{"id":4328,"date":"2018-03-10T23:37:34","date_gmt":"2018-03-10T22:37:34","guid":{"rendered":"https:\/\/hyfac.fr\/?p=4328"},"modified":"2018-09-23T20:53:22","modified_gmt":"2018-09-23T18:53:22","slug":"hyperpigmentation-taches-cutanees","status":"publish","type":"post","link":"https:\/\/hyfac.fr\/lt\/sos-dermato\/4328-hyperpigmentation-taches-cutanees\/","title":{"rendered":"L&#8217;hyperpigmentation"},"content":{"rendered":"<p><img loading=\"lazy\" class=\"aligncenter size-full wp-image-4377\" src=\"https:\/\/hyfac.fr\/wp-content\/uploads\/2018\/03\/banniere_site_hyfac_intro_themes8.jpg\" alt=\"hiperpigmentacija\" width=\"3554\" height=\"700\" srcset=\"https:\/\/hyfac.fr\/wp-content\/uploads\/2018\/03\/banniere_site_hyfac_intro_themes8.jpg 3554w, https:\/\/hyfac.fr\/wp-content\/uploads\/2018\/03\/banniere_site_hyfac_intro_themes8-300x59.jpg 300w, https:\/\/hyfac.fr\/wp-content\/uploads\/2018\/03\/banniere_site_hyfac_intro_themes8-1024x202.jpg 1024w\" sizes=\"(max-width: 3554px) 100vw, 3554px\" \/><\/p>\n<h1 style=\"text-align: center; color: #5e2f24;\">Pigmentini\u0173 d\u0117mi\u0173 supratimas ir gydymas<\/h1>\n<p>&nbsp;<\/p>\n<h2><span style=\"color: #5e2f24;\">Kaip odoje susidaro pigmentai?<\/span><\/h2>\n<p>Odos pigmentacija atsiranda d\u0117l melanino gamybos. \u0160is rei\u0161kinys vadinamas <strong><span style=\"color: #c8a99a;\">melanogenez\u0117<\/span><\/strong>.<\/p>\n<p><img loading=\"lazy\" class=\"alignright wp-image-4453\" src=\"https:\/\/hyfac.fr\/wp-content\/uploads\/2018\/03\/mecanisme-pigmentation-peau-clarifac.jpg\" alt=\"\" width=\"473\" height=\"342\" srcset=\"https:\/\/hyfac.fr\/wp-content\/uploads\/2018\/03\/mecanisme-pigmentation-peau-clarifac.jpg 1171w, https:\/\/hyfac.fr\/wp-content\/uploads\/2018\/03\/mecanisme-pigmentation-peau-clarifac-300x217.jpg 300w, https:\/\/hyfac.fr\/wp-content\/uploads\/2018\/03\/mecanisme-pigmentation-peau-clarifac-1024x740.jpg 1024w\" sizes=\"(max-width: 473px) 100vw, 473px\" \/><\/p>\n<p align=\"justify\">L\u0105stel\u0117s, atsakingos u\u017e melanino gamyb\u0105, yra <strong><span style=\"color: #c8a99a;\">melanocitai<\/span><\/strong>Jie yra epidermio (pavir\u0161inio odos sluoksnio) pagrinde. Jie tolygiai pasiskirst\u0119 baziniame epidermio sluoksnyje ir plauk\u0173 folikuluose. Skirting\u0173 etnini\u0173 grupi\u0173 odoje melanocit\u0173 skai\u010dius yra vienodas.  Kiekvienas melanocitas yra susij\u0119s su ma\u017edaug 36 keratinocitais, kuriems paskirsto pagamint\u0105 melanin\u0105, taip sudarydamas epidermio melanizacijos vienet\u0105.<\/p>\n<p align=\"justify\">Prie\u0161ais esan\u010diame pie\u0161inyje pilka l\u0105stel\u0117 yra melanocitas. Aplink j\u0105 esan\u010dios l\u0105stel\u0117s (sm\u0117lio spalvos) yra <strong><span style=\"color: #c8a99a;\">keratinocitai<\/span><\/strong>Pagrindin\u0117s epidermio l\u0105stel\u0117s. Kai gaminasi melaninas, jis perduodamas visoms kaimynin\u0117ms l\u0105stel\u0117ms. Taip pigmentas i\u0161plinta \u012f epidermio pagrind\u0105 ir suteikia odai rud\u0105 spalv\u0105.<\/p>\n<p>Yra dviej\u0173 tip\u0173 melaninai:<\/p>\n<ul>\n<li>Les <strong><span style=\"color: #c8a99a;\">eumelaninai<\/span><\/strong> rudos arba juodos spalvos (daugiausia tamsios odos)<\/li>\n<li>Les <strong><span style=\"color: #c8a99a;\">feomelaninai<\/span><\/strong> geltonos arba rausvai oran\u017ein\u0117s spalvos, ma\u017eiau fotoprotekcin\u0117s (da\u017eniausia raudonai odai).