{"id":61409,"date":"2026-02-11T09:22:48","date_gmt":"2026-02-11T08:22:48","guid":{"rendered":"https:\/\/drromanovaleria.ch\/?post_type=infographie&#038;p=61409"},"modified":"2026-06-12T10:52:07","modified_gmt":"2026-06-12T08:52:07","slug":"invecchiamento-pelle-laser","status":"publish","type":"infographie","link":"https:\/\/drromanovaleria.ch\/it\/infographie\/vieillissement-peau-laser\/","title":{"rendered":"Il trattamento laser invecchia la pelle ?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"61409\" class=\"elementor elementor-61409\" data-elementor-post-type=\"infographie\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3ea818a e-flex e-con-boxed e-con e-parent\" data-id=\"3ea818a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-1384aa3 e-con-full e-flex e-con e-child\" data-id=\"1384aa3\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-43cf34e elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"43cf34e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">EST-CE QUE LE LASER VIEILLIT LA PEAU ?<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a43a722 elementor-align-center elementor-widget elementor-widget-breadcrumbs\" data-id=\"a43a722\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"breadcrumbs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p id=\"breadcrumbs\"><span><span><a href=\"https:\/\/drromanovaleria.ch\/\">Accueil<\/a><\/span><\/span><\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-09614ad e-flex e-con-boxed e-con e-parent\" data-id=\"09614ad\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-1192342 e-flex e-con-boxed e-con e-child\" data-id=\"1192342\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-ba472ee e-con-full e-flex e-con e-child\" data-id=\"ba472ee\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bee12d5 elementor-widget elementor-widget-text-editor\" data-id=\"bee12d5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La question fr\u00e9quemment pos\u00e9e en consultation par rapport aux lasers est : le laser esth\u00e9tique alt\u00e8re-t-il la peau \u00e0 long terme ? Peut-il acc\u00e9l\u00e9rer le vieillissement cutan\u00e9 ? Cette inqui\u00e9tude est compr\u00e9hensible. Le terme \u00ab laser \u00bb \u00e9voque spontan\u00e9ment chaleur, \u00e9nergie, voire une forme d\u2019agression tissulaire.<br \/>Les technologies laser sont sp\u00e9cifiquement con\u00e7ues pour induire une stimulation contr\u00f4l\u00e9e de la synth\u00e8se de collag\u00e8ne, favoriser les m\u00e9canismes de r\u00e9paration,\u00a0 am\u00e9liorer la qualit\u00e9 de la peau et permettre un rajeunissement profond de la peau.<br \/>En tant que m\u00e9decin \u00e0 Gen\u00e8ve, il est essentiel d\u2019apporter une r\u00e9ponse fond\u00e9e sur des donn\u00e9es scientifiques rigoureuses. Utilis\u00e9 selon des indications appropri\u00e9es, avec un param\u00e9trage pr\u00e9cis et une ma\u00eetrise technique ad\u00e9quate, le laser n\u2019acc\u00e9l\u00e8re pas le vieillissement cutan\u00e9. Au contraire, certaines technologies sont reconnues pour stimuler la synth\u00e8se du collag\u00e8ne et am\u00e9liorer de mani\u00e8re durable la structure du derme.<br \/>Pour comprendre ces effets, il convient d\u2019examiner le mode d\u2019action du laser, son interaction avec les diff\u00e9rents constituants cutan\u00e9s et les m\u00e9canismes biologiques impliqu\u00e9s dans le vieillissement de la peau.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d01eefa e-flex e-con-boxed e-con e-child\" data-id=\"d01eefa\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8a65090 elementor-widget elementor-widget-image\" data-id=\"8a65090\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"220\" src=\"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/05\/hydratation-peau.webp\" class=\"attachment-medium size-medium wp-image-4852\" alt=\"image peau jeune hydrat\u00e9e\" srcset=\"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/05\/hydratation-peau.webp 300w, https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/05\/hydratation-peau-16x12.webp 16w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-33c87d0 