{"id":38825,"date":"2025-10-23T16:33:48","date_gmt":"2025-10-23T19:33:48","guid":{"rendered":"https:\/\/www.grupomedcof.com.br\/blog\/?p=38825"},"modified":"2025-10-29T11:05:37","modified_gmt":"2025-10-29T14:05:37","slug":"psoriase-causas-sintomas-diagnostico-tratamento","status":"publish","type":"post","link":"https:\/\/www.grupomedcof.com.br\/blog\/psoriase-causas-sintomas-diagnostico-tratamento\/","title":{"rendered":"Psor\u00edase: causas, sintomas, diagn\u00f3stico e tratamento completo"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_74 counter-hierarchy ez-toc-counter ez-toc-transparent ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Sum\u00e1rio<\/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-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.grupomedcof.com.br\/blog\/psoriase-causas-sintomas-diagnostico-tratamento\/#Epidemiologia_e_Classificacao\" >Epidemiologia e Classifica\u00e7\u00e3o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.grupomedcof.com.br\/blog\/psoriase-causas-sintomas-diagnostico-tratamento\/#Etiopatogenia\" >Etiopatogenia<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.grupomedcof.com.br\/blog\/psoriase-causas-sintomas-diagnostico-tratamento\/#Formas_Clinicas_e_Semiologia\" >Formas Cl\u00ednicas e Semiologia<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.grupomedcof.com.br\/blog\/psoriase-causas-sintomas-diagnostico-tratamento\/#Comorbidades_e_Avaliacao_de_Gravidade\" >Comorbidades e Avalia\u00e7\u00e3o de Gravidade<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.grupomedcof.com.br\/blog\/psoriase-causas-sintomas-diagnostico-tratamento\/#Histopatologia\" >Histopatologia<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.grupomedcof.com.br\/blog\/psoriase-causas-sintomas-diagnostico-tratamento\/#Tratamento\" >Tratamento<\/a><\/li><\/ul><\/nav><\/div>\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1920\" height=\"1080\" src=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/Revalida-19.jpg\" alt=\"Psor\u00edase: causas, sintomas, diagn\u00f3stico e tratamento completo\" class=\"wp-image-38835\" srcset=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/Revalida-19.jpg 1920w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/Revalida-19-300x169.jpg 300w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/Revalida-19-1024x576.jpg 1024w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/Revalida-19-768x432.jpg 768w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/Revalida-19-1536x864.jpg 1536w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/Revalida-19-747x420.jpg 747w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/Revalida-19-150x84.jpg 150w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/Revalida-19-696x392.jpg 696w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/Revalida-19-1068x601.jpg 1068w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/figure>\n\n\n\n<p>A psor\u00edase \u00e9 uma doen\u00e7a<strong> inflamat\u00f3ria imune, cr\u00f4nica e recorrente<\/strong>, que afeta a pele e as articula\u00e7\u00f5es. Dada a sua natureza <strong>sist\u00eamica <\/strong>e impacto significativo na qualidade de vida, uma compreens\u00e3o aprofundada de sua etiopatogenia e manejo \u00e9 essencial.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-epidemiologia-e-classificacao\"><span class=\"ez-toc-section\" id=\"Epidemiologia_e_Classificacao\"><\/span><strong>Epidemiologia e Classifica\u00e7\u00e3o<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>A psor\u00edase tem uma preval\u00eancia de 1% a 3% na popula\u00e7\u00e3o, sendo rara em indiv\u00edduos negros e sem predile\u00e7\u00e3o por sexo. A doen\u00e7a apresenta<strong> dois picos de incid\u00eancia:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Tipo 1:<\/strong> In\u00edcio precoce (20-30 anos). Este tipo tende a ter maior incid\u00eancia <strong>familiar<\/strong>, forte correla\u00e7\u00e3o com o <strong>HLA-Cw6,<\/strong> manifesta\u00e7\u00f5es cl\u00ednicas mais graves, pior progn\u00f3stico e maior resist\u00eancia ao tratamento.<\/li>\n\n\n\n<li><strong>Tipo 2:<\/strong> In\u00edcio tardio (ap\u00f3s os 50 anos). Apresenta menor preval\u00eancia familiar, les\u00f5es mais localizadas e uma<strong> resposta terap\u00eautica mais favor\u00e1vel.