{"id":14143,"date":"2024-04-23T06:30:00","date_gmt":"2024-04-23T04:30:00","guid":{"rendered":"https:\/\/www.doctoome.com\/blog\/?p=14143"},"modified":"2025-04-18T08:56:13","modified_gmt":"2025-04-18T06:56:13","slug":"eczema-de-contact","status":"publish","type":"post","link":"https:\/\/www.doctoome.com\/blog\/eczema-de-contact\/","title":{"rendered":"L&rsquo;ecz\u00e9ma de contact : comprendre et apaiser cette inflammation cutan\u00e9e"},"content":{"rendered":"\n<p><strong>L&rsquo;ecz\u00e9ma de contact<\/strong> est une inflammation cutan\u00e9e r\u00e9sultant d&rsquo;un contact avec des substances irritantes ou allergisantes. <\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Qu&rsquo;est-ce que l&rsquo;ecz\u00e9ma de contact ?<\/h2>\n\n\n\n<p>Il existe deux types principaux d&rsquo;ecz\u00e9ma de contact : l&rsquo;<strong>ecz\u00e9ma allergique de contact<\/strong> et l&rsquo;<strong>ecz\u00e9ma irritatif de contact<\/strong>. La pr\u00e9valence de cette affection cutan\u00e9e varie selon les pays, touchant environ 15% de la population fran\u00e7aise.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Les facteurs d\u00e9clencheurs<\/h3>\n\n\n\n<p>L&rsquo;ecz\u00e9ma de contact est provoqu\u00e9 par le contact de la peau avec des substances irritantes ou allergisantes. Ces substances peuvent \u00eatre d&rsquo;origine professionnelle, domestique ou environnementale. Voici une liste non exhaustive des facteurs d\u00e9clencheurs les plus courants :<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Produits chimiques&nbsp;:<\/strong> solvants, d\u00e9tergents, savons agressifs, produits de nettoyage, cosm\u00e9tiques, parfums, conservateurs, colorants, r\u00e9sines \u00e9poxy, etc.<\/li>\n\n\n\n<li><strong>M\u00e9taux&nbsp;:<\/strong> nickel, chrome, cobalt, or, argent, etc. Ces m\u00e9taux sont souvent pr\u00e9sents dans les bijoux, les montres, les boutons de v\u00eatements, les fermetures \u00e9clair, les proth\u00e8ses dentaires et les outils.<\/li>\n\n\n\n<li><strong>Plantes&nbsp;:<\/strong> certaines plantes peuvent provoquer des r\u00e9actions allergiques, comme le sumac grimpant, le sumac de l&rsquo;Ouest, la primev\u00e8re, la renou\u00e9e du Japon, etc.<\/li>\n\n\n\n<li><strong>M\u00e9dicaments&nbsp;: <\/strong>certains m\u00e9dicaments appliqu\u00e9s sur la peau, tels que les antibiotiques, les antiseptiques, les anesth\u00e9siques locaux et les corticost\u00e9ro\u00efdes, peuvent provoquer un ecz\u00e9ma de contact.<\/li>\n\n\n\n<li><strong>Textiles&nbsp;:<\/strong> certains tissus, comme la laine, le nylon, le polyester et les tissus synth\u00e9tiques, peuvent irriter la peau et provoquer un ecz\u00e9ma de contact. Les teintures et les finitions appliqu\u00e9es aux tissus peuvent \u00e9galement \u00eatre \u00e0 l&rsquo;origine de r\u00e9actions allergiques.<\/li>\n\n\n\n<li><strong>Aliments&nbsp;: <\/strong>bien que moins fr\u00e9quents, certains aliments peuvent provoquer un ecz\u00e9ma de contact lorsqu&rsquo;ils entrent en contact avec la peau, comme les fruits et l\u00e9gumes crus, les \u00e9pices, les arachides et les produits laitiers.<\/li>\n\n\n\n<li><strong>Latex&nbsp;:<\/strong> les gants en latex et d&rsquo;autres produits en caoutchouc naturel peuvent provoquer des r\u00e9actions allergiques chez certaines personnes.<\/li>\n\n\n\n<li><strong>Conditions environnementales&nbsp;: <\/strong>la transpiration, la chaleur, le froid, l&rsquo;humidit\u00e9 et le stress peuvent aggraver ou d\u00e9clencher un ecz\u00e9ma de contact.