{"id":1178,"date":"2016-12-21T16:48:02","date_gmt":"2016-12-21T16:48:02","guid":{"rendered":"http:\/\/lopezgil.com\/enconstruccion\/?page_id=1178"},"modified":"2019-12-06T00:32:51","modified_gmt":"2019-12-06T00:32:51","slug":"pigues-nevus","status":"publish","type":"page","link":"https:\/\/www.lopezgil.com\/ca\/dermatologia-clinica\/pigues-nevus\/","title":{"rendered":"Pigues &#8211; Nevus"},"content":{"rendered":"<div id=\"fb-root\"><\/div>\n<p style=\"text-align: justify;\">[vc_row][vc_column][vc_row_inner][vc_column_inner]<script type=\"text\/javascript\">jQuery(function() { _initLayerSlider( '#layerslider_19_1swvwpdcdub40', {sliderVersion: '', responsiveUnder: 0, layersContainer: 0, hideUnder: 0, hideOver: 100000, pauseOnHover: 1, skin: 'v5', sliderFadeInDuration: 350, useSrcset: true, skinsPath: 'https:\/\/www.lopezgil.com\/wp-content\/plugins\/LayerSlider\/assets\/static\/layerslider\/skins\/', type: 'responsive', showCircleTimer: false, performanceMode: true}); });<\/script><div id=\"layerslider_19_1swvwpdcdub40\" class=\"ls-wp-container fitvidsignore\" style=\"width:600px;height:200px;margin:0 auto;margin-bottom: 0px;\"><div class=\"ls-slide\" data-ls=\"duration:4000;\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"200\" src=\"https:\/\/www.lopezgil.com\/wp-content\/uploads\/drlopezgil_dermatologia_barcelona_600x200_lunares_pecas.jpg\" class=\"ls-bg\" alt=\"drlopezgil_dermatologia_barcelona_600x200_lunares_pecas\" srcset=\"https:\/\/www.lopezgil.com\/wp-content\/uploads\/drlopezgil_dermatologia_barcelona_600x200_lunares_pecas.jpg 600w, https:\/\/www.lopezgil.com\/wp-content\/uploads\/drlopezgil_dermatologia_barcelona_600x200_lunares_pecas-300x100.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/div><\/div>[\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row][vc_column width=&#8221;3\/4&#8243; css=&#8221;.vc_custom_1473066092346{margin-top: 0px !important;}&#8221;][vc_column_text css=&#8221;.vc_custom_1473066053815{margin-top: 0px !important;}&#8221;]\n<h2 style=\"text-align: justify;\"><span style=\"color: #75c9d3;\">Qu\u00e8 s\u00f3n les pigues?<\/span><\/h2>\n<p style=\"text-align: justify;\">Les pigues, nevus melanoc\u00edtics o nevus pigmentats s\u00f3n petites taques benignes que apareixen en la pell i que s\u2019enfosqueixen amb l\u2019exposici\u00f3 solar o b\u00e9 durant l\u2019embar\u00e0s. Estan formades per c\u00e8l\u00b7lules pigmentades (melan\u00f2cits) que es disposen com llambordes en la superf\u00edcie de la pell. Poden ser lesions planes (pigues) o b\u00e9 sobresortides (popularment mal anomenades berrugues). Poden tenir un color variable des de rosat a marr\u00f3 fosc, negre o blav\u00f3s i poden o no presentar p\u00e8l.<\/p>\n<p style=\"text-align: justify;\">Aquests melan\u00f2cits poden patir canvis al llarg de la vida, ja sigui per exposici\u00f3 solar o de forma espont\u00e0nia. Part d\u2019aquests canvis (displ\u00e0sia) poden incrementar el risc de degeneraci\u00f3 a c\u00e8l\u00b7lules malignes i esdevenir un melanoma. Per aquest motiu, \u00e9s vital tenir cura dels nevus i estar pendents dels canvis que poden patir o b\u00e9 si apareixen de nous.<\/p>\n<p style=\"text-align: justify;\">Es troben preferentment en la cara, encara que poden apar\u00e8ixer en qualsevol part del cos exposada al sol com les espatlles, bra\u00e7os, esquena i pit.<\/p>\n<h2 style=\"text-align: justify;\"><span style=\"color: #75c9d3;\">A qui afecta?<\/span><\/h2>\n<p style=\"text-align: justify;\">Tots els humans tenim pigues, com a m\u00ednim una. Poden estar presents en els nounats (1%), ara solen iniciar la seva aparici\u00f3 a partir del 6-12 mesos i anar augmentant en n\u00famero i mida fins als 25 anys. En l\u2019edat adulta, al voltant dels 50-60 anys, tendeixen a perdre progressivament la pigmentaci\u00f3 i fins i tot poden arribar a desapar\u00e8ixer. S\u00f3n m\u00e9s freq\u00fcents en les persones de pell clara, rosses o p\u00e8l-roges i que han estat exposades al sol de forma activa o passiva.<\/p>\n<h2 style=\"text-align: justify;\"><span style=\"color: #75c9d3;\">Simptomatologia<\/span><\/h2>\n<p style=\"text-align: justify;\">Els nevus pigmentats son asimptom\u00e0tics. Els signes visuals que haurien d\u2019alarmar s\u00f3n la coloraci\u00f3 negra, el creixement r\u00e0pid o la seva irregularitat en quant a forma o color. No obstant, aquests signes acostumen a apar\u00e8ixer en un per\u00edode relativament avan\u00e7at del tumor. Idealment, s\u2019hauria de detectar els canvis m\u00e9s incipients per tal d\u2019evitar riscos futurs realitzant una prevenci\u00f3 preco\u00e7.