<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-etiopatogenia\"><span class=\"ez-toc-section\" id=\"Etiopatogenia\"><\/span><strong>Etiopatogenia<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>A doen\u00e7a \u00e9 multifatorial, envolvendo fatores gen\u00e9ticos, imunol\u00f3gicos e ambientais.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Fatores Gen\u00e9ticos:<\/strong> O determinante gen\u00e9tico mais importante \u00e9 o locus <strong>PSORS1<\/strong>, respons\u00e1vel por at\u00e9 50% do risco e que cont\u00e9m o alelo <strong>HLA-Cw6. <\/strong>Outras associa\u00e7\u00f5es incluem o<strong> HLA-B*57 <\/strong>(eritrodermia, artrite) e o<strong> HLA-B27 <\/strong>(sacroile\u00edte).<\/li>\n\n\n\n<li><strong>Fatores Imunol\u00f3gicos:<\/strong> A psor\u00edase envolve uma desregula\u00e7\u00e3o complexa das imunidades inata e adaptativa.\n<ul class=\"wp-block-list\">\n<li><strong>Imunidade Inata:<\/strong> Queratin\u00f3citos, c\u00e9lulas NK, c\u00e9lulas dendr\u00edticas e macr\u00f3fagos ativam a cascata, liberando citocinas como TNF-alfa, IFN-alfa e IL-6.<\/li>\n\n\n\n<li><strong>Imunidade Adaptativa:<\/strong> As c\u00e9lulas dendr\u00edticas ativadas liberam IL-12 e IL-23. A IL-12 ativa a via Th1 (liberando TNF-alfa, IFN-gama, IL-2), enquanto a IL-23 ativa a via Th17 (liberando IL-17 e IL-22).<strong> Ambas as vias ativam mais queratin\u00f3citos, perpetuando o ciclo<\/strong>. Esse eixo imunol\u00f3gico \u00e9 o alvo dos tratamentos biol\u00f3gicos.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1280\" height=\"538\" src=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/medcof.jpg\" alt=\"psoriase medcof\n\" class=\"wp-image-38836\" srcset=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/medcof.jpg 1280w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/medcof-300x126.jpg 300w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/medcof-1024x430.jpg 1024w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/medcof-768x323.jpg 768w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/medcof-999x420.jpg 999w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/medcof-150x63.jpg 150w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/medcof-696x293.jpg 696w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/medcof-1068x449.jpg 1068w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/figure>\n\n\n\n<p>Atua\u00e7\u00e3o do sistema imune na psor\u00edase. Fonte: Acervo de aulas do Grupo MedCof.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Altera\u00e7\u00f5es Epid\u00e9rmicas:<\/strong> O ciclo evolutivo das c\u00e9lulas epid\u00e9rmicas \u00e9 drasticamente acelerado, passando de 27 dias (normal) para apenas 4 dias na psor\u00edase.<\/li>\n\n\n\n<li><strong>Fatores Ambientais (Desencadeantes):<\/strong> Diversos fatores podem instalar ou agravar a doen\u00e7a, incluindo clima frio, trauma cut\u00e2neo, infec\u00e7\u00f5es (especialmente estreptoc\u00f3cicas e HIV), estresse emocional, tabagismo, etilismo e f\u00e1rmacos (l\u00edtio, beta-bloqueadores, IECA\/BRA, AINEs e rea\u00e7\u00f5es paradoxais ao Anti-TNF-alfa).<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-formas-clinicas-e-semiologia\"><span class=\"ez-toc-section\" id=\"Formas_Clinicas_e_Semiologia\"><\/span><strong>Formas Cl\u00ednicas e Semiologia<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>A psor\u00edase se manifesta em diversas formas cl\u00ednicas, cada uma com caracter\u00edsticas distintas.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-psoriase-vulgar-em-placas\"><strong>Psor\u00edase Vulgar (em Placas)<\/strong><\/h4>\n\n\n\n<p>\u00c9 a variante mais comum (at\u00e9 90%). Caracteriza-se por placas eritematoescamosas bem delimitadas, com escamas arg\u00eanticas (prateadas). As localiza\u00e7\u00f5es cl\u00e1ssicas s\u00e3o as superf\u00edcies extensoras, como cotovelos e joelhos, regi\u00e3o sacra e couro cabeludo.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"604\" height=\"452\" src=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/Imagem-do-WhatsApp-de-2025-10-23-as-10.31.04_2483881a.jpg\" alt=\"\" class=\"wp-image-38838\" srcset=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/Imagem-do-WhatsApp-de-2025-10-23-as-10.31.04_2483881a.jpg 604w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/Imagem-do-WhatsApp-de-2025-10-23-as-10.31.04_2483881a-300x225.jpg 300w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/Imagem-do-WhatsApp-de-2025-10-23-as-10.31.04_2483881a-561x420.jpg 561w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/Imagem-do-WhatsApp-de-2025-10-23-as-10.31.04_2483881a-80x60.jpg 80w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/Imagem-do-WhatsApp-de-2025-10-23-as-10.31.04_2483881a-150x112.jpg 150w\" sizes=\"auto, (max-width: 604px) 100vw, 604px\" \/><\/figure>\n\n\n\n<p>Imagem do dr. Jan R. Mekkes. Reproduzida com permiss\u00e3o.