<\/li>\n<\/ol>\n\n\n\n<p>Il est important d&rsquo;identifier les facteurs d\u00e9clencheurs sp\u00e9cifiques \u00e0 chaque individu. Cela permet d&rsquo;\u00e9viter au mieux ces substances et pr\u00e9venir les r\u00e9actions d&rsquo;ecz\u00e9ma irritatif ou allergique de contact.<\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image is-style-rounded\">\n<figure class=\"aligncenter size-medium\"><img decoding=\"async\" width=\"300\" height=\"223\" data-src=\"https:\/\/s3.eu-west-1.amazonaws.com\/dm.prod.raw\/2024\/04\/Capture-decran-2024-04-18-a-21.10.59-300x223.png\" alt=\"Ecz\u00e9ma allergique de contact \" class=\"wp-image-14145 lazyload\" data-srcset=\"https:\/\/s3.eu-west-1.amazonaws.com\/dm.prod.raw\/2024\/04\/Capture-decran-2024-04-18-a-21.10.59-300x223.png 300w, https:\/\/s3.eu-west-1.amazonaws.com\/dm.prod.raw\/2024\/04\/Capture-decran-2024-04-18-a-21.10.59-768x571.png 768w, https:\/\/s3.eu-west-1.amazonaws.com\/dm.prod.raw\/2024\/04\/Capture-decran-2024-04-18-a-21.10.59.png 990w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/223;\" \/><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\">Sympt\u00f4mes et diagnostic<\/h3>\n\n\n\n<p>Les sympt\u00f4mes de l&rsquo;<a href=\"https:\/\/www.doctoome.com\/blog\/allergies-et-eczema-atopique\/\" target=\"_blank\" rel=\"noreferrer noopener\">ecz\u00e9ma <\/a>de contact incluent :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Rougeurs<\/strong> et <strong>inflammation <\/strong>de la peau<\/li>\n\n\n\n<li><strong>D\u00e9mangeaisons<\/strong> intenses<\/li>\n\n\n\n<li>Apparition de <strong>v\u00e9sicules<\/strong>, papules ou cro\u00fbtes<\/li>\n\n\n\n<li><strong>S\u00e9cheresse<\/strong> et desquamation de la peau<\/li>\n\n\n\n<li><strong>Fissures<\/strong> et suintement dans les cas s\u00e9v\u00e8res<\/li>\n<\/ul>\n\n\n\n<p>Le diagnostic repose sur un examen clinique, un interrogatoire du patient et des tests \u00e9picutan\u00e9s pour identifier les substances responsables.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Traitements et pr\u00e9vention<\/h2>\n\n\n\n<p>Le traitement de l&rsquo;ecz\u00e9ma irritatif de contact consiste principalement \u00e0 \u00e9viter les substances irritantes ou allergisantes \u00e0 l&rsquo;origine de l&rsquo;inflammation. Des soins locaux \u00e0 base de dermocortico\u00efdes, d&rsquo;\u00e9mollients et d&rsquo;antihistaminiques peuvent \u00e9galement \u00eatre prescrits pour soulager les sympt\u00f4mes.<\/p>\n\n\n\n<p>Pour pr\u00e9venir l&rsquo;ecz\u00e9ma de contact, il faut : <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Identifier<\/strong> et<strong> \u00e9viter les substances responsables<\/strong><\/li>\n\n\n\n<li>Prot\u00e9ger sa peau avec des gants, des v\u00eatements adapt\u00e9s et des cr\u00e8mes barri\u00e8res<\/li>\n\n\n\n<li>Hydrater r\u00e9guli\u00e8rement sa peau avec des \u00e9mollients<\/li>\n\n\n\n<li>Utiliser des produits d&rsquo;hygi\u00e8ne doux et hypoallerg\u00e9niques<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image is-style-default\">\n<figure class=\"aligncenter size-thumbnail\"><img decoding=\"async\" width=\"150\" height=\"150\" data-src=\"https:\/\/s3.eu-west-1.amazonaws.com\/dm.prod.raw\/2024\/03\/Capture-decran-2024-03-28-a-16.02.09-150x150.png\" alt=\"Facteurs g\u00e9n\u00e9tiques et ecz\u00e9ma de contact\" class=\"wp-image-14053 