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"33c87d0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/drromanovaleria.ch\/contactez-le-dr-romano\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Prendre rendez-vous<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-80211b5 e-flex e-con-boxed e-con e-parent\" data-id=\"80211b5\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-57b3fc1 elementor-toc--content-ellipsis elementor-toc--minimized-on-desktop elementor-widget elementor-widget-table-of-contents\" data-id=\"57b3fc1\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;exclude_headings_by_selector&quot;:[],&quot;minimized_on&quot;:&quot;desktop&quot;,&quot;no_headings_message&quot;:&quot;Aucun titre n\\u2019a \\u00e9t\\u00e9 trouv\\u00e9 sur cette page.&quot;,&quot;headings_by_tags&quot;:[&quot;h2&quot;,&quot;h3&quot;,&quot;h4&quot;,&quot;h5&quot;,&quot;h6&quot;],&quot;marker_view&quot;:&quot;numbers&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<h2 class=\"elementor-toc__header-title\">\n\t\t\t\tSommaire\t\t\t<\/h2>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__57b3fc1\" aria-expanded=\"true\" aria-label=\"Ouvrir la table des mati\u00e8res\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-down\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__57b3fc1\" aria-expanded=\"true\" aria-label=\"Fermer la table des mati\u00e8res\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-up\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M240.971 130.524l194.343 194.343c9.373 9.373 9.373 24.569 0 33.941l-22.667 22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__57b3fc1\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8f0c444 e-flex e-con-boxed e-con e-parent\" data-id=\"8f0c444\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-01aef31 elementor-widget elementor-widget-text-editor\" data-id=\"01aef31\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Le fonctionnement du laser en m\u00e9decine esth\u00e9tique<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dfe6031 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"dfe6031\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-46e357a elementor-widget elementor-widget-text-editor\" data-id=\"46e357a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le laser est une lumi\u00e8re coh\u00e9rente, monochromatique et concentr\u00e9e. Chaque laser \u00e9met une longueur d\u2019onde sp\u00e9cifique, ciblant une structure pr\u00e9cise de la peau appel\u00e9e chromophore : la m\u00e9lanine, l\u2019h\u00e9moglobine ou l\u2019eau.<br \/>En dermatologie esth\u00e9tique, on distingue plusieurs grandes familles : les lasers vasculaires (ciblent les rougeurs et les vaisseaux), les lasers pigmentaires (ciblent les taches), les lasers ablatifs (CO\u2082, Erbium), les lasers fractionn\u00e9s non ablatifs, les lasers \u00e9pilatoires.<br \/>Le principe fondamental repose sur la photothermolyse s\u00e9lective : l\u2019\u00e9nergie lumineuse est absorb\u00e9e par la cible sans d\u00e9truire les tissus environnants lorsque les param\u00e8tres sont bien r\u00e9gl\u00e9s.<br \/>La chaleur g\u00e9n\u00e9r\u00e9e d\u00e9clenche un ph\u00e9nom\u00e8ne biologique contr\u00f4l\u00e9 : une inflammation transitoire suivie d\u2019une phase de r\u00e9paration et de r\u00e9g\u00e9n\u00e9ration tissulaire.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ab9aaa2 e-flex e-con-boxed e-con e-parent\" data-id=\"ab9aaa2\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f3005c3 elementor-widget elementor-widget-text-editor\" data-id=\"f3005c3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Causes du vieillissement cutan\u00e9\u00a0<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b4b846d elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"b4b846d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-204fbc7 elementor-widget elementor-widget-text-editor\" data-id=\"204fbc7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pour r\u00e9pondre \u00e0 la question \u00ab le laser vieillit-il la peau ? \u00bb, il faut d\u2019abord comprendre ce qu\u2019est le vieillissement cutan\u00e9. Ce dernier repose sur deux m\u00e9canismes principaux : le vieillissement intrins\u00e8que et le vieillissement extrins\u00e8que.