&nbsp;<\/p>\n\n\n\n<p><strong>Semiologia (Curetagem Met\u00f3dica de Brocq):<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Sinal da Vela:<\/strong> Ao raspar a les\u00e3o, as escamas se destacam de forma estratificada.<\/li>\n\n\n\n<li><strong>Sinal de Auspitz (ou Orvalho Sangu\u00edneo):<\/strong> Ap\u00f3s a remo\u00e7\u00e3o das escamas, surge um sangramento puntiforme.<\/li>\n<\/ul>\n\n\n\n<p><strong>Fen\u00f4menos Cut\u00e2neos:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Fen\u00f4meno de K\u00f6bner:<\/strong> Surgimento de les\u00f5es psori\u00e1sicas em locais de traumatismo cut\u00e2neo.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"545\" height=\"411\" src=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-51.png\" alt=\"\" class=\"wp-image-38831\" srcset=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-51.png 545w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-51-300x226.png 300w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-51-80x60.png 80w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-51-150x113.png 150w\" sizes=\"auto, (max-width: 545px) 100vw, 545px\" \/><\/figure>\n\n\n\n<p>Imagem do site Danderm. Reproduzida com permiss\u00e3o&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Fen\u00f4meno de Renb\u00f6k (K\u00f6bner Reverso):<\/strong> Desaparecimento da les\u00e3o no local do trauma.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-psoriase-ungueal\"><strong>Psor\u00edase Ungueal<\/strong><\/h4>\n\n\n\n<p>Ocorre em 35% a 50% dos pacientes e em at\u00e9 83% daqueles com doen\u00e7a articular. Os achados variam conforme o local do dano:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Dano \u00e0 Matriz:<\/strong> Depress\u00f5es puntiformes (<em>pittings<\/em>), leucon\u00edquia (manchas brancas) e esfarelamento da unha.<\/li>\n\n\n\n<li><strong>Dano ao Leito Ungueal:<\/strong> Onic\u00f3lise (descolamento), ceratose subungueal, hemorragias em estilha e a mancha de \u00f3leo\/salm\u00e3o.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-53-1024x576.png\" alt=\"\" class=\"wp-image-38834\" srcset=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-53-1024x576.png 1024w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-53-300x169.png 300w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-53-768x432.png 768w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-53-747x420.png 747w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-53-150x84.png 150w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-53-696x391.png 696w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-53-1068x600.png 1068w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-53.png 1366w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Fonte: Imagens do site Danderm. Reproduzida com permiss\u00e3o.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-psoriase-invertida\"><strong>Psor\u00edase Invertida<\/strong><\/h4>\n\n\n\n<p>Acomete as \u00e1reas de flexuras (dobras).<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"563\" height=\"425\" src=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-47.png\" alt=\"\" class=\"wp-image-38828\" srcset=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-47.png 563w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-47-300x226.png 300w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-47-556x420.png 556w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-47-80x60.png 80w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-47-150x113.png 150w\" sizes=\"auto, (max-width: 563px) 100vw, 563px\" \/><\/figure>\n\n\n\n<p>Fonte: Imagem do dr. Jan R. Mekkes. Reproduzida com permiss\u00e3o&nbsp;<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-psoriase-gutata-em-gota\"><strong>Psor\u00edase Gutata (em Gota)<\/strong><\/h4>\n\n\n\n<p>Manifesta-se como um in\u00edcio s\u00fabito de pequenas les\u00f5es eritematodescamativas arredondadas, frequentemente 2 a 3 semanas ap\u00f3s uma infec\u00e7\u00e3o estreptoc\u00f3cica de vias a\u00e9reas. \u00c9 mais comum em crian\u00e7as e adultos jovens.