{"id":3461,"date":"2026-02-26T16:54:54","date_gmt":"2026-02-26T13:54:54","guid":{"rendered":"https:\/\/wiki.voka.io\/glossary\/chancre-syphilitique\/"},"modified":"2026-02-26T16:54:49","modified_gmt":"2026-02-26T13:54:49","slug":"chancre-syphilitique","status":"publish","type":"glossary_item","link":"https:\/\/wiki.voka.io\/fr\/glossaire\/chancre-syphilitique\/","title":{"rendered":"Chancre syphilitique"},"content":{"rendered":"\n<p>Le chancre syphilitique (du fran\u00e7ais <em>chancre<\/em> &#8211; ulc\u00e8re) est une manifestation affective primaire de la syphilis qui se produit au site d&rsquo;inoculation (introduction) de l&rsquo;agent infectieux &#8211; letr\u00e9pon\u00e8me p\u00e2le (<em>Treponema pallidum<\/em>). Il s&rsquo;agit d&rsquo;une affection \u00e9rosive et ulc\u00e9reuse sp\u00e9cifique de la peau ou des muqueuses g\u00e9nitales. <\/p>\n\n<h2 class=\"wp-block-heading\" id=\"h-&#x44D;&#x442;&#x438;&#x43E;&#x43B;&#x43E;&#x433;&#x438;&#x44F;-&#x438;-&#x43F;&#x430;&#x442;&#x43E;&#x444;&#x438;&#x437;&#x438;&#x43E;&#x43B;&#x43E;&#x433;&#x438;&#x44F;\"><strong>\u00c9tiologie et physiopathologie<\/strong><\/h2>\n\n<p>Le chancre se forme \u00e0 la fin de la p\u00e9riode d&rsquo;incubation, en moyenne 3 \u00e0 4 semaines apr\u00e8s l&rsquo;infection. Macroscopiquement, il s&rsquo;agit d&rsquo;un ulc\u00e8re r\u00e9gulier de forme ronde ou ovale, aux bords nets et r\u00e9guliers (\u00ab\u00a0en soucoupe\u00a0\u00bb) et au fond lisse et brillant (\u00ab\u00a0verni\u00a0\u00bb), de la couleur de la \u00ab\u00a0viande crue\u00a0\u00bb.   <\/p>\n\n<p>La surface peut \u00eatre recouverte d&rsquo;un \u00e9coulement s\u00e9reux peu abondant, qui contient un grand nombre de tr\u00e9pon\u00e8mes vivants et est tr\u00e8s contagieux. La principale caract\u00e9ristique pathognomonique qui a donn\u00e9 son nom \u00e0 l&rsquo;\u00e9l\u00e9ment est la pr\u00e9sence d&rsquo;un infiltrat \u00e9lastique dense \u00e0 la base de l&rsquo;ulc\u00e8re, qui, \u00e0 la palpation, ressemble \u00e0 du cartilage ou \u00e0 du parchemin. La deuxi\u00e8me caract\u00e9ristique la plus importante est l&rsquo;indolence totale du d\u00e9faut.  <\/p>\n\n<h2 class=\"wp-block-heading\" id=\"h-&#x43A;&#x43B;&#x438;&#x43D;&#x438;&#x447;&#x435;&#x441;&#x43A;&#x43E;&#x435;-&#x437;&#x43D;&#x430;&#x447;&#x435;&#x43D;&#x438;&#x435;\"><strong>Signification clinique<\/strong><\/h2>\n\n<p>Dans la pratique gyn\u00e9cologique, le chancre est souvent localis\u00e9 sur le col de l&rsquo;ut\u00e9rus ou dans la vo\u00fbte vaginale post\u00e9rieure. En raison de l&rsquo;absence de syndrome douloureux, la patiente ne remarque souvent pas l&rsquo;apparition de l&rsquo;ulc\u00e8re, ce qui entra\u00eene l&rsquo;absence de traitement opportun au stade primaire. Le jarret s&rsquo;\u00e9pith\u00e9lialise spontan\u00e9ment apr\u00e8s 3 \u00e0 6 semaines, donnant une fausse impression de gu\u00e9rison, alors que l&rsquo;infection progresse vers le stade secondaire (g\u00e9n\u00e9ralis\u00e9). Tout ulc\u00e8re g\u00e9nital indolore n\u00e9cessite l&rsquo;exclusion imm\u00e9diate de la syphilis (microscopie \u00e0 fond noir, s\u00e9rologie).   <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le chancre syphilitique (du fran\u00e7ais <em>chancre<\/em> &#8211; ulc\u00e8re) est une manifestation affective primaire de la syphilis qui se produit au site d&rsquo;inoculation (introduction) de l&rsquo;agent infectieux &#8211; letr\u00e9pon\u00e8me p\u00e2le (<em>Treponema pallidum<\/em>). Il s&rsquo;agit d&rsquo;une affection \u00e9rosive et ulc\u00e9reuse sp\u00e9cifique de la peau ou des muqueuses g\u00e9nitales. <\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-3461","glossary_item","type-glossary_item","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.0 (Yoast SEO v26.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Chancre syphilitique : d\u00e9finition m\u00e9dicale et description | Voka Wiki<\/title>\n<meta name=\"description\" content=\"Le chancre syphilitique (du fran\u00e7ais chancre - ulc\u00e8re) est une manifestation affective primaire de la syphilis qui se produit au site d&#039;inoculation (introduction) de l&#039;agent infectieux - letr\u00e9pon\u00e8me p\u00e2le (Treponema pallidum). Il s&#039;agit d&#039;une affection \u00e9rosive et ulc\u00e9reuse sp\u00e9cifique de la peau ou des muqueuses g\u00e9nitales.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/wiki.voka.io\/fr\/glossaire\/chancre-syphilitique\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Chancre syphilitique\" \/>\n<meta property=\"og:description\" content=\"Le chancre syphilitique (du fran\u00e7ais chancre - ulc\u00e8re) est une manifestation affective primaire de la syphilis qui se produit au site d&#039;inoculation (introduction) de l&#039;agent infectieux - letr\u00e9pon\u00e8me p\u00e2le (Treponema pallidum). Il s&#039;agit d&#039;une affection \u00e9rosive et ulc\u00e9reuse sp\u00e9cifique de la peau ou des muqueuses g\u00e9nitales.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/wiki.voka.io\/fr\/glossaire\/chancre-syphilitique\/\" \/>\n<meta property=\"og:site_name\" content=\"Voka Wiki\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/VOKA3DAnatomyAndPathology\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/wiki.voka.io\/fr\/glossaire\/chancre-syphilitique\/\",\"url\":\"https:\/\/wiki.voka.io\/fr\/glossaire\/chancre-syphilitique\/\",\"name\":\"Chancre syphilitique : d\u00e9finition m\u00e9dicale et description | Voka Wiki\",\"isPartOf\":{\"@id\":\"https:\/\/wiki.voka.io\/fr\/#website\"},\"datePublished\":\"2026-02-26T13:54:54+00:00\",\"description\":\"Le chancre syphilitique (du fran\u00e7ais chancre - ulc\u00e8re) est une manifestation affective primaire de la syphilis qui se produit au site d'inoculation (introduction) de l'agent infectieux - letr\u00e9pon\u00e8me p\u00e2le (Treponema pallidum). Il s'agit d'une affection \u00e9rosive et ulc\u00e9reuse sp\u00e9cifique de la peau ou des muqueuses g\u00e9nitales.\",\"breadcrumb\":{\"@id\":\"https:\/\/wiki.voka.io\/fr\/glossaire\/chancre-syphilitique\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/wiki.voka.io\/fr\/glossaire\/chancre-syphilitique\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/wiki.voka.io\/fr\/glossaire\/chancre-syphilitique\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/wiki.voka.io\/fr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Chancre syphilitique\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/wiki.voka.io\/fr\/#website\",\"url\":\"https:\/\/wiki.voka.io\/fr\/\",\"name\":\"Voka