{"id":38059,"date":"2025-09-24T10:41:00","date_gmt":"2025-09-24T13:41:00","guid":{"rendered":"https:\/\/www.grupomedcof.com.br\/blog\/?p=38059"},"modified":"2025-09-24T10:41:04","modified_gmt":"2025-09-24T13:41:04","slug":"doencas-orificiais","status":"publish","type":"post","link":"https:\/\/www.grupomedcof.com.br\/blog\/doencas-orificiais\/","title":{"rendered":"Manual Proctol\u00f3gico: Saiba as principais Doen\u00e7as Orificiais e suas causas\u00a0"},"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-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.grupomedcof.com.br\/blog\/doencas-orificiais\/#Doenca_Hemorroidaria\" >Doen\u00e7a Hemorroid\u00e1ria<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.grupomedcof.com.br\/blog\/doencas-orificiais\/#Fatores_de_Risco\" >Fatores de Risco<\/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\/doencas-orificiais\/#Classificacao\" >Classifica\u00e7\u00e3o<\/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\/doencas-orificiais\/#Sintomas_e_Tratamento\" >Sintomas e Tratamento<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.grupomedcof.com.br\/blog\/doencas-orificiais\/#Fissura_Anal\" >Fissura Anal<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.grupomedcof.com.br\/blog\/doencas-orificiais\/#Classificacao_e_Tratamento\" >Classifica\u00e7\u00e3o e Tratamento<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.grupomedcof.com.br\/blog\/doencas-orificiais\/#Fistulas_e_Abscessos_Perianais\" >F\u00edstulas e Abscessos Perianais<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.grupomedcof.com.br\/blog\/doencas-orificiais\/#Abscesso_Perianal\" >Abscesso Perianal<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.grupomedcof.com.br\/blog\/doencas-orificiais\/#Fistula_Perianal\" >F\u00edstula Perianal<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.grupomedcof.com.br\/blog\/doencas-orificiais\/#Seja_um_MedCofer\" >Seja um MedCofer!<\/a><\/li><\/ul><\/nav><\/div>\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\/09\/Blog-MedCof-2025-09-24T103247.598-1024x576.jpg\" alt=\"\" class=\"wp-image-38068\" srcset=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/Blog-MedCof-2025-09-24T103247.598-1024x576.jpg 1024w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/Blog-MedCof-2025-09-24T103247.598-300x169.jpg 300w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/Blog-MedCof-2025-09-24T103247.598-768x432.jpg 768w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/Blog-MedCof-2025-09-24T103247.598-1536x864.jpg 1536w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/Blog-MedCof-2025-09-24T103247.598-747x420.jpg 747w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/Blog-MedCof-2025-09-24T103247.598-150x84.jpg 150w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/Blog-MedCof-2025-09-24T103247.598-696x392.jpg 696w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/Blog-MedCof-2025-09-24T103247.598-1068x601.jpg 1068w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/Blog-MedCof-2025-09-24T103247.598.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>As <strong>doen\u00e7as orificiais<\/strong> representam uma parcela significativa das queixas em <strong>coloproctologia<\/strong>, demandando diagn\u00f3stico preciso e manejo adequado. Por isso, vamos revisar as principais afec\u00e7\u00f5es \u2014 <strong>doen\u00e7a hemorroid\u00e1ria, fissura anal e f\u00edstulas perianais<\/strong> \u2014 com base em sua fisiopatologia, classifica\u00e7\u00e3o e estrat\u00e9gias terap\u00eauticas.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-doenca-hemorroidaria\"><span class=\"ez-toc-section\" id=\"Doenca_Hemorroidaria\"><\/span><strong>Doen\u00e7a Hemorroid\u00e1ria<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Contrariando o senso comum, as <strong>hemorroidas s\u00e3o estruturas anat\u00f4micas normais do corpo<\/strong>, compostas por coxins vasculares de arter\u00edolas e veias. Elas desempenham um papel fundamental na contin\u00eancia fecal e na prote\u00e7\u00e3o dos esf\u00edncteres. A doen\u00e7a hemorroid\u00e1ria surge da<strong> degenera\u00e7\u00e3o dos tecidos<\/strong> de sustenta\u00e7\u00e3o anal, associada a um <strong>hiperfluxo arterial<\/strong> dos ramos da art\u00e9ria retal superior, resultando no deslizamento dos coxins.