{"id":655,"date":"2025-05-30T16:00:11","date_gmt":"2025-05-30T13:00:11","guid":{"rendered":"https:\/\/wiki.dev.voka.io\/diseases\/uncategorized\/elements-morphologiques-primaires-non-cavitaires\/"},"modified":"2025-07-16T10:33:52","modified_gmt":"2025-07-16T07:33:52","slug":"elements-morphologiques-primaires-non-cavitaires","status":"publish","type":"diseases_post","link":"https:\/\/wiki.dev.voka.io\/fr\/maladies\/dermatologiques\/elements-morphologiques-primaires-non-cavitaires\/","title":{"rendered":"L\u00e9sions cutan\u00e9es primitives \u00e0 contenu solide : classification et manifestations cliniques"},"content":{"rendered":"<p><?xml encoding=\"UTF-8\" ?><\/p>\n<p>Les <strong>l\u00e9sions primitives<\/strong> sont des alt\u00e9rations de la peau et des muqueuses qui surviennent \u00e0 la suite de divers processus pathologiques dans la peau et les muqueuses intactes.<\/p>\n<p>On distingue 5 types de l\u00e9sions primitives \u00e0 contenu solide :<\/p>\n<ul class=\"wp-block-list\">\n<li>Macule (<em><span class=\"glossary-term\" data-title=\"Macula\" data-tooltip=\"Une macule (du latin &lt;em&gt;macula&lt;\/em&gt; - tache) est un \u00e9l\u00e9ment morphologique primaire, d\u00e9pourvu de cellules, d&#039;une \u00e9ruption cutan\u00e9e caract\u00e9ris\u00e9e par un changement de couleur de la peau dans une zone limit\u00e9e. \" data-link=\"https:\/\/wiki.dev.voka.io\/fr\/glossaire\/macule\/\">macula<\/span><\/em>) ;<\/li>\n<li>Papule (<em>papula<\/em>) ;<\/li>\n<li>Tubercule (<em>tuberculum<\/em>) ;<\/li>\n<li>Nodule (<em>nodus<\/em>) ;<\/li>\n<li>L\u00e9sion urticarienne (<em>urtica<\/em>).<\/li>\n<\/ul>\n<p><a href=\"https:\/\/catalog.voka.io\/en\/models\/7db286c9-2c92-4696-b674-d0728758df1f\/aa84b768-8b8e-4880-907f-1fe18463dd42\/046e3aa5-93e1-45b7-8d60-d11e384a55d2\/3fa16014-d28e-4923-96fe-e8337bae9e19\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Mod\u00e8les 3D<\/a> des l\u00e9sions primitives \u00e0 contenu solide :<\/p>\n<div class=\"carousel-block\">\n<div class=\"swiper carousel-swiper carousel-swiper-block_69efbf8780ea6\">\n<div class=\"swiper-wrapper\">\n<div class=\"swiper-slide image-carousel-slide\"><img decoding=\"async\" class=\"carousel-image\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/articles\/%20Dermatology\/Amorphous%20primary%20morphological%20elements%20of%20the%20skin\/Renders\/1-Vascular_inflammatory_spot.webp\" alt=\"Macule vasculaire inflammatoire\"><span class=\"small-text-article text-main-text-color\">Macule vasculaire inflammatoire<\/span><\/div>\n<div class=\"swiper-slide image-carousel-slide\"><img decoding=\"async\" class=\"carousel-image\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/articles\/%20Dermatology\/Amorphous%20primary%20morphological%20elements%20of%20the%20skin\/Renders\/2-Vascular%20non-inflammatory%20spot.webp\" alt=\"Macule vasculaire non inflammatoire\"><span class=\"small-text-article text-main-text-color\">Macule vasculaire non inflammatoire<\/span><\/div>\n<div class=\"swiper-slide image-carousel-slide\"><img decoding=\"async\" class=\"carousel-image\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/articles\/%20Dermatology\/Amorphous%20primary%20morphological%20elements%20of%20the%20skin\/Renders\/3-Vascular_hemmorahic_spot.webp\" alt=\"Macule vasculaire h\u00e9morragique\"><span class=\"small-text-article text-main-text-color\">Macule vasculaire h\u00e9morragique<\/span><\/div>\n<div class=\"swiper-slide image-carousel-slide\"><img decoding=\"async\" class=\"carousel-image\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/articles\/%20Dermatology\/Amorphous%20primary%20morphological%20elements%20of%20the%20skin\/Renders\/4-Hyperpigmented_spot.webp\" alt=\"Macule hyperpigment\u00e9e\"><span class=\"small-text-article text-main-text-color\">Macule hyperpigment\u00e9e<\/span><\/div>\n<div class=\"swiper-slide image-carousel-slide\"><img decoding=\"async\" class=\"carousel-image\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/articles\/%20Dermatology\/Amorphous%20primary%20morphological%20elements%20of%20the%20skin\/Renders\/5-Hypopigmented_spot.webp\" alt=\"Macule hypopigment\u00e9e\"><span class=\"small-text-article text-main-text-color\">Macule hypopigment\u00e9e<\/span><\/div>\n<\/div>\n<\/div>\n<div class=\"swiper-article-carousel__controls\">\n<div class=\"swiper-article-carousel__pagination-container swiper-article-carousel__pagination-container-block_69efbf8780ea6\"><\/div>\n<div class=\"swiper-article-carousel__arrows\"><button class=\"swiper__arrow swiper__arrow--prev carousel-swiper-button-prev swiper__arrow swiper__arrow--prev carousel-swiper-button-prev-block_69efbf8780ea6\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"40\" height=\"40\" viewbox=\"0 0 40 40\" fill=\"none\"><path d=\"M20 3.75C16.7861 3.75 13.6443 4.70305 10.972 6.48862C8.29969 8.27419 6.21689 10.8121 4.98696 