<\/li>\n<\/ul>\n<blockquote>\n<p align=\"justify\">Taip odos spalvos varijuoja nuo labai \u0161viesios iki juodos. Raudona spalva atsiranda d\u0117l tam tikro skirtingos spalvos melanino.<\/p>\n<\/blockquote>\n<p align=\"justify\">Tod\u0117l melanino pigmentacija yra geneti\u0161kai nulemta ir yra <strong><span style=\"color: #c8a99a;\">UV spinduli\u0173 reguliuojamas<\/span><\/strong>kai kurie hormonai ir cheminiai tarpininkai. <a href=\"https:\/\/hyfac.fr\/lt\/sos-dermato\/4324-le-soleil-et-la-peau\/\">ultravioletiniai saul\u0117s spinduliai<\/a>\u00a0padidina melanocit\u0173 aktyvum\u0105: oda tampa ruda, tai vadiname melanocitais. <strong><span style=\"color: #c8a99a;\">\u012fdegis<\/span><\/strong>. Tai b\u016bdas epidermiui apsisaugoti.<\/p>\n<p>&nbsp;<\/p>\n<h2><span style=\"color: #5e2f24;\">Kokie yra skirtingi pigmentini\u0173 d\u0117mi\u0173 tipai?<\/span><\/h2>\n<p>Yra \u012fvairi\u0173 melanin\u0117s kilm\u0117s d\u0117mi\u0173 tip\u0173:<\/p>\n<ul>\n<li>\n<p align=\"justify\">Les <strong><span style=\"color: #c8a99a;\">gro\u017eio vietos<\/span><\/strong>Tai gerybin\u0117s melanocit\u0173 proliferacijos, susitelkusios \u012f klasterius. Akivaizdu, kad jie nepatenka \u012f depigmentuojan\u010di\u0173 kosmetikos gamini\u0173 taikymo srit\u012f.<\/p>\n<\/li>\n<\/ul>\n<ul>\n<li>\n<p align=\"justify\">Les <strong><span style=\"color: #c8a99a;\">strazdanos<\/span><\/strong> tai nedidel\u0117s d\u0117mel\u0117s, sudarytos i\u0161 \u0161io ypatingo melanino, kur\u012f gamina tik raudonplauki\u0173 oda. Jie yra nat\u016bral\u016bs ir saul\u0117je tampa labiau matomi.<\/p>\n<\/li>\n<\/ul>\n<ul>\n<li>\n<p align=\"justify\">Les<strong><span style=\"color: #c8a99a;\"> saul\u0117s d\u0117m\u0117s arba am\u017eiaus d\u0117m\u0117s<\/span><\/strong> (dermatologai vadina lentigo)<img loading=\"lazy\" class=\"alignright wp-image-4412\" src=\"https:\/\/hyfac.fr\/wp-content\/uploads\/2018\/03\/taches-vieillesse-clarifac-pigmentation-peau.png\" alt=\"\" width=\"272\" height=\"205\" srcset=\"https:\/\/hyfac.fr\/wp-content\/uploads\/2018\/03\/taches-vieillesse-clarifac-pigmentation-peau.png 451w, https:\/\/hyfac.fr\/wp-content\/uploads\/2018\/03\/taches-vieillesse-clarifac-pigmentation-peau-300x225.png 300w\" sizes=\"(max-width: 272px) 100vw, 272px\" \/>\u00a0tai nedidel\u0117s tamsiai rudos d\u0117m\u0117s, da\u017eniau pasitaikan\u010dios saul\u0117s veikiamose k\u016bno vietose (rank\u0173 nugar\u0117l\u0117je, i\u0161kirpt\u0117je, ant veido). Pigmentas yra epidermio pagrinde. Su am\u017eiumi j\u0173 dydis ir skai\u010dius did\u0117ja. Jie yra pageidaujamas taikinys <a href=\"https:\/\/hyfac.fr\/lt\/nos-gammes\/clarifac-soin-anti-taches\/\">depigmentuojanti kosmetika<\/a>.<\/p>\n<\/li>\n<\/ul>\n<ul>\n<li>\n<p align=\"justify\">Le <strong><span style=\"color: #c8a99a;\">melasma<\/span><\/strong> peut appara\u00eetre durant la grossesse ou lors d&#8217;un traitement hormonal (pilule). Il est accentu\u00e9 par le <a href=\"https:\/\/hyfac.fr\/lt\/sos-dermato\/4323-protection-et-creme-solaire-bien-proteger-sa-peau-face-au-soleil-hyfac\/\">saul\u0117<\/a>. Tai nuo \u0161viesiai rudos iki labai tamsiai rudos d\u0117m\u0117s netaisyklingomis ribomis. Jie simetri\u0161kai i\u0161sid\u0117st\u0119 ant kaktos, skruost\u0173 ir kartais ant vir\u0161utin\u0117s l\u016bpos. Melanino pigmentas gali b\u016bti ne tik epidermyje, bet ir dermoje arba abiejose vietose vienu metu. Depigmentuojan\u010diomis kosmetikos priemon\u0117mis galima pagerinti tik epidermyje esant\u012f pigment\u0105.