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"605\" height=\"372\" src=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-56.png\" alt=\"\" class=\"wp-image-38060\" srcset=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-56.png 605w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-56-300x184.png 300w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-56-150x92.png 150w\" sizes=\"auto, (max-width: 605px) 100vw, 605px\" \/><figcaption class=\"wp-element-caption\">Anatomia Normal da regi\u00e3o anal. | Acervo de aulas do Grupo MedCof.\u00a0<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-fatores-de-risco\"><span class=\"ez-toc-section\" id=\"Fatores_de_Risco\"><\/span><strong>Fatores de Risco<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Esfor\u00e7o evacuat\u00f3rio.<\/li>\n\n\n\n<li>H\u00e1bitos diet\u00e9ticos inadequados.<\/li>\n\n\n\n<li>Predisposi\u00e7\u00e3o gen\u00e9tica.<\/li>\n\n\n\n<li>Condi\u00e7\u00f5es que aumentam a press\u00e3o abdominal.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"555\" height=\"302\" src=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-57.png\" alt=\"\" class=\"wp-image-38061\" srcset=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-57.png 555w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-57-300x163.png 300w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-57-150x82.png 150w\" sizes=\"auto, (max-width: 555px) 100vw, 555px\" \/><figcaption class=\"wp-element-caption\">Classifica\u00e7\u00e3o dos Coxins surgidos com a degenera\u00e7\u00e3o dos tecidos e dist\u00farbios vasculares. Fonte: Acervo de aulas do Grupo MedCof.\u00a0<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-classificacao\"><span class=\"ez-toc-section\" id=\"Classificacao\"><\/span><strong>Classifica\u00e7\u00e3o<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>A principal refer\u00eancia anat\u00f4mica para a classifica\u00e7\u00e3o \u00e9 a <strong>linha pect\u00ednea<\/strong> ou dentada.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Hemorroidas Internas:<\/strong> Localizadas acima da linha pect\u00ednea, s\u00e3o recobertas por mucosa e possuem inerva\u00e7\u00e3o visceral, sendo tipicamente indolores. Suas manifesta\u00e7\u00f5es cl\u00e1ssicas s\u00e3o sangramento e prolapso.<\/li>\n\n\n\n<li><strong>Hemorroidas Externas:<\/strong> Situadas abaixo da linha pect\u00ednea e recobertas por anoderma ou pele, possuem inerva\u00e7\u00e3o som\u00e1tica. A dor \u00e9 um sintoma proeminente, especialmente em casos de trombose.<\/li>\n<\/ul>\n\n\n\n<p>As hemorroidas internas s\u00e3o <strong>subclassificadas <\/strong>em graus, de acordo com a severidade do prolapso:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"487\" height=\"523\" src=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/classificacao-das-hemorroidas.png\" alt=\"Ilustra\u00e7\u00e3o e fotografias m\u00e9dicas mostrando os quatro graus de hemorroidas internas, de acordo com a presen\u00e7a e gravidade do prolapso.\" class=\"wp-image-38062\" srcset=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/classificacao-das-hemorroidas.png 487w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/classificacao-das-hemorroidas-279x300.png 279w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/classificacao-das-hemorroidas-391x420.png 391w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/classificacao-das-hemorroidas-150x161.png 150w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/classificacao-das-hemorroidas-300x322.png 300w\" sizes=\"auto, (max-width: 487px) 100vw, 487px\" \/><figcaption class=\"wp-element-caption\">Classifica\u00e7\u00f5es da hemorroidas internas. Fonte: Acervo de aulas do Grupo Medcof. \nGrau I: Sem prolapso.\nGrau II: Prolapso durante o esfor\u00e7o, com redu\u00e7\u00e3o espont\u00e2nea.\nGrau III: Prolapso que necessita de redu\u00e7\u00e3o manual.\nGrau IV: Prolapso irredut\u00edvel.<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-sintomas-e-tratamento\"><span class=\"ez-toc-section\" id=\"Sintomas_e_Tratamento\"><\/span><strong>Sintomas e Tratamento<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Os principais sintomas incluem <strong>sangramento<\/strong>,<strong> prolapso, prurido <\/strong>e, em casos de <strong>trombose<\/strong>,<strong> dor aguda <\/strong>associada a uma <strong>nodula\u00e7\u00e3o local<\/strong>.