13.7814C3.75704 16.7507 3.43524 20.018 4.06225 23.1702C4.68926 26.3224 6.23692 29.2179 8.50952 31.4905C10.7821 33.7631 13.6776 35.3107 16.8298 35.9378C19.982 36.5648 23.2493 36.243 26.2186 35.013C29.1879 33.7831 31.7258 31.7003 33.5114 29.028C35.297 26.3557 36.25 23.2139 36.25 20C36.2455 15.6916 34.5319 11.561 31.4855 8.51454C28.439 5.46806 24.3084 3.75455 20 3.75ZM23.3844 25.3656C23.5005 25.4818 23.5926 25.6196 23.6555 25.7714C23.7184 25.9231 23.7507 26.0858 23.7507 26.25C23.7507 26.4142 23.7184 26.5769 23.6555 26.7286C23.5926 26.8804 23.5005 27.0182 23.3844 27.1344C23.2682 27.2505 23.1304 27.3426 22.9786 27.4055C22.8269 27.4683 22.6643 27.5007 22.5 27.5007C22.3358 27.5007 22.1731 27.4683 22.0214 27.4055C21.8696 27.3426 21.7318 27.2505 21.6156 27.1344L15.3656 20.8844C15.2494 20.7683 15.1572 20.6304 15.0943 20.4787C15.0314 20.3269 14.999 20.1643 14.999 20C14.999 19.8357 15.0314 19.6731 15.0943 19.5213C15.1572 19.3696 15.2494 19.2317 15.3656 19.1156L21.6156 12.8656C21.7318 12.7495 21.8696 12.6574 22.0214 12.5945C22.1731 12.5317 22.3358 12.4993 22.5 12.4993C22.6643 12.4993 22.8269 12.5317 22.9786 12.5945C23.1304 12.6574 23.2682 12.7495 23.3844 12.8656C23.5005 12.9818 23.5926 13.1196 23.6555 13.2714C23.7184 13.4231 23.7507 13.5858 23.7507 13.75C23.7507 13.9142 23.7184 14.0769 23.6555 14.2286C23.5926 14.3804 23.5005 14.5182 23.3844 14.6344L18.0172 20L23.3844 25.3656Z\" fill=\"#B5C0CD\"><\/path><\/svg><\/button><button class=\"swiper__arrow swiper__arrow--next carousel-swiper-button-next swiper__arrow swiper__arrow--next carousel-swiper-button-next-block_69efbf8780ea6\" tabindex=\"0\" aria-label=\"Next slide\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"40\" height=\"40\" viewbox=\"0 0 40 40\" fill=\"none\"><path d=\"M20 3.75C16.7861 3.75 13.6443 4.70305 10.972 6.48862C8.29969 8.27419 6.21689 10.8121 4.98696 13.7814C3.75704 16.7507 3.43524 20.018 4.06225 23.1702C4.68926 26.3224 6.23692 29.2179 8.50952 31.4905C10.7821 33.7631 13.6776 35.3107 16.8298 35.9378C19.982 36.5648 23.2493 36.243 26.2186 35.013C29.1879 33.7831 31.7258 31.7003 33.5114 29.028C35.297 26.3557 36.25 23.2139 36.25 20C36.2455 15.6916 34.5319 11.561 31.4855 8.51454C28.439 5.46806 24.3084 3.75455 20 3.75ZM23.3844 25.3656C23.5005 25.4818 23.5926 25.6196 23.6555 25.7714C23.7184 25.9231 23.7507 26.0858 23.7507 26.25C23.7507 26.4142 23.7184 26.5769 23.6555 26.7286C23.5926 26.8804 23.5005 27.0182 23.3844 27.1344C23.2682 27.2505 23.1304 27.3426 22.9786 27.4055C22.8269 27.4683 22.6643 27.5007 22.5 27.5007C22.3358 27.5007 22.1731 27.4683 22.0214 27.4055C21.8696 27.3426 21.7318 27.2505 21.6156 27.1344L15.3656 20.8844C15.2494 20.7683 15.1572 20.6304 15.0943 20.4787C15.0314 20.3269 14.999 20.1643 14.999 20C14.999 19.8357 15.0314 19.6731 15.0943 19.5213C15.1572 19.3696 15.2494 19.2317 15.3656 19.1156L21.6156 12.8656C21.7318 12.7495 21.8696 12.6574 22.0214 12.5945C22.1731 12.5317 22.3358 12.4993 22.5 12.4993C22.6643 12.4993 22.8269 12.5317 22.9786 12.5945C23.1304 12.6574 23.2682 12.7495 23.3844 12.8656C23.5005 12.9818 23.5926 13.1196 23.6555 13.2714C23.7184 13.4231 23.7507 13.5858 23.7507 13.75C23.7507 13.9142 23.7184 14.0769 23.6555 14.2286C23.5926 14.3804 23.5005 14.5182 23.3844 14.6344L18.0172 20L23.3844 25.3656Z\" fill=\"#B5C0CD\"><\/path><\/svg><\/button><\/div>\n<\/div>\n<\/div>\n<p><script defer>\n    document.addEventListener('DOMContentLoaded', function() {\n        const imagesCarouselSwiper = new Swiper('.carousel-swiper-block_69efbf8780ea6', {\n            slidesPerView: 1,\n            spaceBetween: 20,\n            loop: true,\n            pagination: {\n                el: '.swiper-article-carousel__pagination-container-block_69efbf8780ea6',\n                clickable: true,\n            },\n            navigation: {\n                nextEl: '.carousel-swiper-button-next-block_69efbf8780ea6',\n                prevEl: '.carousel-swiper-button-prev-block_69efbf8780ea6',\n            },\n        })\n    })\n<\/script><\/p>\n<h2 class=\"wp-block-heading\" id=\"macule-patch\">Macule \/ Patch<\/h2>\n<p>La <strong>macule<\/strong> est une l\u00e9sion primitive \u00e0 contenu solide sur la peau ou les muqueuses, qui se caract\u00e9rise par un changement de couleur dans une zone circonscrite. Les macules sont toujours plates et ne laissent aucune cicatrice sur la peau apr\u00e8s leur disparition. <\/p>\n<p><strong><em>Macule<\/em><\/strong> \u2013 <1 cm de diam\u00e8tre.<\/p>\n<p><strong><em>Patch<\/em><\/strong> \u2013 >1cm de diam\u00e8tre.<\/p>\n<p>En fonction de la nature des macules, celles-ci peuvent \u00eatre :<\/p>\n<ul class=\"wp-block-list\">\n<li>Non inflammatoires ;<\/li>\n<li>Inflammatoires. <\/li>\n<\/ul>\n<p>Selon l\u2019origine des macules, on distingue les cat\u00e9gories suivantes :<\/p>\n<ul class=\"wp-block-list\">\n<li>Vasculaires ;<\/li>\n<li>H\u00e9morragiques ;<\/li>\n<li>Pigment\u00e9es.