<\/p>\n<h2 style=\"text-align: justify;\"><span style=\"color: #75c9d3;\">Causes<\/span><\/h2>\n<p style=\"text-align: justify;\">Els nevus pigmentats solen apar\u00e8ixer per factors gen\u00e8tics i\/o per factors ambientals com l\u2019exposici\u00f3 a la radiaci\u00f3 solar.<\/p>\n<p style=\"text-align: justify;\">\u00c9s molt important fer un seguiment dels nevus per detectar qualsevol possible canvi de mida, forma, color o canvis inflamatoris ja que poden ser signes de sospita d\u2019una lesi\u00f3 maligna.<\/p>\n<h2 style=\"text-align: justify;\"><span style=\"color: #75c9d3;\">Tipus de <\/span><span style=\"color: #75c9d3;\">pigues<\/span><\/h2>\n<p style=\"text-align: justify;\">Podem diferenciar entre:<\/p>\n<ul style=\"text-align: justify;\">\n<li><em>Nevus melanoc\u00edtic cong\u00e8nit: <\/em>s\u00f3n els que ja estan en el moment del naixement (1% dels nounats). Poden ser de pocs mil\u00b7l\u00edmetres fins ocupar una gran part de la superf\u00edcie corporal. Es relacionen amb un risc augmentat per desenvolupar un melanoma maligne, especialment els m\u00e9s grans (&gt; 20 cm o b\u00e9 cobreixen tota una zona del cos com un bra\u00e7).<\/li>\n<\/ul>\n<ul style=\"text-align: justify;\">\n<li><em>Nevus melanoc\u00edtic adquirit:<\/em> son els que apareixen durant la inf\u00e0ncia o al llarg de la vida. S\u00f3n els m\u00e9s habituals i solen apar\u00e8ixer en les zones exposades al sol.<\/li>\n<\/ul>\n<h2 style=\"text-align: justify;\"><span style=\"color: #75c9d3;\">Prevenci\u00f3<\/span><\/h2>\n<p style=\"text-align: justify;\">Tot i que la immensa majoria de les pigues s\u00f3n benignes i al llarg de la vida no es transformen en un c\u00e0ncer de pell, \u00e9s necessari revisar-les peri\u00f2dicament amb el dermat\u00f2leg ja que poden patir canvis. Gran part dels c\u00e0ncers de pell solen apar\u00e8ixer en zones de la pell aparentment sanes, sense lesions ni amb pigues pr\u00e8vies.<\/p>\n<p style=\"text-align: justify;\">No obstant, alguns melanomes (c\u00e0ncer de pell molt agressiu i particularment freq\u00fcent en gent jove) poden originar-se en una piga antiga. L\u2019eina que permet la detecci\u00f3 preco\u00e7 dels possibles canvis microsc\u00f2pics en l\u2019estructura dels nevus i aconseguir un diagn\u00f2stic molt preco\u00e7 del c\u00e0ncer de pell \u00e9s la Dermatosc\u00f2pia digital. Mitjan\u00e7ant l\u2019esc\u00e0ner de pigues digitalitzat 360\u00ba (<em>Fotofinder Bodystudio<\/em>) es realitza un mapeig digital de totes les lesions pigmentades del pacient. Aquest estudi permet detectar possibles indicis de risc de degeneraci\u00f3 a c\u00e0ncer de cadascun dels nevus i permet realitzar un seguiment molt prec\u00eds i fiable de l\u2019evoluci\u00f3 de les pigues en cada una de les revisions peri\u00f2diques.<\/p>\n<p style=\"text-align: justify;\"><strong>Per a m\u00e9s informaci\u00f3 clicar <\/strong><a href=\"https:\/\/www.lopezgil.com\/ca\/dermatologia-oncologica\/diagnostic-precoc-del-cancer-de-pell\/\"><strong>aqu\u00ed<\/strong><\/a><strong>\u00a0<\/strong><\/p>\n<h2 style=\"text-align: justify;\"><span style=\"color: #75c9d3;\">Tractament de les <\/span><span style=\"color: #75c9d3;\">pigues a Barcelona<\/span><\/h2>\n<p style=\"text-align: justify;\">Utilitzarem un m\u00e8tode o un altre depenent del tipus de lesi\u00f3, localitzaci\u00f3 i finalitat del tractament. Els possibles tractaments s\u00f3n:<\/p>\n<ul>\n<li style=\"text-align: justify;\">Extirpaci\u00f3<\/li>\n<li style=\"text-align: justify;\">L\u00e0ser de CO2<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>[vc_row][vc_column][vc_row_inner][vc_column_inner][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row][vc_column width=&#8221;3\/4&#8243; css=&#8221;.vc_custom_1473066092346{margin-top: 0px !important;}&#8221;][vc_column_text css=&#8221;.vc_custom_1473066053815{margin-top: 0px !important;}&#8221;] Qu\u00e8 s\u00f3n les pigues? Les pigues, nevus melanoc\u00edtics o nevus pigmentats s\u00f3n petites taques benignes que apareixen en la pell i que s\u2019enfosqueixen amb l\u2019exposici\u00f3 solar o b\u00e9 durant l\u2019embar\u00e0s. Estan formades per c\u00e8l\u00b7lules pigmentades (melan\u00f2cits) que es disposen com llambordes en la superf\u00edcie de la pell. [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"parent":1136,"menu_order":6,"comment_status":"closed","ping_status":"closed","template":"soulmedic\/tpl-feature.php","meta":{"footnotes":""},"class_list":["post-1178","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.12 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Pigues - Nevus | Dr. Lopez Gil<\/title>\n<meta name=\"description\" content=\"Els lunars, pigues, nevus melanoc\u00edtics o nevus pigmentats s\u00f3n petites taques benignes que apareixen a la pell. 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