<br \/>Le vieillissement intrins\u00e8que, li\u00e9 au temps et \u00e0 la g\u00e9n\u00e9tique, correspond \u00e0 une diminution progressive de la quantit\u00e9 de collag\u00e8ne, d\u2019\u00e9lastine et d\u2019acide hyaluronique.<br \/>Le vieillissement extrins\u00e8que est li\u00e9 aux agressions environnementales :UV, pollution, tabac, stress oxydatif.<br \/>Le vieillissement cutan\u00e9 se caract\u00e9rise par une perte de densit\u00e9 dermique, une diminution de l\u2019\u00e9lasticit\u00e9, une alt\u00e9ration de la qualit\u00e9 cutan\u00e9e, l\u2019apparition de rides, une pigmentation irr\u00e9guli\u00e8re<br \/>Le vieillissement est principalement li\u00e9 aux UV et au stress oxydatif chronique, et non aux traitements m\u00e9dicaux contr\u00f4l\u00e9s.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d82b090 e-flex e-con-boxed e-con e-parent\" data-id=\"d82b090\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-295d9d5 elementor-widget elementor-widget-text-editor\" data-id=\"295d9d5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Le laser stimule-t-il ou d\u00e9truit-il le collag\u00e8ne ?<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-db20712 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"db20712\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a55739a elementor-widget elementor-widget-text-editor\" data-id=\"a55739a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La distinction entre stimulation et destruction du collag\u00e8ne constitue un point central.<br \/>Les lasers fractionn\u00e9s, qu\u2019ils soient ablatifs ou non ablatifs, induisent des zones microscopiques de stimulation thermique contr\u00f4l\u00e9e au sein du tissu cutan\u00e9. Ces micro-l\u00e9sions d\u00e9clenchent un processus biologique de r\u00e9paration appel\u00e9 n\u00e9ocollag\u00e9n\u00e8se.<br \/>La n\u00e9ocollag\u00e9n\u00e8se correspond \u00e0 la synth\u00e8se de nouveau collag\u00e8ne par les fibroblastes. Des \u00e9tudes histologiques ont objectiv\u00e9 une augmentation mesurable de la synth\u00e8se de collag\u00e8ne de type I et de type III apr\u00e8s traitement par laser fractionn\u00e9.<br \/>Ainsi, dans le cadre d\u2019une indication de rajeunissement cutan\u00e9, le laser stimule la production de collag\u00e8ne et n\u2019entra\u00eene pas son \u00e9puisement.<br \/>Cependant, une utilisation excessive, des param\u00e8tres inadapt\u00e9s ou des s\u00e9ances trop rapproch\u00e9es peuvent induire une inflammation chronique susceptible d\u2019alt\u00e9rer la qualit\u00e9 du derme. Cette situation rel\u00e8ve d\u2019une mauvaise indication ou d\u2019un d\u00e9faut de ma\u00eetrise technique, et non de la technologie elle-m\u00eame.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-54689f6 e-flex e-con-boxed e-con e-parent\" data-id=\"54689f6\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-19b3944 elementor-widget elementor-widget-text-editor\" data-id=\"19b3944\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Le laser peut-il affiner la peau ?<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-26e5bdd elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"26e5bdd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ab3ad14 elementor-widget elementor-widget-text-editor\" data-id=\"ab3ad14\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>L\u2019id\u00e9e selon laquelle le laser pourrait amincir la peau au point de la fragiliser repose sur une perception inexacte des m\u00e9canismes biologiques en jeu.<br \/>Les lasers ablatifs retirent de mani\u00e8re contr\u00f4l\u00e9e une portion de l\u2019\u00e9piderme. Cette action est volontaire et ma\u00eetris\u00e9e. L\u2019\u00e9piderme se r\u00e9g\u00e9n\u00e8re compl\u00e8tement en quelques jours gr\u00e2ce \u00e0 la capacit\u00e9 prolif\u00e9rative des k\u00e9ratinocytes. Parall\u00e8lement, le derme entre dans un processus progressif de reconstruction tissulaire.