<\/li>\n<\/ul>\n<ol class=\"wp-block-list\">\n<li><strong>Macule vasculaire inflammatoire<\/strong><\/li>\n<\/ol>\n<p>Les macules vasculaires inflammatoires apparaissent \u00e0 la suite d\u2019une <strong>dilatation vasculaire dermique<\/strong> secondaire \u00e0 une r\u00e9action inflammatoire. Elles <strong>disparaissent \u00e0 la pression<\/strong> (par diascopie).<\/p>\n<p>La couleur des macules peut varier du rose p\u00e2le au rouge vif.<\/p>\n<p>Les macules d\u2019un diam\u00e8tre inf\u00e9rieur \u00e0 1 cm sont appel\u00e9es <strong>ros\u00e9oles<\/strong>, celles d\u2019un diam\u00e8tre sup\u00e9rieur \u00e0 1 cm \u2013 <strong>\u00e9ryth\u00e8mes<\/strong>.<\/p>\n<p>Les contours des macules sont g\u00e9n\u00e9ralement irr\u00e9guliers et mal d\u00e9finis.<\/p>\n<p>Les macules de ce type sont observ\u00e9es dans des maladies telles que<strong> la ros\u00e9ole syphilitique et infectieuse<\/strong>, <strong>l\u2019ecz\u00e9ma<\/strong>, <strong>la dermatite<\/strong>, <strong>la rosac\u00e9e<\/strong><strong>et le lupus \u00e9ryth\u00e9mateux<\/strong>.<\/p>\n<figure class=\"wp-block-video\" id=\"animation-3d-macule-vasculaire-inflammatoire\"><video controls><source data-src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/articles\/%20Dermatology\/Amorphous%20primary%20morphological%20elements%20of%20the%20skin\/Video\/1-Vascular%20inflammatory%20spot_horizontal_watermark_sound.webm\" type=\"video\/webm\"><\/source><\/video><figcaption class=\"wp-element-caption\">Animation 3D \u2013 Macule vasculaire inflammatoire<\/figcaption><\/figure>\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>Macule vasculaire non inflammatoire<\/strong><\/li>\n<\/ol>\n<p>Les macules vasculaires non inflammatoires apparaissent \u00e0 la suite d\u2019une <strong>dilatation temporaire ou permanente des vaisseaux cutan\u00e9s sans r\u00e9action inflammatoire<\/strong>. Elles <strong>ne disparaissent pas \u00e0 la pression (par diascopie)<\/strong>. Par exemple : <strong>bouff\u00e9es de chaleur \u00e9ryth\u00e9mateuses<\/strong>, <strong>h\u00e9mangiomes<\/strong> ou <strong>t\u00e9langiectasies<\/strong>. <\/p>\n<figure class=\"wp-block-video\" id=\"animation-3d-macule-vasculaire-non-inflammatoire\"><video controls><source data-src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/articles\/%20Dermatology\/Amorphous%20primary%20morphological%20elements%20of%20the%20skin\/Video\/2-Vascular%20non-inflammatory%20spot_horizontal_watermark_sound.webm\" type=\"video\/webm\"><\/source><\/video><figcaption class=\"wp-element-caption\">Animation 3D \u2013 Macule vasculaire non inflammatoire<\/figcaption><\/figure>\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>Macule vasculaire h\u00e9morragique<\/strong><\/li>\n<\/ol>\n<p>Les macules vasculaires h\u00e9morragiques sont des macules non inflammatoires qui surviennent \u00e0 la suite de la <strong>lib\u00e9ration des cellules sanguines du lit vasculaire dans les tissus environnants<\/strong> lors d\u2019une <strong>rupture m\u00e9canique de la paroi vasculaire<\/strong> (blessures, morsures) ou d\u2019une <strong>augmentation de sa perm\u00e9abilit\u00e9<\/strong> (vascularites, maladies du sang).<\/p>\n<p>Les macules h\u00e9morragiques dont le diam\u00e8tre ne d\u00e9passe <strong>pas 2 mm<\/strong> sont appel\u00e9es <strong>p\u00e9t\u00e9chies<\/strong>, celles <strong>de 2 mm \u00e0 1 cm \u2013 purpura, et celles d\u2019un diam\u00e8tre sup\u00e9rieur \u00e0 1 cm \u2013 ecchymoses<\/strong>. Les \u00e9panchements importants de sang dans les tissus sont appel\u00e9s h\u00e9matomes.<\/p>\n<p>Ces macules <strong>ne disparaissent pas<\/strong> \u00e0 la pression, mais au cours de la cicatrisation, elles peuvent <strong>changer de couleur<\/strong>, passant <strong>du rouge vif au jaune ou au vert<\/strong>.<\/p>\n<figure class=\"wp-block-video\" id=\"animation-3d-macule-vasculaire-hemorragique\"><video controls><source data-src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/articles\/%20Dermatology\/Amorphous%20primary%20morphological%20elements%20of%20the%20skin\/Video\/3-Vascular%20hemorrhagic%20spot_horizont_watermark_sound.webm\" type=\"video\/webm\"><\/source><\/video><figcaption class=\"wp-element-caption\">Animation 3D \u2013 Macule vasculaire h\u00e9morragique<\/figcaption><\/figure>\n<ol start=\"4\" class=\"wp-block-list\">\n<li><strong>Macule hyperpigment\u00e9e<\/strong><\/li>\n<\/ol>\n<p>Les macules non inflammatoires associ\u00e9es \u00e0 des <strong>d\u00e9p\u00f4ts excessifs de m\u00e9lanine<\/strong> sont appel\u00e9es <strong>hyperpigment\u00e9es<\/strong>.<\/p>\n<p>Par leur origine, les macules hyperpigment\u00e9es peuvent \u00eatre <strong>cong\u00e9nitales<\/strong> (n\u00e6vus) ou <strong>acquises<\/strong>, par exemple lors d\u2019une <strong>exposition aux rayons UV<\/strong> (chloasma, taches de rousseur, lentigine), <strong>associ\u00e9es \u00e0 la prise de divers m\u00e9dicaments <\/strong>(m\u00e9lanodermie toxique) ou <strong>artificielles<\/strong> (tatouages, maquillage permanent).