 2017.<\/li>\n<li>American Thyroid Association. Hashimoto\u2019s thyroiditis (lymphocytic thyroiditis). Dispon\u00edvel em\u00a0<a href=\"http:\/\/www.thyroid.org\/wp-content\/uploads\/patients\/brochures\/Hashimoto_Thyroiditis.pdf\">http:\/\/www.thyroid.org\/wp-content\/uploads\/patients\/brochures\/Hashimoto_Thyroiditis.pdf.<\/a>\u00a0Acedido em Fevereiro 2017.<\/li>\n<li>British Thyroid Foundation. Thyroid function tests. Dispon\u00edvel em\u00a0<a href=\"http:\/\/www.btf-thyroid.org\/information\/quick-guides\/97-thyroid-function-tests\">http:\/\/www.btf-thyroid.org\/information\/quick-guides\/97-thyroid-function-tests<\/a>.\u00a0Acedido em Fevereiro 2017.<\/li>\n<\/ul>      <\/div>\n    <\/div>\n  \n  \n<\/div><\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-templates\/page-health.php","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-3305","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Sobre A Tiroidite De Hashimoto - Thyroid Aware<\/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:\/\/www.thyroidaware.com\/pt\/about-hashimotos-thyroiditis\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Sobre A Tiroidite De Hashimoto - 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