lazyload\" data-srcset=\"https:\/\/s3.eu-west-1.amazonaws.com\/dm.prod.raw\/2024\/03\/Capture-decran-2024-03-28-a-16.02.09-150x150.png 150w, https:\/\/s3.eu-west-1.amazonaws.com\/dm.prod.raw\/2024\/03\/Capture-decran-2024-03-28-a-16.02.09-300x300.png 300w, https:\/\/s3.eu-west-1.amazonaws.com\/dm.prod.raw\/2024\/03\/Capture-decran-2024-03-28-a-16.02.09-75x75.png 75w\" data-sizes=\"(max-width: 150px) 100vw, 150px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 150px; --smush-placeholder-aspect-ratio: 150\/150;\" \/><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\">Facteurs g\u00e9n\u00e9tiques et ecz\u00e9ma de contact<\/h3>\n\n\n\n<p>Bien que l&rsquo;ecz\u00e9ma de contact soit principalement<strong> li\u00e9 \u00e0 des facteurs environnementaux<\/strong>, certaines <strong>pr\u00e9dispositions g\u00e9n\u00e9tiques<\/strong> peuvent favoriser son d\u00e9veloppement. Des mutations dans des g\u00e8nes impliqu\u00e9s dans la fonction barri\u00e8re de la peau, ont \u00e9t\u00e9 mises en \u00e9vidence chez ces patients atteints. Il s&rsquo;agit d&rsquo;une forme d&rsquo;ecz\u00e9ma qui est fr\u00e9quemment associ\u00e9e \u00e0 l&rsquo;ecz\u00e9ma de contact.<\/p>\n\n\n\n<p>Bien que l&rsquo;ecz\u00e9ma atopique et l&rsquo;ecz\u00e9ma de contact soient deux affections cutan\u00e9es diff\u00e9rentes, ils partagent certaines similitudes g\u00e9n\u00e9tiques. En effet, des \u00e9tudes<sup data-fn=\"e1283774-f98f-48a4-8a5a-1efeef5a786f\" class=\"fn\"><a id=\"e1283774-f98f-48a4-8a5a-1efeef5a786f-link\" href=\"#e1283774-f98f-48a4-8a5a-1efeef5a786f\">1<\/a><\/sup> ont montr\u00e9 que des mutations dans certains g\u00e8nes impliqu\u00e9s dans la fonction barri\u00e8re de la peau peuvent pr\u00e9disposer \u00e0 la fois \u00e0 l&rsquo;ecz\u00e9ma atopique et \u00e0 l&rsquo;ecz\u00e9ma de contact.<\/p>\n\n\n\n<p>Le g\u00e8ne le plus \u00e9tudi\u00e9 dans ce contexte est le <strong>g\u00e8ne de la filaggrine (FLG)<\/strong>. La filaggrine est une prot\u00e9ine essentielle pour la formation et le maintien de la barri\u00e8re cutan\u00e9e. Des mutations dans le g\u00e8ne FLG peuvent entra\u00eener une r\u00e9duction de la production de filaggrine. Ce qui affaiblit la barri\u00e8re cutan\u00e9e et rend la peau plus vuln\u00e9rable aux agressions ext\u00e9rieures, telles que les allerg\u00e8nes et les irritants.<\/p>\n\n\n\n<p>Des mutations dans le <strong>g\u00e8ne FLG<\/strong> ont \u00e9t\u00e9 associ\u00e9es \u00e0 un risque accru de d\u00e9velopper un ecz\u00e9ma atopique, ainsi qu&rsquo;une sensibilit\u00e9 accrue aux allerg\u00e8nes et aux irritants responsables de l&rsquo;ecz\u00e9ma de contact. Bien que l&rsquo;ecz\u00e9ma atopique et l&rsquo;ecz\u00e9ma de contact aient des causes et des d\u00e9clencheurs diff\u00e9rents, ils peuvent partager des pr\u00e9dispositions g\u00e9n\u00e9tiques communes qui affectent la fonction barri\u00e8re de la peau.<\/p>\n\n\n\n<p>Il est important de noter que la pr\u00e9sence de mutations dans le g\u00e8ne FLG n&rsquo;est pas syst\u00e9matique chez tous les patients atteints de <a href=\"https:\/\/www.doctoome.com\/blog\/comment-traiter-eczema-dermatite-atopique\/\" target=\"_blank\" rel=\"noreferrer noopener\">dermatite atopique<\/a> ou de l&rsquo;ecz\u00e9ma allergique de contact. D&rsquo;autres facteurs g\u00e9n\u00e9tiques et environnementaux peuvent \u00e9galement jouer un r\u00f4le dans le d\u00e9veloppement de ces affections cutan\u00e9es.