<\/p>\n\n\n\n<p>Para todos os pacientes, recomenda-se a <strong>regulariza\u00e7\u00e3o do h\u00e1bito intestinal<\/strong> com aumento da ingest\u00e3o de fibras e \u00e1gua, redu\u00e7\u00e3o do esfor\u00e7o evacuat\u00f3rio e banhos de assento. Para hemorroidas internas de grau II refrat\u00e1rias ao tratamento cl\u00ednico, as op\u00e7\u00f5es ambulatoriais incluem a <strong>ligadura el\u00e1stica<\/strong> ou a <strong>escleroterapia<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"483\" height=\"245\" src=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-58.png\" alt=\"Ilustra\u00e7\u00e3o m\u00e9dica mostrando o procedimento de ligadura el\u00e1stica de hemorroidas internas em tr\u00eas etapas.\" class=\"wp-image-38063\" style=\"width:649px;height:auto\" srcset=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-58.png 483w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-58-300x152.png 300w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-58-150x76.png 150w\" sizes=\"auto, (max-width: 483px) 100vw, 483px\" \/><figcaption class=\"wp-element-caption\">Ligadura el\u00e1stica. | Acervo de aulas do Grupo Medcof.<\/figcaption><\/figure>\n\n\n\n<p>A <strong>cirurgia <\/strong>\u00e9 indicada em casos de trombose de repeti\u00e7\u00e3o, hemorroidas internas graus III e IV, e falha das abordagens conservadoras.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>T\u00e9cnicas Excisionais (Hemorroidectomia):<\/strong> As t\u00e9cnicas de <strong>Milligan-Morgan (aberta)<\/strong> e <strong>Ferguson (fechada)<\/strong> s\u00e3o o padr\u00e3o-ouro, tratando componentes internos e externos. As principais complica\u00e7\u00f5es s\u00e3o dor p\u00f3s-operat\u00f3ria e estenose anal.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"426\" height=\"477\" src=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-59.png\" alt=\"Ilustra\u00e7\u00e3o m\u00e9dica em quatro etapas demonstrando a t\u00e9cnica aberta de Milligan-Morgan para hemorroidectomia.\" class=\"wp-image-38064\" srcset=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-59.png 426w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-59-268x300.png 268w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-59-375x420.png 375w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-59-150x168.png 150w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-59-300x336.png 300w\" sizes=\"auto, (max-width: 426px) 100vw, 426px\" \/><figcaption class=\"wp-element-caption\">T\u00e9cnica de Milligan-Morgan. | Acervo de aulas do Grupo Medcof.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"491\" height=\"499\" src=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-60.png\" alt=\"Ilustra\u00e7\u00e3o m\u00e9dica em quatro etapas mostrando a t\u00e9cnica fechada de Ferguson para tratamento cir\u00fargico de hemorroidas.\" class=\"wp-image-38065\" srcset=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-60.png 491w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-60-295x300.png 295w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-60-413x420.png 413w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-60-150x152.png 150w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-60-300x305.png 300w\" sizes=\"auto, (max-width: 491px) 100vw, 491px\" \/><figcaption class=\"wp-element-caption\">T\u00e9cnica fechada de Ferguson. | Acervo de aulas do Grupo Medcof.<\/figcaption><\/figure>\n\n\n\n<p><strong>T\u00e9cnicas N\u00e3o Excisionais:<\/strong> Utilizadas para hemorroidas internas com prolapso circunferencial, incluem o <strong>PPH (grampeamento)<\/strong> e o <strong>THD (desarterializa\u00e7\u00e3o hemorroid\u00e1ria transanal)<\/strong>. Apresentam menor dor p\u00f3s-operat\u00f3ria, mas taxas de recidiva mais elevadas.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"398\" height=\"148\" src=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-61.png\" alt=\"\" class=\"wp-image-38066\" srcset=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-61.png 398w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-61-300x112.png 300w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-61-150x56.png 150w\" sizes=\"auto, (max-width: 398px) 100vw, 398px\" \/><figcaption class=\"wp-element-caption\">Sutura em bolsa com grampeamento do excesso de tecido hemorroid\u00e1rio, acima da linha pect\u00ednea. Fonte: Acervo de aulas do Grupo Medcof.