Wiki\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/wiki.voka.io\/fr\/#organization\"},\"alternateName\":\"Anatomy & Pathology Wiki by VOKA\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/wiki.voka.io\/fr\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/wiki.voka.io\/fr\/#organization\",\"name\":\"Voka 3D Anatomy & Pathology\",\"alternateName\":\"VOKA\",\"url\":\"https:\/\/wiki.voka.io\/fr\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/wiki.voka.io\/fr\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/wiki.voka.io\/wp-content\/uploads\/2025\/02\/cropped-voka-logo-1.png\",\"contentUrl\":\"https:\/\/wiki.voka.io\/wp-content\/uploads\/2025\/02\/cropped-voka-logo-1.png\",\"width\":70,\"height\":16,\"caption\":\"Voka 3D Anatomy & Pathology\"},\"image\":{\"@id\":\"https:\/\/wiki.voka.io\/fr\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/VOKA3DAnatomyAndPathology\/\",\"https:\/\/www.instagram.com\/voka.io\/\",\"https:\/\/www.linkedin.com\/company\/voka-io\/\",\"https:\/\/www.youtube.com\/channel\/UCqGGuOEpr62ScH8Pjk2q5zw\/videos\",\"https:\/\/www.pinterest.com\/VokaAnatomyPro\/\",\"https:\/\/www.threads.com\/@voka.io\"],\"description\":\"VOKA.io offers 3D medical animations and custom 3D modeling services. Our product, VOKA 3D Anatomy & Pathology, is a digital atlas with over 1,000 detailed 3D models of human anatomy and pathology, designed for medical education, training, and patient communication.\",\"email\":\"info@voka.io\",\"telephone\":\"+1 814 351 4442\",\"legalName\":\"Voka 3D Anatomy & Pathology\",\"foundingDate\":\"2017-02-12\",\"naics\":\"541512\",\"numberOfEmployees\":{\"@type\":\"QuantitativeValue\",\"minValue\":\"51\",\"maxValue\":\"200\"},\"publishingPrinciples\":\"https:\/\/wiki.voka.io\/fr\/principes-de-publication\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Chancre syphilitique : d\u00e9finition m\u00e9dicale et description | Voka Wiki","description":"Le chancre syphilitique (du fran\u00e7ais chancre - ulc\u00e8re) est une manifestation affective primaire de la syphilis qui se produit au site d'inoculation (introduction) de l'agent infectieux - letr\u00e9pon\u00e8me p\u00e2le (Treponema pallidum). Il s'agit d'une affection \u00e9rosive et ulc\u00e9reuse sp\u00e9cifique de la peau ou des muqueuses g\u00e9nitales.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/wiki.voka.io\/fr\/glossaire\/chancre-syphilitique\/","og_locale":"fr_FR","og_type":"article","og_title":"Chancre syphilitique","og_description":"Le chancre syphilitique (du fran\u00e7ais chancre - ulc\u00e8re) est une manifestation affective primaire de la syphilis qui se produit au site d'inoculation (introduction) de l'agent infectieux - letr\u00e9pon\u00e8me p\u00e2le (Treponema pallidum). Il s'agit d'une affection \u00e9rosive et ulc\u00e9reuse sp\u00e9cifique de la peau ou des muqueuses g\u00e9nitales.","og_url":"https:\/\/wiki.voka.io\/fr\/glossaire\/chancre-syphilitique\/","og_site_name":"Voka Wiki","article_publisher":"https:\/\/www.facebook.com\/VOKA3DAnatomyAndPathology\/","twitter_card":"summary_large_image","twitter_misc":{"Dur\u00e9e de lecture estim\u00e9e":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/wiki.voka.io\/fr\/glossaire\/chancre-syphilitique\/","url":"https:\/\/wiki.voka.io\/fr\/glossaire\/chancre-syphilitique\/","name":"Chancre