<\/p>\n\n\n\n<p>En r\u00e9sum\u00e9, l&rsquo;<strong>ecz\u00e9ma atopique et l&rsquo;ecz\u00e9ma de contact<\/strong> partagent certaines <strong>similitudes g\u00e9n\u00e9tiques,<\/strong> en particulier concernant les mutations du g\u00e8ne de la filaggrine. Celles qui affectent la fonction barri\u00e8re de la peau et pr\u00e9disposent \u00e0 ces deux affections cutan\u00e9es. Cependant, il s&rsquo;agit de <strong>deux maladies distinctes avec des causes et des d\u00e9clencheurs sp\u00e9cifiques.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Quels professionnels de sant\u00e9 consulter ?<\/h2>\n\n\n\n<p>Plusieurs professionnels de sant\u00e9 peuvent \u00eatre consult\u00e9s :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Le <strong>m\u00e9decin g\u00e9n\u00e9raliste<\/strong>, qui r\u00e9alisera un premier diagnostic et prescrira des soins adapt\u00e9s<\/li>\n\n\n\n<li>Le <strong>dermatologue<\/strong>, sp\u00e9cialiste des maladies de la peau, qui affinera le diagnostic et proposera des traitements sp\u00e9cifiques<\/li>\n\n\n\n<li>L&rsquo;<strong>allergologue<\/strong>, qui effectuera des tests \u00e9picutan\u00e9s pour identifier les substances responsables de l&rsquo;ecz\u00e9ma de contact<\/li>\n<\/ul>\n\n\n\n<p>En conclusion, l&rsquo;ecz\u00e9ma de contact est une r\u00e9action cutan\u00e9e fr\u00e9quente due au contact avec des substances irritantes ou allergisantes. La prise en charge repose sur l&rsquo;\u00e9viction des substances responsables, l&rsquo;utilisation de soins locaux adapt\u00e9s et la consultation de professionnels de sant\u00e9 sp\u00e9cialis\u00e9s.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.doctoome.com\/s\/allergologue\" target=\"_blank\" rel=\"noreferrer noopener\">Consulter un allergologue<\/a><\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>Articles qui pourraient vous int\u00e9resser :&nbsp;<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ecz\u00e9ma atopique ou dermatite atopique : causes, sympt\u00f4mes et traitements : <a href=\"https:\/\/www.doctoome.com\/blog\/comment-traiter-eczema-dermatite-atopique\/\">https:\/\/www.doctoome.com\/blog\/comment-traiter-eczema-dermatite-atopique\/<\/a><\/li>\n\n\n\n<li>Ecz\u00e9ma chez l&rsquo;adulte et l&rsquo;enfant : <a href=\"https:\/\/www.doctoome.com\/blog\/differentes-formes-deczema\/\">https:\/\/www.doctoome.com\/blog\/differentes-formes-deczema\/<\/a><\/li>\n\n\n\n<li>Ecz\u00e9ma dyshidrosique : comprendre et g\u00e9rer cette affection cutan\u00e9e : <a href=\"https:\/\/www.doctoome.com\/blog\/eczema-dshidrosique-doctoome\/\">https:\/\/www.doctoome.com\/blog\/eczema-dshidrosique\/<\/a><\/li>\n\n\n\n<li>Comprendre et traiter l\u2019ecz\u00e9ma nummulaire : <a href=\"https:\/\/www.doctoome.com\/blog\/l-eczema-nummulaire\/\">https:\/\/www.doctoome.com\/blog\/l-eczema-nummulaire\/<\/a><\/li>\n<\/ul>\n\n\n\n<p><strong>Sources : <\/strong><\/p>\n\n\n<ol class=\"wp-block-footnotes\"><li id=\"e1283774-f98f-48a4-8a5a-1efeef5a786f\">Palmer, C. N., Irvine, A. D., Terron-Kwiatkowski, A., Zhao, Y., Liao, H., Lee, A. C., &#8230; &amp; Sandilands, A. (2006). Common loss-of-function variants of the epidermal barrier protein filaggrin are a major predisposing factor for atopic dermatitis. Nature Genetics, 38(4), 441-446 : <a href=\"https:\/\/www.nature.com\/articles\/ng1765\">https:\/\/www.nature.com\/articles\/ng1765<\/a> <br>Thyssen, J. P., Linneberg, A., Carlsen, B. C., Meldgaard, M., Nielsen, N. H., Menne, T., &#8230; &amp; Johansen, J. D. (2010). Filaggrin