<br \/>Apr\u00e8s cicatrisation, une augmentation de l\u2019\u00e9paisseur dermique est fr\u00e9quemment observ\u00e9e, en lien avec la stimulation de la synth\u00e8se du collag\u00e8ne et le remodelage matriciel. Des \u00e9tudes d\u2019imagerie cutan\u00e9e ont objectiv\u00e9 un \u00e9paississement dermique mesurable plusieurs mois apr\u00e8s un traitement par laser fractionn\u00e9.<br \/>Toutefois, des protocoles excessivement agressifs ou r\u00e9p\u00e9t\u00e9s sans \u00eatre vraiment indiqu\u00e9s peuvent alt\u00e9rer transitoirement la barri\u00e8re cutan\u00e9e. Cette situation souligne la n\u00e9cessit\u00e9 d\u2019une \u00e9valuation m\u00e9dicale pr\u00e9alable, la r\u00e9alisation de la s\u00e9ance par un m\u00e9decin exp\u00e9riment\u00e9 et d\u2019un protocole th\u00e9rapeutique personnalis\u00e9.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a1cf2b0 e-flex e-con-boxed e-con e-parent\" data-id=\"a1cf2b0\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7256674 elementor-widget elementor-widget-text-editor\" data-id=\"7256674\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Risques r\u00e9els du laser<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4bb6ab4 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"4bb6ab4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-95b58f7 elementor-widget elementor-widget-text-editor\" data-id=\"95b58f7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Un laser ne vieillit pas la peau en soi. Mais il comporte des risques potentiels s\u2019il est mal utilis\u00e9 : hyperpigmentation post-inflammatoire, hypopigmentation, cicatrices, \u00e9ryth\u00e8me prolong\u00e9, sensibilit\u00e9 cutan\u00e9e accrue.<br \/>Ces complications surviennent principalement chez des phototypes \u00e9lev\u00e9s si la s\u00e9ance est r\u00e9alis\u00e9e par un m\u00e9decin peu exp\u00e9riment\u00e9 et la peau n\u2019a pas \u00e9t\u00e9 pr\u00e9par\u00e9e, en cas d\u2019exposition solaire apr\u00e8s le traitement, en cas de param\u00e8tres inadapt\u00e9s, si le traitement est r\u00e9alis\u00e9 par un non m\u00e9decin<br \/>Dans un cadre m\u00e9dical rigoureux, le risque de \u00ab vieillissement pr\u00e9matur\u00e9 \u00bb induit par laser n\u2019est pas d\u00e9montr\u00e9 scientifiquement.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-219ab27 e-flex e-con-boxed e-con e-parent\" data-id=\"219ab27\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bb814be elementor-widget elementor-widget-text-editor\" data-id=\"bb814be\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Le r\u00f4le de l\u2019inflammation contr\u00f4l\u00e9e apr\u00e8s une s\u00e9ance laser<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f4bb503 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"f4bb503\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cd8d729 elementor-widget elementor-widget-text-editor\" data-id=\"cd8d729\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Toute proc\u00e9dure esth\u00e9tique efficace repose sur un principe biologique simple : une inflammation contr\u00f4l\u00e9e induit une r\u00e9paration qui am\u00e9liore la qualit\u00e9 de la peau.<br \/>Ce m\u00e9canisme est comparable \u00e0 celui observ\u00e9 avec les peelings chimiques et les injections d\u2019inducteurs de collag\u00e8ne. <br \/>L\u2019inflammation aigu\u00eb, br\u00e8ve et contr\u00f4l\u00e9e stimule les fibroblastes. En revanche, l\u2019inflammation chronique et r\u00e9p\u00e9t\u00e9e acc\u00e9l\u00e8re le vieillissement.<br \/>Un protocole bien conduit respecte des intervalles suffisants entre les s\u00e9ances pour \u00e9viter toute r\u00e9action inflammatoire exag\u00e9r\u00e9e.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9c65b2c e-flex e-con-boxed e-con e-parent\" data-id=\"9c65b2c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-91e19f0 elementor-widget elementor-widget-text-editor\" data-id=\"91e19f0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Laser et exposition solaire<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3aa3738 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"3aa3738\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-14dd1ed elementor-widget elementor-widget-text-editor\" data-id=\"14dd1ed\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La confusion entre laser et vieillissement provient parfois d\u2019un autre facteur : le soleil.