syphilitique : d\u00e9finition m\u00e9dicale et description | Voka Wiki","isPartOf":{"@id":"https:\/\/wiki.voka.io\/fr\/#website"},"datePublished":"2026-02-26T13:54:54+00:00","description":"Le chancre syphilitique (du fran\u00e7ais chancre - ulc\u00e8re) est une manifestation affective primaire de la syphilis qui se produit au site d'inoculation (introduction) de l'agent infectieux - letr\u00e9pon\u00e8me p\u00e2le (Treponema pallidum). Il s'agit d'une affection \u00e9rosive et ulc\u00e9reuse sp\u00e9cifique de la peau ou des muqueuses g\u00e9nitales.","breadcrumb":{"@id":"https:\/\/wiki.voka.io\/fr\/glossaire\/chancre-syphilitique\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/wiki.voka.io\/fr\/glossaire\/chancre-syphilitique\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/wiki.voka.io\/fr\/glossaire\/chancre-syphilitique\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/wiki.voka.io\/fr\/"},{"@type":"ListItem","position":2,"name":"Chancre syphilitique"}]},{"@type":"WebSite","@id":"https:\/\/wiki.voka.io\/fr\/#website","url":"https:\/\/wiki.voka.io\/fr\/","name":"Voka Wiki","description":"","publisher":{"@id":"https:\/\/wiki.voka.io\/fr\/#organization"},"alternateName":"Anatomy & Pathology Wiki by VOKA","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/wiki.voka.io\/fr\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/wiki.voka.io\/fr\/#organization","name":"Voka 3D Anatomy & Pathology","alternateName":"VOKA","url":"https:\/\/wiki.voka.io\/fr\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/wiki.voka.io\/fr\/#\/schema\/logo\/image\/","url":"https:\/\/wiki.voka.io\/wp-content\/uploads\/2025\/02\/cropped-voka-logo-1.png","contentUrl":"https:\/\/wiki.voka.io\/wp-content\/uploads\/2025\/02\/cropped-voka-logo-1.png","width":70,"height":16,"caption":"Voka 3D Anatomy & Pathology"},"image":{"@id":"https:\/\/wiki.voka.io\/fr\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/VOKA3DAnatomyAndPathology\/","https:\/\/www.instagram.com\/voka.io\/","https:\/\/www.linkedin.com\/company\/voka-io\/","https:\/\/www.youtube.com\/channel\/UCqGGuOEpr62ScH8Pjk2q5zw\/videos","https:\/\/www.pinterest.com\/VokaAnatomyPro\/","https:\/\/www.threads.com\/@voka.io"],"description":"VOKA.io offers 3D medical animations and custom 3D modeling services. Our product, VOKA 3D Anatomy & Pathology, is a digital atlas with over 1,000 detailed 3D models of human anatomy and pathology, designed for medical education, training, and patient communication.","email":"info@voka.io","telephone":"+1 814 351 4442","legalName":"Voka 3D Anatomy & Pathology","foundingDate":"2017-02-12","naics":"541512","numberOfEmployees":{"@type":"QuantitativeValue","minValue":"51","maxValue":"200"},"publishingPrinciples":"https:\/\/wiki.voka.io\/fr\/principes-de-publication\/"}]}},"_links":{"self":[{"href":"https:\/\/wiki.voka.io\/fr\/wp-json\/wp\/v2\/glossary_item\/3461","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wiki.voka.io\/fr\/wp-json\/wp\/v2\/glossary_item"}],"about":[{"href":"https:\/\/wiki.voka.io\/fr\/wp-json\/wp\/v2\/types\/glossary_item"}],"wp:attachment":[{"href":"https:\/\/wiki.voka.io\/fr\/wp-json\/wp\/v2\/media?parent=3461"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}