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-fissura-anal\"><span class=\"ez-toc-section\" id=\"Fissura_Anal\"><\/span><strong>Fissura Anal<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>A fissura anal \u00e9 uma <strong>ulcera\u00e7\u00e3o linear da anoderme<\/strong>, localizada distalmente \u00e0 linha pect\u00ednea. Em 90% dos casos, ocorre na linha m\u00e9dia posterior e est\u00e1 associada a trauma local por <strong>constipa\u00e7\u00e3o<\/strong>, <strong>diarreia <\/strong>ou <strong>sexo anal<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-classificacao-e-tratamento\"><span class=\"ez-toc-section\" id=\"Classificacao_e_Tratamento\"><\/span><strong>Classifica\u00e7\u00e3o e Tratamento<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Aguda (&lt; 6 semanas):<\/strong> Geralmente responde ao tratamento cl\u00ednico, que inclui a regulariza\u00e7\u00e3o do h\u00e1bito intestinal, banhos de assento e o uso de bloqueadores do canal de c\u00e1lcio t\u00f3picos (diltiazem, nifedipina) para relaxamento do esf\u00edncter.<\/li>\n\n\n\n<li><strong>Cr\u00f4nica (> 6 semanas):<\/strong> Caracteriza-se pela tr\u00edade de \u00falcera esbranqui\u00e7ada, plicoma sentinela e hipertrofia do esf\u00edncter anal interno. O tratamento de escolha \u00e9 cir\u00fargico, sendo a <strong>esfincterotomia lateral interna<\/strong> o padr\u00e3o-ouro.<\/li>\n<\/ul>\n\n\n\n<p>Fissuras em localiza\u00e7\u00f5es at\u00edpicas devem levantar suspeita para etiologias secund\u00e1rias como <strong><a href=\"https:\/\/www.grupomedcof.com.br\/blog\/doenca-de-crohn-tudo-o-que-voce-precisa-saber\/\" target=\"_blank\" rel=\"noreferrer noopener\">Doen\u00e7a de Crohn<\/a>, <a href=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-admin\/post.php?post=37941&amp;action=edit\" target=\"_blank\" rel=\"noreferrer noopener\">HIV<\/a>, <a href=\"https:\/\/www.grupomedcof.com.br\/blog\/entenda-a-diferenca-entre-neoplasia-e-cancer\/\" target=\"_blank\" rel=\"noreferrer noopener\">neoplasias<\/a>, <a href=\"https:\/\/www.grupomedcof.com.br\/blog\/tudo-o-que-voce-precisa-lembrar-sobre-a-sifilis-congenita-e-adquirida\/\" target=\"_blank\" rel=\"noreferrer noopener\">s\u00edfilis<\/a> ou <a href=\"https:\/\/www.grupomedcof.com.br\/blog\/tuberculose-brasil\/\" target=\"_blank\" rel=\"noreferrer noopener\">tuberculose<\/a>.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-fistulas-e-abscessos-perianais\"><span class=\"ez-toc-section\" id=\"Fistulas_e_Abscessos_Perianais\"><\/span><strong>F\u00edstulas e Abscessos Perianais<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-abscesso-perianal\"><span class=\"ez-toc-section\" id=\"Abscesso_Perianal\"><\/span><strong>Abscesso Perianal<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>O abscesso perianal resulta da infec\u00e7\u00e3o das <strong>gl\u00e2ndulas de Chiari <\/strong>e sua consequente obstru\u00e7\u00e3o. Cerca de 50% dos casos evoluem com a forma\u00e7\u00e3o de <strong>f\u00edstulas perianais<\/strong>. O tratamento consiste na drenagem cir\u00fargica, com ou sem antibioticoterapia associada, sendo crucial a vigil\u00e2ncia para o risco de evolu\u00e7\u00e3o para a <strong>gangrena de Fournier.<\/strong><\/p>\n\n\n\n<p>A classifica\u00e7\u00e3o de Parks para abscessos descreve sua localiza\u00e7\u00e3o anat\u00f4mica: perianal, isquiorretal, interesfincteriano e supraelevador.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-fistula-perianal\"><span class=\"ez-toc-section\" id=\"Fistula_Perianal\"><\/span><strong>F\u00edstula Perianal<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Define-se como a comunica\u00e7\u00e3o anormal entre uma cripta infectada no canal anal e o tecido perianal. O principal sintoma \u00e9 a <strong>drenagem constante de secre\u00e7\u00e3o purulenta<\/strong> ou<strong> fecaloide pelo orif\u00edcio externo.<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-classificacao-e-avaliacao\"><strong>Classifica\u00e7\u00e3o e Avalia\u00e7\u00e3o:<\/strong><\/h4>\n\n\n\n<p>A Classifica\u00e7\u00e3o de Parks \u00e9 fundamental para o planejamento terap\u00eautico:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Parks 1:<\/strong> Interesfincteriana (45% dos casos).<\/li>\n\n\n\n<li><strong>Parks 2:<\/strong> Transesfincteriana.<\/li>\n\n\n\n<li><strong>Parks 3:<\/strong> Supraesfincteriana.<\/li>\n\n\n\n<li><strong>Parks 4:<\/strong> Extraesfincteriana.