<br \/>Apr\u00e8s un traitement laser, la peau est temporairement plus sensible aux UV. Une exposition non prot\u00e9g\u00e9e peut entra\u00eener une pigmentation irr\u00e9guli\u00e8re ou majorer le stress oxydatif.<br \/>Ce n\u2019est pas le laser qui vieillit la peau, mais l\u2019absence de protection solaire apr\u00e8s le traitement.<br \/>L\u2019application d\u2019une protection solaire pendant plusieurs semaines apr\u00e8s la s\u00e9ance laserest indispensable.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5797f8b e-flex e-con-boxed e-con e-parent\" data-id=\"5797f8b\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c70e0c6 elementor-widget elementor-widget-text-editor\" data-id=\"c70e0c6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Comparaison avec d\u2019autres traitements esth\u00e9tiques<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8168041 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"8168041\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-90b5b24 elementor-widget elementor-widget-text-editor\" data-id=\"90b5b24\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Il est int\u00e9ressant de comparer le laser \u00e0 d\u2019autres actes m\u00e9dicaux esth\u00e9tiques.<br \/>Les injections de toxine botulique agissent sur le muscle et n\u2019ont aucun impact direct sur la qualit\u00e9 dermique.<br \/>Les injections d\u2019acide hyaluronique restaurent les volumes mais ne stimulent que mod\u00e9r\u00e9ment la synth\u00e8se de collag\u00e8ne.<br \/>Les inducteurs tissulaires stimulent la n\u00e9ocollag\u00e9n\u00e8se.<br \/>Les peelings moyens stimulent \u00e9galement la synth\u00e8se dermique.<br \/>Le laser ablatif fractionn\u00e9 fait partie des techniques les plus document\u00e9es pour am\u00e9liorer la qualit\u00e9 cutan\u00e9e et la densit\u00e9 dermique.<br \/>Dans une strat\u00e9gie globale de rajeunissement, il ne s\u2019oppose pas aux autres traitements, il les compl\u00e8te.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8e5aa26 e-flex e-con-boxed e-con e-parent\" data-id=\"8e5aa26\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ad0b48d elementor-widget elementor-widget-text-editor\" data-id=\"ad0b48d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>\u00c0 partir de quel \u00e2ge peut-on faire du laser ?<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd430fb elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"fd430fb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6184bdd elementor-widget elementor-widget-text-editor\" data-id=\"6184bdd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Il n\u2019existe pas d\u2019\u00e2ge strictement d\u00e9fini pour d\u00e9buter un traitement par laser. L\u2019indication repose avant tout sur l\u2019\u00e9tat cutan\u00e9, la probl\u00e9matique clinique et les objectifs th\u00e9rapeutiques.<br \/>Chez l\u2019adulte jeune, le laser peut \u00eatre indiqu\u00e9 dans la prise en charge de l\u2019acn\u00e9 active, des cicatrices, de la pilosit\u00e9.<br \/>\u00c0 partir de 30 \u00e0 35 ans, certaines technologies peuvent \u00eatre utilis\u00e9es dans une d\u00e9marche pr\u00e9ventive, afin de stimuler la production de collag\u00e8ne et de ralentir l\u2019apparition des premiers signes du vieillissement cutan\u00e9.<br \/>Chez les patients plus matures, le laser permet de corriger des alt\u00e9rations d\u00e9j\u00e0 install\u00e9es, telles que les dyschromies, les irr\u00e9gularit\u00e9s de texture ou le rel\u00e2chement cutan\u00e9 mod\u00e9r\u00e9.<br \/>L\u2019id\u00e9e selon laquelle un traitement initi\u00e9 pr\u00e9cocement acc\u00e9l\u00e9rerait le vieillissement cutan\u00e9 ne repose sur aucune donn\u00e9e scientifique. En revanche, la multiplication de proc\u00e9dures sans indication m\u00e9dicale rigoureuse ne pr\u00e9sente aucun b\u00e9n\u00e9fice et doit \u00eatre \u00e9vit\u00e9e<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e5f0f3c e-flex e-con-boxed e-con e-parent\" data-id=\"e5f0f3c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8c4eb6c elementor-widget elementor-widget-text-editor\" data-id=\"8c4eb6c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Le laser fatigue-t-il les fibroblastes ?