<\/p>\n<\/li>\n<\/ul>\n<ul>\n<li>\n<p align=\"justify\">Les <strong><span style=\"color: #c8a99a;\">pou\u017edegimin\u0117s pigmentin\u0117s \u017eym\u0117s<\/span><\/strong> tai pigmentiniai odos u\u017edegimo padariniai. Jos gali atsirasti po infekcijos, odos alergijos, reakcijos \u012f vaistus ar traumos. Jie yra da\u017eni <a href=\"https:\/\/hyfac.fr\/lt\/sos-dermato\/4329-acne-de-l-adolescent\/\">spuog\u0173 metu<\/a>.<\/p>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2><span style=\"color: #5e2f24;\">Kaip veikia depigmentuojantys produktai?<\/span><\/h2>\n<p align=\"justify\">Les <a href=\"https:\/\/hyfac.fr\/lt\/nos-gammes\/clarifac-soin-anti-taches\/\">depigmentuojantys produktai<\/a>nuo d\u0117mi\u0173 arba \u017eaibo, leid\u017eia <strong><span style=\"color: #c8a99a;\">suma\u017einti pigmento intensyvum\u0105.<\/span><\/strong>ta\u010diau d\u0117m\u0117s visi\u0161kai nei\u0161nyksta. Trys pagrindiniai mechanizmai, leid\u017eiantys suma\u017einti pigmentini\u0173 d\u0117mi\u0173 atsiradim\u0105: saul\u0117s ultravioletini\u0173 spinduli\u0173 sukeliam\u0173 signal\u0173 ma\u017einimas, melanino gamybos melanocituose ma\u017einimas, melanino perne\u0161imo \u012f epidermio l\u0105steles ma\u017einimas.<\/p>\n<p>&nbsp;<\/p>\n<hr \/>","protected":false},"excerpt":{"rendered":"<p>Pigmentini\u0173 d\u0117mi\u0173 supratimas ir gydymas Kaip odoje susidaro pigmentai? Odos pigmentacija atsiranda d\u0117l melanino gamybos. \u0160is rei\u0161kinys vadinamas melanogeneze. L\u0105stel\u0117s, atsakingos u\u017e melanino gamyb\u0105, yra melanocitai, esantys epidermio (i\u0161orinio odos sluoksnio) pagrinde. <a class='lire-suite' href=\"https:\/\/hyfac.fr\/lt\/sos-dermato\/4328-hyperpigmentation-taches-cutanees\/\">Skaityti daugiau &gt;&gt;&gt;<\/a><\/p>","protected":false},"author":1,"featured_media":4348,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"en-passant","meta":{"_mi_skip_tracking":false,"spay_email":""},"categories":[86],"tags":[],"jetpack_featured_media_url":"https:\/\/hyfac.fr\/wp-content\/uploads\/2018\/03\/banniere_carree_site_hyfac_intro_themes8.jpg","_links":{"self":[{"href":"https:\/\/hyfac.fr\/lt\/wp-json\/wp\/v2\/posts\/4328"}],"collection":[{"href":"https:\/\/hyfac.fr\/lt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hyfac.fr\/lt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hyfac.fr\/lt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hyfac.fr\/lt\/wp-json\/wp\/v2\/comments?post=4328"}],"version-history":[{"count":20,"href":"https:\/\/hyfac.fr\/lt\/wp-json\/wp\/v2\/posts\/4328\/revisions"}],"predecessor-version":[{"id":5046,"href":"https:\/\/hyfac.fr\/lt\/wp-json\/wp\/v2\/posts\/4328\/revisions\/5046"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hyfac.fr\/lt\/wp-json\/wp\/v2\/media\/4348"}],"wp:attachment":[{"href":"https:\/\/hyfac.fr\/lt\/wp-json\/wp\/v2\/media?parent=4328"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hyfac.fr\/lt\/wp-json\/wp\/v2\/categories?post=4328"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hyfac.fr\/lt\/wp-json\/wp\/v2\/tags?post=4328"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}