{"id":111,"date":"2015-04-22T20:53:13","date_gmt":"2015-04-22T23:53:13","guid":{"rendered":"http:\/\/www.ufrgs.br\/patologiageral\/?p=111"},"modified":"2015-04-22T20:53:13","modified_gmt":"2015-04-22T23:53:13","slug":"queloide","status":"publish","type":"post","link":"https:\/\/www.ufrgs.br\/patologiageral\/queloide\/","title":{"rendered":"Queloide"},"content":{"rendered":"<p>&#8211; Queloides s\u00e3o\u00a0uma resposta exagerada \u00e0 les\u00e3o. Ocorre\u00a0cicatriza\u00e7\u00e3o anormal, \u00a0caracterizada por <strong>prolifera\u00e7\u00e3o fibrobl\u00e1stica e excessiva deposi\u00e7\u00e3o extracelular de c\u00f3l\u00e1geno<\/strong>.<\/p>\n<p>&#8211; Mecanismo de forma\u00e7\u00e3o do queloide \u00e9 desconhecido.<\/p>\n<p>&#8211; Muitos fatores tem sido relacionados \u00e0 etiologia do quel\u00f3ide, entre eles: predisposi\u00e7\u00e3o gen\u00e9tica (descend\u00eancia africana, asi\u00e1tica ou hisp\u00e2nica), tens\u00e3o cut\u00e2nea e\u00a0infec\u00e7\u00e3o na ferida.<\/p>\n<p>&#8211;\u00a0Macroscopicamente s\u00e3o les\u00f5es elevadas, que crescem al\u00e9m das margens da les\u00e3o.<\/p>\n<p>&#8211; O queloide n\u00e3o regride espontaneamente e tende a recorrer ap\u00f3s excis\u00e3o.<\/p>\n<p>&#8211; Diagn\u00f3stico diferencial com cicatriz hipertr\u00f3fica: les\u00e3o discretamente elevada que n\u00e3o cresce al\u00e9m dos limites da les\u00e3o e tende a\u00a0aplainar espontaneamente em 1 a 2 anos.<\/p>\n<p>&#8211; Histologicamente o queloide se caracteriza por: les\u00e3o d\u00e9rmica consititu\u00edda por\u00a0fasc\u00edculos ou n\u00f3dulos de fibras de col\u00e1geno espessas e hialinizadas e relativamente poucos fibroblastos.<\/p>\n<figure id=\"attachment_126\" aria-describedby=\"caption-attachment-126\" style=\"width: 474px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide4.jpg\"><img loading=\"lazy\" class=\"wp-image-126 size-large\" src=\"https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide4-1024x768.jpg\" alt=\"queloide4\" width=\"474\" height=\"356\" srcset=\"https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide4-1024x768.jpg 1024w, https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide4-300x225.jpg 300w, https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide4.jpg 1600w\" sizes=\"(max-width: 474px) 100vw, 474px\" \/><\/a><figcaption id=\"caption-attachment-126\" class=\"wp-caption-text\">Pele, HE 10X.<\/figcaption><\/figure>\n<p>&nbsp;<\/p>\n<figure id=\"attachment_127\" aria-describedby=\"caption-attachment-127\" style=\"width: 474px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide1.jpg\"><img loading=\"lazy\" class=\"wp-image-127 size-large\" src=\"https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide1-1024x768.jpg\" alt=\"queloide1\" width=\"474\" height=\"356\" srcset=\"https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide1-1024x768.jpg 1024w, https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide1-300x225.jpg 300w, https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide1.jpg 1600w\" sizes=\"(max-width: 474px) 100vw, 474px\" \/><\/a><figcaption id=\"caption-attachment-127\" class=\"wp-caption-text\">Pele, HE 10X.<\/figcaption><\/figure>\n<p>&nbsp;<\/p>\n<figure id=\"attachment_128\" aria-describedby=\"caption-attachment-128\" style=\"width: 474px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide2.jpg\"><img loading=\"lazy\" class=\"wp-image-128 size-large\" src=\"https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide2-1024x768.jpg\" alt=\"queloide2\" width=\"474\" height=\"356\" srcset=\"https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide2-1024x768.jpg 1024w, https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide2-300x225.jpg 300w, https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide2.jpg 1600w\" sizes=\"(max-width: 474px) 100vw, 474px\" \/><\/a><figcaption id=\"caption-attachment-128\" class=\"wp-caption-text\">Pele, HE 50X.