<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-735d2b9 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"735d2b9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4641db3 elementor-widget elementor-widget-text-editor\" data-id=\"4641db3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La notion d\u2019un \u00e9ventuel \u00ab \u00e9puisement \u00bb des fibroblastes li\u00e9 au laser est r\u00e9guli\u00e8rement \u00e9voqu\u00e9e.<br \/>Les fibroblastes sont les cellules du derme responsables de la synth\u00e8se du collag\u00e8ne et des autres composants de la matrice extracellulaire. Certaines hypoth\u00e8ses non valid\u00e9es sugg\u00e8rent qu\u2019une stimulation r\u00e9p\u00e9t\u00e9e pourrait conduire \u00e0 une fatigue ou \u00e0 un \u00e9puisement cellulaire.<br \/>Les donn\u00e9es scientifiques actuelles ne mettent pas en \u00e9vidence d\u2019alt\u00e9ration ni d\u2019\u00e9puisement des fibroblastes lorsque les traitements sont r\u00e9alis\u00e9s selon des protocoles standards, avec des intervalles adapt\u00e9s entre les s\u00e9ances.<br \/>Les facteurs reconnus comme responsables d\u2019une diminution progressive de l\u2019activit\u00e9 fibroblastique sont principalement : l\u2019exposition chronique aux rayonnements ultraviolets, le tabagisme, le stress oxydatif, l\u2019inflammation chronique non contr\u00f4l\u00e9e.<br \/>Utilis\u00e9 dans un cadre m\u00e9dical rigoureux et avec un param\u00e9trage appropri\u00e9, le laser agit comme un stimulus ponctuel et contr\u00f4l\u00e9, destin\u00e9 \u00e0 activer les m\u00e9canismes physiologiques de r\u00e9paration, et non comme une agression r\u00e9p\u00e9t\u00e9e susceptible d\u2019alt\u00e9rer la fonction cellulaire.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-85cdbec e-flex e-con-boxed e-con e-parent\" data-id=\"85cdbec\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-60c6579 elementor-widget elementor-widget-text-editor\" data-id=\"60c6579\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Laser ablatif vs non ablatif : impact sur le vieillissement<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd00544 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"fd00544\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6756089 elementor-widget elementor-widget-text-editor\" data-id=\"6756089\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Les lasers ablatifs, tels que le laser CO\u2082 ou le laser Erbium, agissent de mani\u00e8re plus intense. Ils provoquent une ablation contr\u00f4l\u00e9e d\u2019une partie de l\u2019\u00e9piderme et induisent un remodelage dermique profond. Cette action entra\u00eene une p\u00e9riode de r\u00e9cup\u00e9ration temporaire, durant laquelle des rougeurs, des cro\u00fbtes ou un \u0153d\u00e8me peuvent \u00eatre pr\u00e9sents. En contrepartie, l\u2019am\u00e9lioration clinique obtenue est g\u00e9n\u00e9ralement plus marqu\u00e9e en une seule s\u00e9ance.<br \/>Les lasers non ablatifs, quant \u00e0 eux, n\u2019entra\u00eenent pas de destruction visible de la peau. Leur action est plus progressive et repose sur une stimulation thermique du derme sans alt\u00e9ration de la surface cutan\u00e9e. Il est n\u00e9cessaire de r\u00e9aliser plusieurs s\u00e9ances, les suites sont l\u00e9g\u00e8res et la reprise des activit\u00e9s est rapide.<br \/>Aucune de ces technologies n\u2019est associ\u00e9e \u00e0 un vieillissement cutan\u00e9 acc\u00e9l\u00e9r\u00e9 lorsqu\u2019elles sont utilis\u00e9es correctement, avec des indications adapt\u00e9es et un param\u00e9trage appropri\u00e9.<br \/>Le choix entre un laser ablatif et non ablatif d\u00e9pend du phototype cutan\u00e9, de l\u2019importance des signes du vieillissement, du temps de r\u00e9cup\u00e9ration acceptable et des attentes du patient.