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"861\" height=\"530\" src=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-49.png\" alt=\"\" class=\"wp-image-38830\" srcset=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-49.png 861w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-49-300x185.png 300w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-49-768x473.png 768w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-49-682x420.png 682w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-49-150x92.png 150w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-49-696x428.png 696w\" sizes=\"auto, (max-width: 861px) 100vw, 861px\" \/><\/figure>\n\n\n\n<p>Fonte: Imagens do site Danderm. Reproduzida com permiss\u00e3o&nbsp;<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-psoriase-pustulosa\"><strong>Psor\u00edase Pustulosa<\/strong><\/h4>\n\n\n\n<p>Existem formas localizadas e generalizadas:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Localizada:<\/strong> Inclui a pustulose palmoplantar (mais comum em mulheres, fortemente associada ao tabagismo) e a acrodermatite cont\u00ednua de Hallopeau.<\/li>\n\n\n\n<li><strong>Generalizada (Von Zumbusch):<\/strong> \u00c9 uma erup\u00e7\u00e3o s\u00fabita e generalizada de p\u00fastulas est\u00e9reis, acompanhada de febre e leucocitose. Pode ser desencadeada pela retirada r\u00e1pida de corticosteroides, gravidez ou hipocalcemia.<\/li>\n\n\n\n<li><strong>Impetigo Herpetiforme:<\/strong> \u00c9 a variante da psor\u00edase pustulosa generalizada que ocorre na gesta\u00e7\u00e3o, cursando com febre e hipocalcemia.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"303\" height=\"459\" src=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-46.png\" alt=\"\" class=\"wp-image-38827\" srcset=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-46.png 303w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-46-198x300.png 198w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-46-277x420.png 277w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-46-150x227.png 150w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-46-300x454.png 300w\" sizes=\"auto, (max-width: 303px) 100vw, 303px\" \/><\/figure>\n\n\n\n<p>Fonte: Imagem do site Danderm. Reproduzida com permiss\u00e3o&nbsp;<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-psoriase-eritrodermica\"><strong>Psor\u00edase Eritrod\u00e9rmica<\/strong><\/h4>\n\n\n\n<p>Forma grave definida pelo comprometimento de mais de 80% a 90% da superf\u00edcie corporal. Frequentemente ocorre ap\u00f3s terapias intempestivas (como retirada de corticoide) ou em pacientes com HIV. Pode levar a dist\u00farbios hidroeletrol\u00edticos, hipo\/hipertermia e choque.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"315\" height=\"413\" src=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-48.png\" alt=\"\" class=\"wp-image-38829\" srcset=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-48.png 315w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-48-229x300.png 229w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-48-150x197.png 150w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-48-300x393.png 300w\" sizes=\"auto, (max-width: 315px) 100vw, 315px\" \/><\/figure>\n\n\n\n<p>Fonte: Imagem do site Danderm. Reproduzida com permiss\u00e3o&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-comorbidades-e-avaliacao-de-gravidade\"><span class=\"ez-toc-section\" id=\"Comorbidades_e_Avaliacao_de_Gravidade\"><\/span><strong>Comorbidades e Avalia\u00e7\u00e3o de Gravidade<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>A psor\u00edase \u00e9 um estado de inflama\u00e7\u00e3o sist\u00eamica cr\u00f4nica. Pacientes podem evoluir na &#8220;marcha psori\u00e1sica&#8221;, desenvolvendo obesidade, s\u00edndrome metab\u00f3lica, NASH e doen\u00e7as cardiovasculares. A associa\u00e7\u00e3o com artrite \u00e9 crucial e deve ser ativamente investigada.<\/p>\n\n\n\n<p>A gravidade \u00e9 avaliada pela &#8220;Regra dos 10&#8221;, que classifica a doen\u00e7a como moderada a grave se:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>PASI<\/strong> (\u00cdndice de Gravidade e \u00c1rea da Psor\u00edase) > 10.<\/li>\n\n\n\n<li><strong>BSA<\/strong> (Superf\u00edcie Corporal Afetada) > 10.