<\/figcaption><\/figure>\n<p>&nbsp;<\/p>\n<figure id=\"attachment_129\" aria-describedby=\"caption-attachment-129\" style=\"width: 474px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide3.jpg\"><img loading=\"lazy\" class=\"wp-image-129 size-large\" src=\"https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide3-1024x768.jpg\" alt=\"queloide3\" width=\"474\" height=\"356\" srcset=\"https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide3-1024x768.jpg 1024w, https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide3-300x225.jpg 300w, https:\/\/www.ufrgs.br\/patologiageral\/wp-content\/uploads\/2015\/04\/queloide3.jpg 1600w\" sizes=\"(max-width: 474px) 100vw, 474px\" \/><\/a><figcaption id=\"caption-attachment-129\" class=\"wp-caption-text\">Pele, HE 50X.<\/figcaption><\/figure>\n<p><!--more--><\/p>\n<p>Leia mais:<\/p>\n<p><a title=\"Keloid\" href=\"http:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC3590592\/pdf\/ijmsv10p0344.pdf\">http:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC3590592\/pdf\/ijmsv10p0344.pdf<\/a><\/p>\n<p><a title=\"Epigenetic alterations in keloid\" href=\"http:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC2939920\/pdf\/nihms231168.pdf\">http:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC2939920\/pdf\/nihms231168.pdf<\/a><\/p>\n<p><a title=\"Keloid vs HS\" href=\"http:\/\/www.ncbi.nlm.nih.gov\/pubmed\/15365369\">http:\/\/www.ncbi.nlm.nih.gov\/pubmed\/15365369<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>&#8211; Queloides s\u00e3o\u00a0uma resposta exagerada \u00e0 les\u00e3o. Ocorre\u00a0cicatriza\u00e7\u00e3o anormal, \u00a0caracterizada por prolifera\u00e7\u00e3o fibrobl\u00e1stica e excessiva deposi\u00e7\u00e3o extracelular de c\u00f3l\u00e1geno. &#8211; Mecanismo de forma\u00e7\u00e3o do queloide \u00e9 desconhecido. &#8211; Muitos fatores tem sido relacionados \u00e0 etiologia do quel\u00f3ide, entre eles: predisposi\u00e7\u00e3o gen\u00e9tica (descend\u00eancia africana, asi\u00e1tica ou hisp\u00e2nica), tens\u00e3o cut\u00e2nea e\u00a0infec\u00e7\u00e3o na ferida. &#8211;\u00a0Macroscopicamente s\u00e3o les\u00f5es elevadas, &hellip; <a href=\"https:\/\/www.ufrgs.br\/patologiageral\/queloide\/\" class=\"more-link\">Continue lendo <span class=\"screen-reader-text\">Queloide<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[5],"tags":[9,11,15,22,36,37],"_links":{"self":[{"href":"https:\/\/www.ufrgs.br\/patologiageral\/wp-json\/wp\/v2\/posts\/111"}],"collection":[{"href":"https:\/\/www.ufrgs.br\/patologiageral\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ufrgs.br\/patologiageral\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ufrgs.br\/patologiageral\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ufrgs.br\/patologiageral\/wp-json\/wp\/v2\/comments?post=111"}],"version-history":[{"count":0,"href":"https:\/\/www.ufrgs.br\/patologiageral\/wp-json\/wp\/v2\/posts\/111\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.ufrgs.br\/patologiageral\/wp-json\/wp\/v2\/media?parent=111"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ufrgs.br\/patologiageral\/wp-json\/wp\/v2\/categories?post=111"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ufrgs.br\/patologiageral\/wp-json\/wp\/v2\/tags?post=111"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}