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f581560 e-flex e-con-boxed e-con e-parent\" data-id=\"f581560\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f0829f6 elementor-widget elementor-widget-text-editor\" data-id=\"f0829f6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Le vrai danger du laser : les plateformes non m\u00e9dicales<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1864aa3 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"1864aa3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6f4d4b8 elementor-widget elementor-widget-text-editor\" data-id=\"6f4d4b8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le risque de vieillissement pr\u00e9matur\u00e9 indirect ne vient pas de la technologie, mais de son utilisation hors cadre m\u00e9dical.<br \/>Des r\u00e9glages inadapt\u00e9s peuvent provoquer des br\u00fblures, alt\u00e9rer la pigmentation, laisser des cicatrices.<br \/>Ces complications peuvent donner un aspect cutan\u00e9 irr\u00e9gulier et pr\u00e9matur\u00e9ment alt\u00e9r\u00e9.<br \/>D\u2019o\u00f9 l\u2019importance d\u2019une consultation m\u00e9dicale pr\u00e9alable, d\u2019un diagnostic pr\u00e9cis et d\u2019une indication adapt\u00e9e.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-158d1f3 e-flex e-con-boxed e-con e-parent\" data-id=\"158d1f3\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-80296b9 elementor-widget elementor-widget-text-editor\" data-id=\"80296b9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Conclusion : le laser vieillit-il la peau ?<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6734400 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"6734400\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-25e0098 elementor-widget elementor-widget-text-editor\" data-id=\"25e0098\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La r\u00e9ponse scientifique est claire : non, le laser ne vieillit pas la peau lorsqu\u2019il est utilis\u00e9 correctement.<br \/>Au contraire, de nombreuses \u00e9tudes d\u00e9montrent qu\u2019il stimule la production de collag\u00e8ne, am\u00e9liore la qualit\u00e9 cutan\u00e9e et participe au rajeunissement.<br \/>Le laser est un outil m\u00e9dical. Comme tout outil, son efficacit\u00e9 et sa s\u00e9curit\u00e9 d\u00e9pendent de l\u2019expertise du m\u00e9decin et de l\u2019indication.<br \/>En m\u00e9decine esth\u00e9tique, l\u2019objectif n\u2019est pas d\u2019agresser la peau, mais de la stimuler intelligemment, de mani\u00e8re contr\u00f4l\u00e9e, dans le respect de sa biologie.<br \/>Utilis\u00e9 avec discernement, le laser ne fragilise pas la peau. Il participe \u00e0 sa r\u00e9g\u00e9n\u00e9ration.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-94d4c06 e-flex e-con-boxed e-con e-parent\" data-id=\"94d4c06\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-e61d617 e-con-full e-flex e-con e-child\" data-id=\"e61d617\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t<div class=\"elementor-element elementor-element-7b19e1d e-con-full e-flex e-con e-child\" data-id=\"7b19e1d\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t<div class=\"elementor-element elementor-element-d658778 e-con-full e-flex e-con e-child\" data-id=\"d658778\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t<div class=\"elementor-element elementor-element-2517b52 e-con-full e-flex e-con e-child\" data-id=\"2517b52\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6939bd4 elementor-widget elementor-widget-image\" data-id=\"6939bd4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/07\/photo-docteur-romano-valeria-150x150.webp\" class=\"attachment-thumbnail size-thumbnail wp-image-13266\" alt=\"Photo docteur Valeria Romano \u00e0 Gen\u00e8ve\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e105d8b elementor-widget elementor-widget-text-editor\" data-id=\"e105d8b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Article r\u00e9dig\u00e9 par le <a href=\"https:\/\/drromanovaleria.ch\/\">Dr Romano Valeria<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4a82482 e-con-full e-flex e-con e-child\" data-id=\"4a82482\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1ea58b8 elementor-widget elementor-widget-text-editor\" data-id=\"1ea58b8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div 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