<\/p>\n<figure class=\"wp-block-video\" id=\"animation-3d-macule-hyperpigmentee\"><video controls><source data-src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/articles\/%20Dermatology\/Amorphous%20primary%20morphological%20elements%20of%20the%20skin\/Video\/4-Hyperpigmented%20spot_horizont_watermark_sound.webm\" type=\"video\/webm\"><\/source><\/video><figcaption class=\"wp-element-caption\">Animation 3D \u2013 Macule hyperpigment\u00e9e<\/figcaption><\/figure>\n<ol start=\"5\" class=\"wp-block-list\">\n<li><strong>Macule hypopigment\u00e9e<\/strong><\/li>\n<\/ol>\n<p>Les macules non inflammatoires <strong>associ\u00e9es \u00e0 une absence partielle ou totale de d\u00e9p\u00f4ts de m\u00e9lanine<\/strong> sont appel\u00e9es <strong>hypopigment\u00e9es<\/strong>.<\/p>\n<p>L\u2019hypopigmentation cutan\u00e9e peut \u00eatre <strong>cong\u00e9nitale totale<\/strong> (albinisme) ou <strong>acquise localis\u00e9e<\/strong> (vitiligo).<\/p>\n<figure class=\"wp-block-video\" id=\"animation-3d-macule-vasculaire-hypopigmentee\"><video controls><source data-src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/articles\/%20Dermatology\/Amorphous%20primary%20morphological%20elements%20of%20the%20skin\/Video\/5-Hypopigmented%20spot_watermark_sound.webm\" type=\"video\/webm\"><\/source><\/video><figcaption class=\"wp-element-caption\">Animation 3D \u2013 Macule vasculaire hypopigment\u00e9e<\/figcaption><\/figure>\n<h2 class=\"wp-block-heading\" id=\"papule-plaque\">Papule \/ Plaque<\/h2>\n<p>La <strong>papule<\/strong> est une l\u00e9sion cutan\u00e9e primitive \u00e0 contenu solide, de consistance dense et \u00e9lastique, qui d\u00e9passe de la surface de la peau. Apr\u00e8s leur r\u00e9sorption, les papules ne laissent pas de cicatrices, mais peuvent laisser une pigmentation temporaire ou permanente.  <\/p>\n<p><a href=\"https:\/\/catalog.voka.io\/en\/models\/7db286c9-2c92-4696-b674-d0728758df1f\/aa84b768-8b8e-4880-907f-1fe18463dd42\/7fdff7b1-1420-424e-9ce9-5220c8759cee\/f6f52457-2d60-48bf-9cc5-0df350b42fdb\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Mod\u00e8les 3D<\/a> d\u2019 \u00e9l\u00e9ments morphologiques primaires sans bande :<\/p>\n<div class=\"carousel-block\">\n<div class=\"swiper carousel-swiper carousel-swiper-block_69efbf8786e9f\">\n<div class=\"swiper-wrapper\">\n<div class=\"swiper-slide image-carousel-slide\"><img decoding=\"async\" class=\"carousel-image\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/articles\/%20Dermatology\/Amorphous%20primary%20morphological%20elements%20of%20the%20skin\/Renders\/6-Epidermal_papule.webp\" alt=\"Papule \u00e9pidermique\"><span class=\"small-text-article text-main-text-color\">Papule \u00e9pidermique<\/span><\/div>\n<div class=\"swiper-slide image-carousel-slide\"><img decoding=\"async\" class=\"carousel-image\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/articles\/%20Dermatology\/Amorphous%20primary%20morphological%20elements%20of%20the%20skin\/Renders\/7-Epidermal_dermal%20papule.webp\" alt=\"Papule \u00e9pidermo-dermique\"><span class=\"small-text-article text-main-text-color\">Papule \u00e9pidermo-dermique<\/span><\/div>\n<div class=\"swiper-slide image-carousel-slide\"><img decoding=\"async\" class=\"carousel-image\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/articles\/%20Dermatology\/Amorphous%20primary%20morphological%20elements%20of%20the%20skin\/Renders\/papule-a8.webp\" alt=\"Papule dermique\"><span class=\"small-text-article text-main-text-color\">Papule dermique<\/span><\/div>\n<\/div>\n<\/div>\n<div class=\"swiper-article-carousel__controls\">\n<div class=\"swiper-article-carousel__pagination-container swiper-article-carousel__pagination-container-block_69efbf8786e9f\"><\/div>\n<div class=\"swiper-article-carousel__arrows\"><button class=\"swiper__arrow swiper__arrow--prev carousel-swiper-button-prev swiper__arrow swiper__arrow--prev carousel-swiper-button-prev-block_69efbf8786e9f\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"40\" height=\"40\" viewbox=\"0 0 40 40\" fill=\"none\"><path d=\"M20 3.75C16.7861 3.75 13.6443 4.70305 10.972 6.48862C8.29969 8.27419 6.21689 10.8121 4.98696 13.7814C3.75704 16.7507 3.43524 20.018 4.06225 23.1702C4.68926 26.3224 6.23692 29.2179 8.50952 31.4905C10.7821 33.7631 13.6776 35.3107 16.8298 35.9378C19.982 36.5648 23.2493 36.243 26.2186 35.013C29.1879 33.7831 31.7258 31.7003 33.5114 29.028C35.297 26.3557 36.25 23.2139 36.25 20C36.2455 15.6916 34.5319 11.561 31.4855 8.51454C28.439 5.46806 24.3084 3.75455 20 3.75ZM23.3844 25.3656C23.5005 25.4818 23.5926 25.6196 23.6555 25.7714C23.7184 25.9231 23.7507 26.0858 23.7507 26.25C23.7507 26.4142 23.7184 26.5769 23.6555 26.7286C23.5926 26.8804 23.5005 