<\/span><\/h2>\nGlomangiomas (also called glomuvenous malformation<\/span>) differ clinically from glomus tumors in that they occur in childhood and adolescence, generally asymptomatic<\/span>does not have a predilection<\/span> For him subungic<\/span> region, and are often multifocal. They can vary in color from pink to blue and often get darker with age; They may be license plate<\/span>-like or nodular<\/span>. Multiple glomangiomas are rare and comprise approximately 10 percent of all glomus tumors.<\/p>\n<\/span>\nHistology<\/span> glomangioma<\/span><\/h2>\nIn glomangioma, the histopathology<\/span> dilated sample venous<\/span> channels that resemble venous malformations (Figures 1, 2). Unlike venous malformations, they demonstrate one to several rows of cells from surrounding cuboidal blood cells (Figures 3,4).<\/p>\n\n<\/span>Glomangioma 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<\/p><\/div>\n<\/section>\n
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Glomal cells stain positively for vimentin and smooth muscle \u03b1 actin, but are negative for desmin, von Willibrand factor, and S-100.<\/p>\n
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<\/span>\nDifferential diagnosis<\/span> for glomangioma<\/span><\/h2>\nOther diagnoses to consider include:<\/p>\n
\n- \nVascular<\/span> malformation - these do not have the perivascular<\/span> Glomal cell accumulations are seen in the glomangioma.<\/li>\n
- Myopericytoma, angioleiomyoma, myofibroma - they all have varying degrees of perivascular muscle cells, but these cells lack the classic cuboidal glomus cells. These tumors generally show a degree of desmin positivity in the perivascular cells that are not seen in the glomangioma.<\/li>\n<\/ul>\n<\/section>","protected":false},"excerpt":{"rendered":"
Introducci\u00f3n Glomangiomas (tambi\u00e9n llamados glomuvenosos malformaci\u00f3n) difieren cl\u00ednicamente de los tumores gl\u00f3micos en que ocurren en la infancia y la adolescencia, generalmente asintom\u00e1tico, no tiene un predilecci\u00f3n Para el subungico…<\/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-8245","wiki","type-wiki","status-publish","format-standard","category-glosario-definiciones","tag-patologia"],"_links":{"self":[{"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/wiki\/8245","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=8245"}],"version-history":[{"count":0,"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/wiki\/8245\/revisions"}],"wp:attachment":[{"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/media?parent=8245"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/categories?post=8245"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/tags?post=8245"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}