{"id":897,"date":"2023-01-05T21:35:25","date_gmt":"2023-01-06T02:35:25","guid":{"rendered":"https:\/\/pressbooks.bccampus.ca\/pedsdermprimer\/?post_type=chapter&p=897"},"modified":"2023-01-05T22:07:29","modified_gmt":"2023-01-06T03:07:29","slug":"genodermatoses-neurofibromatosis","status":"publish","type":"chapter","link":"https:\/\/pressbooks.bccampus.ca\/pedsdermprimer\/chapter\/genodermatoses-neurofibromatosis\/","title":{"raw":"Genodermatoses: Neurofibromatosis","rendered":"Genodermatoses: Neurofibromatosis"},"content":{"raw":"
\r\n

Neurofibromatosis<\/h1>\r\n<\/div>\r\n
\r\n\r\nNeurofibromatosis is caused by a mutation in the NF-1 gene that leads to changes in a number of body systems. Several dermatologic findings are among the disease criteria and patients with skin findings concerning for NF should be referred to ophthalmology for examination for Lisch nodules and optic glioma.\u00a0 Referrals to other specialties such as neurology and genetics depend on the presentation and symptoms.\r\n\r\n<\/div>\r\n
\r\n
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\r\n\r\nCriteria for NF1 include:\u00a0<\/strong>\r\n\r\n<\/div>\r\n<\/header>\r\n
\r\n
\r\n
\r\n
    \r\n \t
  • \u2265\u22656 caf\u00e9 au lait macules >5mm in size in children and >15 mm in size in adults<\/li>\r\n \t
  • \u22652 neurofibromas or any plexiform neurofibroma<\/li>\r\n \t
  • Axillary or inguinal freckling<\/li>\r\n \t
  • Optic glioma<\/li>\r\n \t
  • Lisch nodules<\/li>\r\n<\/ul>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\nA similar, but distinct, condition called Legius syndrome is caused by mutations in the SPRED-1 gene and leads to development of caf\u00e9 au lait macules, but not neurofibromas.<\/span>\r\n\r\n\u00a0\u00a0<\/span>\r\n\r\n[caption id=\"attachment_921\" align=\"aligncenter\" width=\"300\"]\"\" Image 9.10: Cluster of cafe au lait macules seen in segmental neurofibromatosis[\/caption]\r\n\r\n<\/div>","rendered":"
    \n

    Neurofibromatosis<\/h1>\n<\/div>\n
    \n

    Neurofibromatosis is caused by a mutation in the NF-1 gene that leads to changes in a number of body systems. Several dermatologic findings are among the disease criteria and patients with skin findings concerning for NF should be referred to ophthalmology for examination for Lisch nodules and optic glioma.\u00a0 Referrals to other specialties such as neurology and genetics depend on the presentation and symptoms.<\/p>\n<\/div>\n

    \n
    \n
    \n
    \n

    Criteria for NF1 include:\u00a0<\/strong><\/p>\n<\/div>\n<\/header>\n

    \n
    \n
    \n
      \n
    • \u2265\u22656 caf\u00e9 au lait macules >5mm in size in children and >15 mm in size in adults<\/li>\n
    • \u22652 neurofibromas or any plexiform neurofibroma<\/li>\n
    • Axillary or inguinal freckling<\/li>\n
    • Optic glioma<\/li>\n
    • Lisch nodules<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

      A similar, but distinct, condition called Legius syndrome is caused by mutations in the SPRED-1 gene and leads to development of caf\u00e9 au lait macules, but not neurofibromas.<\/span><\/p>\n

      \u00a0\u00a0<\/span><\/p>\n

      \"\"
      Image 9.10: Cluster of cafe au lait macules seen in segmental neurofibromatosis<\/figcaption><\/figure>\n<\/div>\n","protected":false},"author":1682,"menu_order":6,"template":"","meta":{"pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"class_list":["post-897","chapter","type-chapter","status-publish","hentry"],"part":885,"_links":{"self":[{"href":"https:\/\/pressbooks.bccampus.ca\/pedsdermprimer\/wp-json\/pressbooks\/v2\/chapters\/897","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pressbooks.bccampus.ca\/pedsdermprimer\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/pressbooks.bccampus.ca\/pedsdermprimer\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/pedsdermprimer\/wp-json\/wp\/v2\/users\/1682"}],"version-history":[{"count":2,"href":"https:\/\/pressbooks.bccampus.ca\/pedsdermprimer\/wp-json\/pressbooks\/v2\/chapters\/897\/revisions"}],"predecessor-version":[{"id":929,"href":"https:\/\/pressbooks.bccampus.ca\/pedsdermprimer\/wp-json\/pressbooks\/v2\/chapters\/897\/revisions\/929"}],"part":[{"href":"https:\/\/pressbooks.bccampus.ca\/pedsdermprimer\/wp-json\/pressbooks\/v2\/parts\/885"}],"metadata":[{"href":"https:\/\/pressbooks.bccampus.ca\/pedsdermprimer\/wp-json\/pressbooks\/v2\/chapters\/897\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/pressbooks.bccampus.ca\/pedsdermprimer\/wp-json\/wp\/v2\/media?parent=897"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/pedsdermprimer\/wp-json\/pressbooks\/v2\/chapter-type?post=897"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/pedsdermprimer\/wp-json\/wp\/v2\/contributor?post=897"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/pedsdermprimer\/wp-json\/wp\/v2\/license?post=897"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}