27.0182 23.3844 27.1344C23.2682 27.2505 23.1304 27.3426 22.9786 27.4055C22.8269 27.4683 22.6643 27.5007 22.5 27.5007C22.3358 27.5007 22.1731 27.4683 22.0214 27.4055C21.8696 27.3426 21.7318 27.2505 21.6156 27.1344L15.3656 20.8844C15.2494 20.7683 15.1572 20.6304 15.0943 20.4787C15.0314 20.3269 14.999 20.1643 14.999 20C14.999 19.8357 15.0314 19.6731 15.0943 19.5213C15.1572 19.3696 15.2494 19.2317 15.3656 19.1156L21.6156 12.8656C21.7318 12.7495 21.8696 12.6574 22.0214 12.5945C22.1731 12.5317 22.3358 12.4993 22.5 12.4993C22.6643 12.4993 22.8269 12.5317 22.9786 12.5945C23.1304 12.6574 23.2682 12.7495 23.3844 12.8656C23.5005 12.9818 23.5926 13.1196 23.6555 13.2714C23.7184 13.4231 23.7507 13.5858 23.7507 13.75C23.7507 13.9142 23.7184 14.0769 23.6555 14.2286C23.5926 14.3804 23.5005 14.5182 23.3844 14.6344L18.0172 20L23.3844 25.3656Z\" fill=\"#B5C0CD\"><\/path><\/svg><\/button><button class=\"swiper__arrow swiper__arrow--next carousel-swiper-button-next swiper__arrow swiper__arrow--next carousel-swiper-button-next-block_69efbf8786e9f\" tabindex=\"0\" aria-label=\"Next slide\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"40\" height=\"40\" viewbox=\"0 0 40 40\" fill=\"none\"><path d=\"M20 3.75C16.7861 3.75 13.6443 4.70305 10.972 6.48862C8.29969 8.27419 6.21689 10.8121 4.98696 13.7814C3.75704 16.7507 3.43524 20.018 4.06225 23.1702C4.68926 26.3224 6.23692 29.2179 8.50952 31.4905C10.7821 33.7631 13.6776 35.3107 16.8298 35.9378C19.982 36.5648 23.2493 36.243 26.2186 35.013C29.1879 33.7831 31.7258 31.7003 33.5114 29.028C35.297 26.3557 36.25 23.2139 36.25 20C36.2455 15.6916 34.5319 11.561 31.4855 8.51454C28.439 5.46806 24.3084 3.75455 20 3.75ZM23.3844 25.3656C23.5005 25.4818 23.5926 25.6196 23.6555 25.7714C23.7184 25.9231 23.7507 26.0858 23.7507 26.25C23.7507 26.4142 23.7184 26.5769 23.6555 26.7286C23.5926 26.8804 23.5005 27.0182 23.3844 27.1344C23.2682 27.2505 23.1304 27.3426 22.9786 27.4055C22.8269 27.4683 22.6643 27.5007 22.5 27.5007C22.3358 27.5007 22.1731 27.4683 22.0214 27.4055C21.8696 27.3426 21.7318 27.2505 21.6156 27.1344L15.3656 20.8844C15.2494 20.7683 15.1572 20.6304 15.0943 20.4787C15.0314 20.3269 14.999 20.1643 14.999 20C14.999 19.8357 15.0314 19.6731 15.0943 19.5213C15.1572 19.3696 15.2494 19.2317 15.3656 19.1156L21.6156 12.8656C21.7318 12.7495 21.8696 12.6574 22.0214 12.5945C22.1731 12.5317 22.3358 12.4993 22.5 12.4993C22.6643 12.4993 22.8269 12.5317 22.9786 12.5945C23.1304 12.6574 23.2682 12.7495 23.3844 12.8656C23.5005 12.9818 23.5926 13.1196 23.6555 13.2714C23.7184 13.4231 23.7507 13.5858 23.7507 13.75C23.7507 13.9142 23.7184 14.0769 23.6555 14.2286C23.5926 14.3804 23.5005 14.5182 23.3844 14.6344L18.0172 20L23.3844 25.3656Z\" fill=\"#B5C0CD\"><\/path><\/svg><\/button><\/div>\n<\/div>\n<\/div>\n<p><script defer>\n    document.addEventListener('DOMContentLoaded', function() {\n        const imagesCarouselSwiper = new Swiper('.carousel-swiper-block_69efbf8786e9f', {\n            slidesPerView: 1,\n            spaceBetween: 20,\n            loop: true,\n            pagination: {\n                el: '.swiper-article-carousel__pagination-container-block_69efbf8786e9f',\n                clickable: true,\n            },\n            navigation: {\n                nextEl: '.carousel-swiper-button-next-block_69efbf8786e9f',\n                prevEl: '.carousel-swiper-button-prev-block_69efbf8786e9f',\n            },\n        })\n    })\n<\/script><\/p>\n<h3 class=\"wp-block-heading\" id=\"classification\"><strong>Classification :<\/strong><\/h3>\n<p><strong>Selon la profondeur de la localisation :<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li>\u00c9pidermiques<strong><\/strong>(durillon, verrue, molluscum contagiosum, hyperk\u00e9ratose palmaire) ;<\/li>\n<\/ul>\n<figure class=\"wp-block-video\" id=\"animation-3d-papule-epidermique\"><video controls><source data-src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/articles\/%20Dermatology\/Amorphous%20primary%20morphological%20elements%20of%20the%20skin\/Video\/6_Epidermal_papule_horizont_watermark.webm\" type=\"video\/webm\"><\/source><\/video><figcaption class=\"wp-element-caption\">Animation 3D \u2013 Papule \u00e9pidermique<\/figcaption><\/figure>\n<ul class=\"wp-block-list\">\n<li>\u00c9pidermo-dermiques (psoriasis, lichen plan, n\u00e9vrodermite, ecz\u00e9ma, lupus \u00e9ryth\u00e9mateux, dermatite de Duhring, l\u00e8pre) ;<\/li>\n<\/ul>\n<figure class=\"wp-block-video\" id=\"animation-3d-papule-epidermo-dermique\"><video controls><source data-src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/articles\/%20Dermatology\/Amorphous%20primary%20morphological%20elements%20of%20the%20skin\/Video\/7-Epidermal_dermal_papule_horiz_watermark.webm\" type=\"video\/webm\"><\/source><\/video><figcaption class=\"wp-element-caption\">Animation 3D \u2013 Papule \u00e9pidermo-dermique<\/figcaption><\/figure>\n<ul class=\"wp-block-list\">\n<li>Dermiques (syphilide papulaire (syphilis secondaire)).