<\/span><\/h2>\nAspergillus species can cause invader<\/span> cutaneous<\/span> infections, particularly in immunosuppressed Hosts<\/span>. the organism<\/span> can be entered from local inoculation<\/span> or reach the skin after dissemination from the lungs.<\/p>\n<\/span>\nHistology<\/span> aspergillosis<\/span><\/h2>\nthe inflammatory<\/span> The pattern of fungal forms of aspergillosis depends on the depth of invasion and the immune status of the patient.<\/p>\nSometimes fungal balls composed of numerous organisms<\/span> forming a mass (figure 1), sometimes with fruitful heads (figure 2).<\/p>\nMost commonly, there is a dense acute<\/span> infiltrate<\/span> at dermis<\/span> and deep Soft fabric<\/span> (Figures 3, 4) that may be associated with necrosis<\/span> and scars Organisms can sometimes be seen on close examination with routine HE staining (Figures 2, 4). With special stains, the morphology<\/span> it is better appreciated and shows thin septate hyphae with regular branching (Figures 5, 6). The angle of the regular branch is approximately 450 (figure 5, arrow).<\/p>\nThere may be angioinvasion, ulceration<\/span> and extensive necrosis. In immune competent patients, a dense granulomatous<\/span> The answer is common. Direct inoculation of the skin can cause scarring epidermal<\/span> reply.<\/p>\n\n<\/span>Aspergillosis pathology<\/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
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Figure 6<\/p>\n<\/p><\/div>\n<\/section>\n
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<\/span>Special studies for aspergillosis.<\/span><\/h2>\nThe organisms can be easily seen in the hematoxylin and eosin sections (Figure 1). Special stains with PAS or GMS (Figure 2) can be used to highlight the organisms and allow a clearer assessment of morphology. Correlation with tissue cultures is helpful.<\/p>\n
<\/span>\nDifferential diagnosis<\/span> aspergillosis<\/span><\/h2>\nMucormycosis: Aspergillus species are thinner, septate, with regular branching and branching at acute angles compared to mucormycosis organisms (45 \u00b0 instead of 90 \u00b0).<\/p>\n
Fusariosis, pseudallescheriosis: These organisms can have a morphology similar to aspergillosis, and generally require culture<\/span> to allow a precise distinction.<\/p>\n<\/section>","protected":false},"excerpt":{"rendered":"Introducci\u00f3n Las especies de Aspergillus pueden causar invasor cut\u00e1neo infecciones, particularmente en inmunosuprimidos Hospedadores. los organismo puede ser introducido desde local inoculaci\u00f3n o llegar a la piel despu\u00e9s de la…<\/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-7374","wiki","type-wiki","status-publish","format-standard","category-glosario-definiciones","tag-patologia"],"_links":{"self":[{"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/wiki\/7374","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/types\/wiki"}],"author":[{"embeddable":true,"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/comments?post=7374"}],"version-history":[{"count":0,"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/wiki\/7374\/revisions"}],"wp:attachment":[{"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/media?parent=7374"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/categories?post=7374"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/tags?post=7374"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}