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"413\" height=\"337\" src=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-62.png\" alt=\"Ilustra\u00e7\u00e3o m\u00e9dica mostrando a classifica\u00e7\u00e3o de Parks para f\u00edstulas anais, com diferentes trajetos fistulosos numerados de 1 a 4, al\u00e9m da representa\u00e7\u00e3o superficial.\" class=\"wp-image-38067\" srcset=\"https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-62.png 413w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-62-300x245.png 300w, https:\/\/www.grupomedcof.com.br\/blog\/wp-content\/uploads\/2025\/09\/image-62-150x122.png 150w\" sizes=\"auto, (max-width: 413px) 100vw, 413px\" \/><figcaption class=\"wp-element-caption\">Classifica\u00e7\u00e3o de Parks de acordo com a localiza\u00e7\u00e3o | Acervo de aulas do Grupo MedCof.\u00a0<\/figcaption><\/figure>\n\n\n\n<p>A <strong>Regra de Goodsall-Salmon<\/strong> ajuda a prever o trajeto fistuloso com base na localiza\u00e7\u00e3o do orif\u00edcio externo. Orif\u00edcios anteriores tendem a ter um trajeto linear, enquanto os posteriores apresentam um trajeto curvil\u00edneo em dire\u00e7\u00e3o \u00e0 linha m\u00e9dia posterior.<\/p>\n\n\n\n<p>O tratamento varia conforme a complexidade da f\u00edstula.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>F\u00edstulas Simples:<\/strong> Aquelas que acometem menos de 30% do esf\u00edncter externo, geralmente interesfincterianas, podem ser tratadas com <strong>fistulotomia<\/strong> ou <strong>fistulectomia<\/strong>.<\/li>\n\n\n\n<li><strong>F\u00edstulas Complexas:<\/strong> Incluem as supra ou extraesfincterianas, transesfincterianas com mais de 30% de envolvimento muscular, ou associadas a condi\u00e7\u00f5es como Doen\u00e7a de Crohn. O tratamento visa a resolu\u00e7\u00e3o do trajeto infeccioso com preserva\u00e7\u00e3o da contin\u00eancia, utilizando t\u00e9cnicas como a passagem de<\/li>\n\n\n\n<li><strong>sedenho<\/strong>, <strong>retalhos de avan\u00e7o<\/strong> ou o procedimento de <strong>LIFT (ligadura do trajeto fistuloso no espa\u00e7o interesfincteriano)<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p>O manejo adequado das doen\u00e7as orificiais exige um conhecimento aprofundado da anatomia anorretal, fisiopatologia e das diversas op\u00e7\u00f5es terap\u00eauticas dispon\u00edveis para otimizar os resultados e minimizar o risco de complica\u00e7\u00f5es e recidivas.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"seja-um-medcoffer\"><span class=\"ez-toc-section\" id=\"Seja_um_MedCofer\"><\/span><strong>Seja um MedCofer!<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Quer garantir a sua aprova\u00e7\u00e3o nas provas de resid\u00eancia m\u00e9dica? Ent\u00e3o conhe\u00e7a o Grupo MedCof e a metodologia que j\u00e1 aprovou<a href=\"https:\/\/www.grupomedcof.com.br\/blog\/presenca-da-medcof-nas-aprovacoes-em-residencia-medica-no-brasil\/\" target=\"_blank\" rel=\"noreferrer noopener\">&nbsp;<strong>mais de 20 mil residentes<\/strong>&nbsp;<\/a>pelo pa\u00eds. Por fim, voc\u00ea pode acessar o nosso<a href=\"https:\/\/www.youtube.com\/@GrupoMedcof\/featured\" target=\"_blank\" rel=\"noreferrer noopener\">&nbsp;<strong>canal do youtube&nbsp;<\/strong><\/a>e ver o nosso material de revis\u00e3o e corre\u00e7\u00e3o.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"youtube-embed\" data-video_id=\"ue8anYhvEEQ\"><iframe loading=\"lazy\" title=\"Coloproctologia: Tudo Sobre Doen\u00e7as Orificiais. Com Dr. Felipe Fernandes\" width=\"696\" height=\"392\" src=\"https:\/\/www.youtube.com\/embed\/ue8anYhvEEQ?feature=oembed&#038;enablejsapi=1\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>As doen\u00e7as orificiais representam uma parcela significativa das queixas em coloproctologia. Acesse nosso blog e saiba mais!<\/p>\n","protected":false},"author":21,"featured_media":38068,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[70],"tags":[2809,3210,3211,1396],"ppma_author":[3617],"class_list":{"0":"post-38059","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-coloproctologia","8":"tag-cad","9":"tag-fissura-anal","10":"tag-fistulas-e-abscessos-perianais","11":"tag-hemorroida"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Manual Proctol\u00f3gico: Saiba as principais Doen\u00e7as Orificiais e suas causas\u00a0 - Blog de Medcof: conte\u00fados, editais, revalida e mais!<\/title>\n<meta name=\"description\" content=\"As doen\u00e7as orificiais representam uma parcela significativa das queixas em coloproctologia. 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