<\/li>\n<\/ul>\n<figure class=\"wp-block-video\" id=\"animation-3d-papule-dermique\"><video controls><source data-src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/articles\/%20Dermatology\/Amorphous%20primary%20morphological%20elements%20of%20the%20skin\/Video\/8-Dermal_papule_horizont_watermark_sound.webm\" type=\"video\/webm\"><\/source><\/video><figcaption class=\"wp-element-caption\">Animation 3D \u2013 Papule dermique <\/figcaption><\/figure>\n<p><strong> Selon la taille :<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><em>Papule<\/em> (jusqu\u2019\u00e0 1 cm de diam\u00e8tre) ;<\/li>\n<li><em>Plaque<\/em> (plus de 1 cm de diam\u00e8tre).<\/li>\n<\/ul>\n<p><strong>Selon l\u2019origine :<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li>Inflammatoires :\n<ul class=\"wp-block-list\">\n<li>Processus prolif\u00e9ratifs dans l\u2019\u00e9piderme :\n<ul class=\"wp-block-list\">\n<li>Acanthose (\u00e9paississement du stratum spinosum, par exemple en cas d\u2019ecz\u00e9ma) ;<\/li>\n<li>Hypergranulation (\u00e9paississement de la couche granuleuse, par exemple en cas de lichen plan) ;<\/li>\n<li>Hyperk\u00e9ratose (\u00e9paississement de la couche corn\u00e9e, par exemple en cas d\u2019hyperk\u00e9ratose palmaire) ;<\/li>\n<\/ul>\n<\/li>\n<li>Processus infiltratifs dans le derme (par exemple en cas de syphilis secondaire) ;<\/li>\n<\/ul>\n<\/li>\n<li>Non inflammatoires :\n<ul class=\"wp-block-list\">\n<li>M\u00e9taboliques (accumulation de produits m\u00e9taboliques : amylo\u00efde, lipides, mucine, etc.) ;<\/li>\n<li>Tumoraux.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>Selon la forme :<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li>Plates (\u00e9pidermiques, \u00e9pidermo-dermiques) ;<\/li>\n<li>H\u00e9misph\u00e9riques (dermiques) ;<\/li>\n<li>Pointues (folliculaires).<\/li>\n<\/ul>\n<p><strong>Selon la couleur :<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li>Couleur de la peau normale (ad\u00e9nome des glandes s\u00e9bac\u00e9es, molluscum contagiosum) ;<\/li>\n<li>Violettes (lichen plan) ;<\/li>\n<li>Rouges (psoriasis, exanth\u00e8me, syphilis secondaire, prurigo aigu) ;<\/li>\n<li>Brunes (urticaire pigmentaire, histiocytose) ;<\/li>\n<li>Bleut\u00e9es (n\u00e6vus bleu, maladie de Fabry) ;<\/li>\n<li>Jaunes (xanthomes, histiocytose, dermatose granulomateuse) ;<\/li>\n<li>Noires (certains types de n\u00e6vus, sarcome de Kaposi).<\/li>\n<\/ul>\n<div class=\"social-banner-block\">\n<div class=\"social-banner-content\">\n<p class=\"h5-title text-black\">Retrouvez d\u2019autres contenus scientifiquement exacts sur nos m\u00e9dias sociaux<\/p>\n<p><span class=\"social-banner-text text-grey\">Abonnez-vous et ne manquez pas les derni\u00e8res ressources<\/span><\/p>\n<div class=\"social-links-wrapper\"><a class=\"social-icon-link\" href=\"https:\/\/www.facebook.com\/VOKA3DAnatomyAndPathology\/\" target=\"_blank\" rel=\"nofollow noopener\"><img decoding=\"async\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/common\/Social%20Icons\/facebook.svg\" alt=\"social link\"><\/a><a class=\"social-icon-link\" href=\"https:\/\/www.instagram.com\/voka.io\/\" target=\"_blank\" rel=\"nofollow noopener\"><img decoding=\"async\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/common\/Social%20Icons\/insta.svg\" alt=\"social link\"><\/a><a class=\"social-icon-link\" href=\"https:\/\/www.linkedin.com\/company\/voka-io\/posts\/?feedView=all\" target=\"_blank\" rel=\"nofollow noopener\"><img decoding=\"async\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/common\/Social%20Icons\/linkedin.svg\" alt=\"social link\"><\/a><a class=\"social-icon-link\" href=\"https:\/\/www.youtube.com\/@vokaio\" target=\"_blank\" rel=\"nofollow noopener\"><img decoding=\"async\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/common\/Social%20Icons\/youtube.svg\" alt=\"social link\"><\/a><a class=\"social-icon-link\" href=\"https:\/\/www.pinterest.com\/voka3danatomyandpathology\/\" target=\"_blank\" rel=\"nofollow noopener\"><img decoding=\"async\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/common\/Social%20Icons\/pinterest.svg\" alt=\"social link\"><\/a><a class=\"social-icon-link\" href=\"https:\/\/www.tiktok.com\/@voka.io\" target=\"_blank\" rel=\"nofollow noopener\"><img decoding=\"async\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/common\/Social%20Icons\/tiktok.svg\" alt=\"social link\"><\/a><a class=\"social-icon-link\" href=\"https:\/\/discord.gg\/7ejUpq8DRR\" target=\"_blank\" rel=\"nofollow noopener\"><img decoding=\"async\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/common\/Social%20Icons\/discord.svg\" alt=\"social link\"><\/a><\/div>\n<\/div>\n<p><img decoding=\"async\" class=\"social-banner-image\" loading=\"lazy\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/common\/social-media-banner-mobile-image.webp\" alt=\"Banner