\nLa perniose ou les engelures sont un situ\u00e9<\/span> forme vascularite<\/span> pr\u00e9sentant des bosses violet rouge\u00e2tre en r\u00e9action \u00e0 une exposition au froid. Ampoules et ulc\u00e9ration<\/span> cela peut arriver.<\/p>\n<\/span>\nHistologie<\/span> de perniose<\/span><\/h2>\nDans la perniose, les sections montrent acral<\/span> peau \u00e0 surface dense et profonde lymphocytaire<\/span> infiltrer<\/span> (Figure 1). Sous-\u00e9pidermique \u0153d\u00e8me<\/span> peut \u00eatre marqu\u00e9 Le trait caract\u00e9ristique est lymphocytaire p\u00e9rivasculaire<\/span> infiltrer \u00e0 l'int\u00e9rieur du derme<\/span> et parfois, il s'\u00e9tend \u00e0 la subcutis<\/span> (Figures 2, 3). Certains auteurs pensent que cela repr\u00e9sente la seule v\u00e9ritable \u00abvascularite lymphocytaire\u00bb, car elle peut \u00eatre bien \u00e9tablie. fibrino\u00efde<\/span> changer et thrombose<\/span> cela peut arriver. Il peut y avoir de nombreux \u00e9osinophiles<\/span> dans les blessures pr\u00e9coces (figure 4).<\/p>\n\n<\/span>Pathologie de la perniose<\/span><\/h5>\n<\/section>\n\n\n
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Figure 1<\/p>\n
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Figure 2<\/p>\n
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figure 3<\/p>\n
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Figure 4<\/p>\n
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Figure 5<\/p>\n<\/p><\/div>\n<\/section>\n
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<\/span>\nDiagnostic diff\u00e9rentiel<\/span> de perniose<\/span><\/h2>\nSaponin lupus erythematosus: la vascularite lymphocytaire franche et les changements d'interface sont plus fr\u00e9quents dans le lupus de la s\u00e8ve idiopathique<\/span> engelures (figure 5). Un antinucl\u00e9aire positif anticorps<\/span> le test favorise les engelures lupus \u00e9ryth\u00e9mateux<\/p>\n<\/section>","protected":false},"excerpt":{"rendered":"La perniosis o los saba\u00f1ones son un localizado forma de vasculitis presentando protuberancias de color p\u00farpura rojizo en reacci\u00f3n a la exposici\u00f3n al fr\u00edo. Ampollas y ulceraci\u00f3n puede ocurrir. Histolog\u00eda…<\/p>","protected":false},"author":8,"featured_media":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"footnotes":""},"categories":[204],"tags":[205],"class_list":["post-7679","wiki","type-wiki","status-publish","format-standard","category-glosario-definiciones","tag-patologia"],"_links":{"self":[{"href":"https:\/\/doctorhoogstra.com\/fr\/wp-json\/wp\/v2\/wiki\/7679","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/doctorhoogstra.com\/fr\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/doctorhoogstra.com\/fr\/wp-json\/wp\/v2\/types\/wiki"}],"author":[{"embeddable":true,"href":"https:\/\/doctorhoogstra.com\/fr\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/doctorhoogstra.com\/fr\/wp-json\/wp\/v2\/comments?post=7679"}],"version-history":[{"count":0,"href":"https:\/\/doctorhoogstra.com\/fr\/wp-json\/wp\/v2\/wiki\/7679\/revisions"}],"wp:attachment":[{"href":"https:\/\/doctorhoogstra.com\/fr\/wp-json\/wp\/v2\/media?parent=7679"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/doctorhoogstra.com\/fr\/wp-json\/wp\/v2\/categories?post=7679"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/doctorhoogstra.com\/fr\/wp-json\/wp\/v2\/tags?post=7679"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}