null mutations increase the risk and persistence of hand eczema in subjects with atopic dermatitis. Journal of Allergy and Clinical Immunology, 125(2), 434-440.e1 : <a href=\"https:\/\/www.jacionline.org\/article\/S0091-6749(10)00037-3\/fulltext \">https:\/\/www.jacionline.org\/article\/S0091-6749(10)00037-3\/fulltext <\/a><br>McLean, W. H., Cork, M. J., &amp; Irvine, A. D. (2011). Filaggrin mutations in eczema and asthma: gene-environment interactions. Journal of Investigative Dermatology, 131(5), 921-930 : <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0022205110004791\">https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0022205110004791<\/a>  <a href=\"#e1283774-f98f-48a4-8a5a-1efeef5a786f-link\" aria-label=\"Aller \u00e0 la note de bas de page 1\">\u21a9\ufe0e<\/a><\/li><\/ol>\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Causes, sympt\u00f4mes et traitements de l&rsquo;ecz\u00e9ma de contact, une inflammation cutan\u00e9e provoqu\u00e9e par des substances irritantes ou allergisantes. Apprenez \u00e0 identifier les facteurs d\u00e9clencheurs et \u00e0 pr\u00e9venir les r\u00e9cidives pour soulager votre peau.<\/p>\n","protected":false},"author":126,"featured_media":14144,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"[{\"content\":\"Palmer, C. N., Irvine, A. D., Terron-Kwiatkowski, A., Zhao, Y., Liao, H., Lee, A. C., ... &amp; Sandilands, A. (2006). Common loss-of-function variants of the epidermal barrier protein filaggrin are a major predisposing factor for atopic dermatitis. Nature Genetics, 38(4), 441-446 : <a href=\\\"https:\/\/www.nature.com\/articles\/ng1765\\\">https:\/\/www.nature.com\/articles\/ng1765<\/a> <br>Thyssen, J. P., Linneberg, A., Carlsen, B. C., Meldgaard, M., Nielsen, N. H., Menne, T., ... &amp; Johansen, J. D. (2010). Filaggrin null mutations increase the risk and persistence of hand eczema in subjects with atopic dermatitis. Journal of Allergy and Clinical Immunology, 125(2), 434-440.e1 : <a href=\\\"https:\/\/www.jacionline.org\/article\/S0091-6749(10)00037-3\/fulltext \\\">https:\/\/www.jacionline.org\/article\/S0091-6749(10)00037-3\/fulltext <\/a><br>McLean, W. H., Cork, M. J., &amp; Irvine, A. D. (2011). Filaggrin mutations in eczema and asthma: gene-environment interactions. Journal of Investigative Dermatology, 131(5), 921-930 : <a href=\\\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0022205110004791\\\">https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0022205110004791<\/a> \",\"id\":\"e1283774-f98f-48a4-8a5a-1efeef5a786f\"}]"},"categories":[2483],"tags":[476,40],"class_list":["post-14143","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dermatologie","tag-allergologue","tag-dermatologue-et-venerologue"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>L&#039;ecz\u00e9ma de contact : comprendre et apaiser cette inflammation cutan\u00e9e | Blog - Doctoome<\/title>\n<meta name=\"description\" content=\"Causes, sympt\u00f4mes et traitements de l&#039;ecz\u00e9ma de contact, une inflammation cutan\u00e9e provoqu\u00e9e par des substances irritantes ou allergisantes.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.doctoome.com\/blog\/eczema-de-contact\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"L&#039;ecz\u00e9ma de contact : comprendre et apaiser cette inflammation cutan\u00e9e | Blog - 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