background\"><\/div>\n<h2 class=\"wp-block-heading\" id=\"nodule\">Nodule<\/h2>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/articles\/%20Dermatology\/Amorphous%20primary%20morphological%20elements%20of%20the%20skin\/Renders\/nodule-a9-1.webp\" alt=\"Nodule en cas de lipome\"><figcaption class=\"wp-element-caption\">Nodule en cas de lipome \u2013 <a href=\"https:\/\/catalog.voka.io\/en\/models\/7db286c9-2c92-4696-b674-d0728758df1f\/aa84b768-8b8e-4880-907f-1fe18463dd42\/6755a278-81d3-4fe9-8238-a96d543663af\/80d097cb-04ca-4719-834a-69e644b85baf\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Mod\u00e8le 3D<\/a><\/figcaption><\/figure>\n<p>Le <strong>nodule<\/strong> est une l\u00e9sion cutan\u00e9e primitive \u00e0 contenu solide, g\u00e9n\u00e9ralement <strong>arrondie<\/strong>, <strong>de 1 cm de diam\u00e8tre ou plus<\/strong>, qui peut \u00eatre <strong>localis\u00e9e \u00e0 des profondeurs variables<\/strong> (le plus souvent dans les couches profondes). \u00c0 la palpation, le nodule est <strong>plus dense qu\u2019une papule<\/strong>. Il peut s\u2019ulc\u00e9rer, laissant une cicatrice.  <\/p>\n<p>Le nodule, en tant que l\u00e9sion cutan\u00e9e, est le plus souvent associ\u00e9 \u00e0 un <strong>lipome<\/strong>, mais peut \u00e9galement \u00eatre observ\u00e9 dans les cas suivants : <strong>syphilis tertiaire<\/strong>, <strong>tuberculose<\/strong>, <strong>l\u00e8pre<\/strong>, <strong>leishmaniose cutan\u00e9e<\/strong>, <strong>\u00e9ryth\u00e8me noueux<\/strong>, <strong>n\u00e6vus intradermiques<\/strong>, <strong>kystes<\/strong>.<\/p>\n<p>Classification des nodules selon la profondeur :<\/p>\n<ul class=\"wp-block-list\">\n<li>Dermo-\u00e9pidermiques ;<\/li>\n<li>Dermiques ;<\/li>\n<li>Dermo-sous-dermiques ;<\/li>\n<li>Sous-dermiques.<\/li>\n<\/ul>\n<div>\n<h2 class=\"faq-title h2-article\" id=\"faq\">FAQ<\/h2>\n<div class=\"faq-section\">\n<div class=\"faq-item faq-answer-hidden\">\n<div class=\"question-block\">\n<div class=\"faq-question\">\n<p class=\" text-black h5-title\">1. Qu\u2019est-ce qu\u2019on entend par l\u00e9sions cutan\u00e9es primitives \u00e0 contenu solide ?<\/p>\n<\/div>\n<div class=\"faq-answer text-main-text-color main-text-medium\">Il s\u2019agit des manifestations primaires des maladies cutan\u00e9es qui apparaissent sur une peau et des muqueuses intactes sans formation de cavit\u00e9s. Elles se pr\u00e9sentent comme des masses denses ou des colorations de la peau. <\/div>\n<\/div>\n<div class=\"expand-button-wrapper\"><button class=\"text-accent expand-button\">+<\/button><\/div>\n<\/div>\n<div class=\"faq-item faq-answer-hidden\">\n<div class=\"question-block\">\n<div class=\"faq-question\">\n<p class=\" text-black h5-title\">2. Pourquoi les macules h\u00e9morragiques ne disparaissent-elles pas \u00e0 la pression ?<\/p>\n<\/div>\n<div class=\"faq-answer text-main-text-color main-text-medium\">Elles sont li\u00e9es \u00e0 la sortie de sang des vaisseaux vers les tissus, c\u2019est pourquoi elles ne se compriment pas par diascopie et conservent leur couleur. Exemples : p\u00e9t\u00e9chies, purpuras, ecchymoses. <\/div>\n<\/div>\n<div class=\"expand-button-wrapper\"><button class=\"text-accent expand-button\">+<\/button><\/div>\n<\/div>\n<div class=\"faq-item faq-answer-hidden\">\n<div class=\"question-block\">\n<div class=\"faq-question\">\n<p class=\" text-black h5-title\">3. Quelle est la diff\u00e9rence entre une macule et un patch ?<\/p>\n<\/div>\n<div class=\"faq-answer text-main-text-color main-text-medium\">La <em>macule<\/em> est une tache d\u2019un diam\u00e8tre inf\u00e9rieur \u00e0 1 cm, et le <em>patch<\/em> est une tache d\u2019un diam\u00e8tre sup\u00e9rieur \u00e0 1 cm. Cette distinction est conventionnelle et sert \u00e0 pr\u00e9ciser la taille de la l\u00e9sion.<\/div>\n<\/div>\n<div class=\"expand-button-wrapper\"><button class=\"text-accent expand-button\">+<\/button><\/div>\n<\/div>\n<div class=\"faq-item faq-answer-hidden\">\n<div class=\"question-block\">\n<div class=\"faq-question\">\n<p class=\" text-black h5-title\">4. Quelle est la diff\u00e9rence entre une papule et un nodule ?<\/p>\n<\/div>\n<div class=\"faq-answer text-main-text-color main-text-medium\">La papule (<em>papula<\/em>) est une l\u00e9sion superficielle ne d\u00e9passant pas 1 cm de diam\u00e8tre. Le nodule (<em>nodus<\/em>) est une l\u00e9sion profonde et dense, de plus de 1 cm de diam\u00e8tre, qui peut \u00eatre localis\u00e9e dans le derme ou le tissu sous-cutan\u00e9 et laisse souvent une cicatrice apr\u00e8s ulc\u00e9ration.<\/div>\n<\/div>\n<div class=\"expand-button-wrapper\"><button class=\"text-accent expand-button\">+<\/button><\/div>\n<\/div>\n<div class=\"faq-item faq-answer-hidden\">\n<div class=\"question-block\">\n<div class=\"faq-question\">\n<p class=\" text-black h5-title\">5. Un nodule peut-il \u00eatre b\u00e9nin ?