<\/li>\n\n\n\n<li><strong>DLQI<\/strong> (\u00cdndice de Qualidade de Vida em Dermatologia) > 10.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-histopatologia\"><span class=\"ez-toc-section\" id=\"Histopatologia\"><\/span><strong>Histopatologia<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Os achados histopatol\u00f3gicos cl\u00e1ssicos incluem:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Paraceratose:<\/strong> Presen\u00e7a de n\u00facleos na camada c\u00f3rnea.<\/li>\n\n\n\n<li><strong>Hipo\/Agranulose:<\/strong> Camada granulosa ausente ou diminu\u00edda.<\/li>\n\n\n\n<li><strong>Acantose Regular:<\/strong> Alongamento dos cones interpapilares.<\/li>\n\n\n\n<li><strong>Adelga\u00e7amento epid\u00e9rmico suprapapilar<\/strong> e <strong>capilares dilatados<\/strong>, que explicam o Sinal de Auspitz.<\/li>\n\n\n\n<li><strong>Microabscesso de Munro:<\/strong> Ac\u00famulo de neutr\u00f3filos na camada c\u00f3rnea.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"616\" height=\"497\" src=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-52.png\" alt=\"\" class=\"wp-image-38833\" srcset=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-52.png 616w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-52-300x242.png 300w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-52-521x420.png 521w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/10\/image-52-150x121.png 150w\" sizes=\"auto, (max-width: 616px) 100vw, 616px\" \/><\/figure>\n\n\n\n<p>Fonte: Imagem do Site did\u00e1tico de Anatomia Patol\u00f3gica da FCM-UNICAMP. Reproduzida com permiss\u00e3o.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-tratamento\"><span class=\"ez-toc-section\" id=\"Tratamento\"><\/span><strong>Tratamento<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>O manejo da psor\u00edase depende da gravidade e da forma cl\u00ednica.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-tratamento-topico\"><strong>Tratamento T\u00f3pico<\/strong><\/h4>\n\n\n\n<p>Indicado para formas leves. Inclui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Hidrata\u00e7\u00e3o:<\/strong> Uso de emolientes, \u00f3leos e umectantes.<\/li>\n\n\n\n<li><strong>Ceratol\u00edticos:<\/strong> \u00c1cido salic\u00edlico ou ureia para les\u00f5es muito espessas.<\/li>\n\n\n\n<li><strong>Corticosteroides T\u00f3picos:<\/strong> Principal agente anti-inflamat\u00f3rio.<\/li>\n\n\n\n<li><strong>Calcipotriol:<\/strong> An\u00e1logo da vitamina D3 que diminui a prolifera\u00e7\u00e3o dos queratin\u00f3citos.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-tratamento-sistemico\"><strong>Tratamento Sist\u00eamico<\/strong><\/h4>\n\n\n\n<p>Indicado quando h\u00e1 falha no tratamento t\u00f3pico, acometimento de \u00e1reas nobres (ex: palmoplantar, couro cabeludo) ou pela<strong> &#8220;Regra dos 10&#8221; (PASI, BSA ou DLQI &gt; 10).<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Op\u00e7\u00f5es cl\u00e1ssicas:<\/strong> Metotrexato (MTX), Acitretina e Ciclosporina.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-terapias-biologicas\"><strong>Terapias Biol\u00f3gicas<\/strong><\/h4>\n\n\n\n<p>Indicadas em caso de falha, intoler\u00e2ncia ou contraindica\u00e7\u00e3o aos tratamentos sist\u00eamicos cl\u00e1ssicos. Atuam bloqueando citocinas espec\u00edficas da cascata inflamat\u00f3ria:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Anti-TNF-alfa:<\/strong> Ex: Etanercept, Infliximabe, Adalimumabe.<\/li>\n\n\n\n<li><strong>Anti-IL-12\/23:<\/strong> Ex: Ustequinumabe.<\/li>\n\n\n\n<li><strong>Inibidores da IL-17:<\/strong> Ex: Ixequizumabe, Secuquinumabe.<\/li>\n\n\n\n<li><strong>Anti-IL-23:<\/strong> Ex: Guselcumabe, Rizanquizumabe.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Descubra o que \u00e9 a psor\u00edase, suas causas, tipos, sintomas e as principais op\u00e7\u00f5es de tratamento, incluindo terapias t\u00f3picas e biol\u00f3gicas.<\/p>\n","protected":false},"author":21,"featured_media":38835,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[203,240],"tags":[204],"ppma_author":[3617],"class_list":{"0":"post-38825","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-dermatologia","8":"category-noticias","9":"tag-dermatologia"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.3 (Yoast SEO v27.4) - 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