<\/p>\n<\/div>\n<div class=\"faq-answer text-main-text-color main-text-medium\">Oui, par exemple, en cas de lipome ou de n\u00e6vus intradermique, le nodule peut \u00eatre b\u00e9nin et ne pas provoquer d\u2019inflammation.<\/div>\n<\/div>\n<div class=\"expand-button-wrapper\"><button class=\"text-accent expand-button\">+<\/button><\/div>\n<\/div>\n<div class=\"faq-item faq-answer-hidden\">\n<div class=\"question-block\">\n<div class=\"faq-question\">\n<p class=\" text-black h5-title\">6. Pourquoi est-il important de distinguer les types de l\u00e9sions primitives ?<\/p>\n<\/div>\n<div class=\"faq-answer text-main-text-color main-text-medium\">Le type de l\u00e9sion primitive aide le m\u00e9decin \u00e0 \u00e9tablir un diagnostic pr\u00e9liminaire, \u00e0 \u00e9valuer la nature du processus (inflammatoire, tumoral, vasculaire) et \u00e0 choisir la strat\u00e9gie th\u00e9rapeutique appropri\u00e9e.<\/div>\n<\/div>\n<div class=\"expand-button-wrapper\"><button class=\"text-accent expand-button\">+<\/button><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"sources-list-block sources-list-hidden\" id=\"references\">\n<div class=\"sources-list-content\">\n<div class=\"sources-list-title\">\n<p class=\"small-text-bold text-black sources-list-title-text\">R\u00e9f\u00e9rences<\/p>\n<div class=\"sources-expand-button-wrapper-mobile\">\n<div class=\"sources-expand-button\"><svg width=\"32\" height=\"32\" viewbox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M8 12L16 20L24 12\" stroke=\"#8C9AAB\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><\/path><\/svg><\/div>\n<\/div>\n<\/div>\n<div class=\"sources-list-items\">\n<div class=\"source-item\">\n<p class=\"main-text-semibold text-black\">1.<\/p>\n<div class=\"source-item-content\">\n<p class=\"main-text-semibold text-black\">Catalogue VOKA.<\/p>\n<p><span class=\"small-text-medium text-grey\">https:\/\/catalog.voka.io\/<\/span><\/div>\n<\/div>\n<div class=\"source-item\">\n<p class=\"main-text-semibold text-black\">2.<\/p>\n<div class=\"source-item-content\">\n<p class=\"main-text-semibold text-black\">CARTER, KIMBERLY FERREN RN, PHD; DUFOUR, LINDA TESTANI RN, CRRN, MSN; BALLARD, CAROL N. RN, CDE, FNP, MSN. Identifying primary skin lesions. Nursing 33(12):p 68-69, December 2003.  <\/p>\n<\/div>\n<\/div>\n<div class=\"source-item\">\n<p class=\"main-text-semibold text-black\">3.<\/p>\n<div class=\"source-item-content\">\n<p class=\"main-text-semibold text-black\">An Approach to Primary Lesions. In: Burgin S. eds. Guidebook to Dermatologic Diagnosis. McGraw-Hill Education; 2021. Accessed April 01, 2025.    <\/p>\n<\/div>\n<\/div>\n<div class=\"source-item\">\n<p class=\"main-text-semibold text-black\">4.<\/p>\n<div class=\"source-item-content\">\n<p class=\"main-text-semibold text-black\">Wafaa Binti Mowlabaccus, Common benign skin lesions. From the web DermNet, 2020. <\/p>\n<\/div>\n<\/div>\n<div class=\"source-item\">\n<p class=\"main-text-semibold text-black\">5.<\/p>\n<div class=\"source-item-content\">\n<p class=\"main-text-semibold text-black\">Clinical Dermatology: Diagnosis and Management of Common Disorders, 2e Eds. Carol Soutor, and Maria K. Hordinsky. McGraw-Hill Education, 2022.  <\/p>\n<\/div>\n<\/div>\n<div class=\"source-item\">\n<p class=\"main-text-semibold text-black\">6.<\/p>\n<div class=\"source-item-content\">\n<p class=\"main-text-semibold text-black\">Clinical dermatology \/ J.A.A. Hunter, J.A. Savin, M.V. Dahl.\u2014 3rd ed.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"sources-expand-button-wrapper\">\n<div class=\"sources-expand-button\"><svg width=\"32\" height=\"32\" viewbox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M8 12L16 20L24 12\" stroke=\"#8C9AAB\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><\/path><\/svg><\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Les l\u00e9sions primitives sont des alt\u00e9rations de la peau et des muqueuses qui surviennent \u00e0 la suite de divers processus pathologiques dans la peau et les muqueuses intactes. On distingue 5 types de l\u00e9sions primitives \u00e0 contenu solide : Mod\u00e8les 3D des l\u00e9sions primitives \u00e0 contenu solide : Macule \/ Patch La macule est une [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":0,"template":"","diseases_category":[237],"class_list":["post-655","diseases_post","type-diseases_post","status-publish","hentry","diseases_category-dermatologiques"],"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>L\u00e9sions cutan\u00e9es primitives \u00e0 contenu solide : classification et manifestations cliniques<\/title>\n<meta name=\"description\" content=\"Les l\u00e9sions primitives sont des modifications de la peau et des muqueuses r\u00e9sultant de processus pathologiques. 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