{"id":2481,"date":"2009-03-11T14:58:14","date_gmt":"2009-03-11T14:58:14","guid":{"rendered":"https:\/\/medicalcriteria.com\/web\/neuronf\/"},"modified":"2025-05-14T19:09:50","modified_gmt":"2025-05-14T19:09:50","slug":"neuronf","status":"publish","type":"post","link":"https:\/\/medicalcriteria.com\/web\/neuronf\/","title":{"rendered":"NIH Diagnostic Criteria for Neurofibromatosis"},"content":{"rendered":"<div class=\"99c380e4b4a7b96c35d7ddf7dcb434e8\" data-index=\"1\" style=\"float: none; margin:0px 0 0px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<!-- MC 2019- Horizontal -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block\"\r\n     data-ad-client=\"ca-pub-0127150553352455\"\r\n     data-ad-slot=\"3806776041\"\r\n     data-ad-format=\"auto\"\r\n     data-full-width-responsive=\"true\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p>Neurofibromatosis 1 and neurofibromatosis 2 are autosomal dominant genetic disorders in which affected individuals develop both benign and malignant tumors at an increased frequency.<\/p>\n<p><!--more--><\/p>\n<div class=\"Section1\">\n<p class=\"MsoNormal\"><strong>Diagnosis of Neurofibromatosis Type 1 (NF1)<\/strong><\/p>\n<ol style=\"margin-top: 0cm;\">\n<li class=\"MsoNormal\">\n<p style=\"margin-top: 0pt; margin-bottom: 0pt;\">Six or more caf\u00e9 au lait macules over 5 mm in greatest diameter in prepubertal individuals and over 15 mm in greatest diameter in postpubertal individuals<\/p>\n<\/li>\n<li class=\"MsoNormal\">\n<p style=\"margin-top: 0pt; margin-bottom: 0pt;\">Two or more neurofibromas of any type or one plexiform neurofibroma<\/p>\n<\/li>\n<li class=\"MsoNormal\">\n<p style=\"margin-top: 0pt; margin-bottom: 0pt;\">Freckling in the axillary or inguinal regions (Crowe\u00b4s sign)<\/p>\n<\/li>\n<li class=\"MsoNormal\">\n<p style=\"margin-top: 0pt; margin-bottom: 0pt;\">Optic glioma<\/p>\n<\/li>\n<li class=\"MsoNormal\">\n<p style=\"margin-top: 0pt; margin-bottom: 0pt;\">Two or more Lisch nodules (iris harmartomas)<\/p>\n<\/li>\n<li class=\"MsoNormal\">\n<p style=\"margin-top: 0pt; margin-bottom: 0pt;\">A distinctive osseous lesion such as sphenoid dysplasia or thinning of long bone cortex with or without pseudoarthrosis<\/p>\n<\/li>\n<li class=\"MsoNormal\">\n<p style=\"margin-top: 0pt; margin-bottom: 0pt;\">A first-degree relative (parent, sibling, or offspring) with NF1 by the above criteria<\/p>\n<\/li>\n<\/ol>\n<div class=\"Section1\">The criteria are met in an individual if two or more of the features listed are present.<\/div>\n<p>&nbsp;<\/p>\n<p class=\"MsoNormal\" style=\"margin-top: 0pt; margin-bottom: 0pt;\"><strong>Diagnosis of Neurofibromatosis Type 2 (NF2)<\/strong><\/p>\n<ol style=\"margin-top: 0cm;\">\n<li class=\"MsoNormal\">\n<p style=\"margin-top: 0pt; margin-bottom: 0pt;\">Bilateral masses of the eighth cranial nerve seen with appropriate imaging techniques (e.g., CT or MRI)<\/p>\n<\/li>\n<li class=\"MsoNormal\">\n<p style=\"margin-top: 0pt; margin-bottom: 0pt;\">A first-degree with NF2 and either:<\/p>\n<\/li>\n<\/ol>\n<p class=\"MsoNormal\" style=\"margin-left: 36pt; text-indent: -18pt; margin-top: 0pt; margin-bottom: 0pt;\">a) Unilateral mass of the eighth cranial nerve, or<\/p>\n<p class=\"MsoNormal\" style=\"margin-left: 36pt; text-indent: -18pt; margin-top: 0pt; margin-bottom: 0pt;\">b) Two of the following:<\/p>\n<p class=\"MsoNormal\" style=\"margin-left: 72pt; text-indent: -18pt; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-family: Symbol;\">\u00b7 <\/span>Neurofibroma<\/p>\n<p class=\"MsoNormal\" style=\"margin-left: 72pt; text-indent: -18pt; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-family: Symbol;\">\u00b7 <\/span>Meningioma<\/p>\n<p class=\"MsoNormal\" style=\"margin-left: 72pt; text-indent: -18pt; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-family: Symbol;\">\u00b7 <\/span>Glioma<\/p>\n<p class=\"MsoNormal\" style=\"margin-left: 72pt; text-indent: -18pt; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-family: Symbol;\">\u00b7 <\/span>Schwannoma<\/p>\n<p class=\"MsoNormal\" style=\"margin-left: 72pt; text-indent: -18pt; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-family: Symbol;\">\u00b7 <\/span>Juvenile posterior subcapsular lenticular opacity<\/p>\n<p class=\"MsoNormal\">The criteria are met by an individual who satisfies condition 1 or 2.<\/p>\n<\/div>\n<div class=\"Section1\">\n<div class=\"Section1\">\n<div class=\"Section1\">\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p class=\"MsoNormal\"><strong>References:<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n<ol>\n<li>\n<p style=\"margin-top: 0pt; margin-bottom: 0pt;\">Stumpf DA, Alksne JF, Annegers JF, Neurofibromatosis. Conference statement. National Institutes of Health Consensus Development Conference. Arch Neurol 1988; 45:575-578<\/p>\n<\/li>\n<li>\n<p style=\"margin-top: 0pt; margin-bottom: 0pt;\">Gutmann DH, Aylsworth A, Carey JC, Korf B, Marks J, Pyeritz RE, Rubenstein A, Viskochil D. The diagnostic evaluation and multidisciplinary management of neurofibromatosis 1 and neurofibromatosis 2. JAMA. 1997 Jul 2;278(1):51-7. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/9207339\/\" target=\"_blank\" rel=\"noopener noreferrer\">[Medline]<\/a><\/p>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>Created: July 05, 2005<\/p>\n\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Sorry, this entry is only available in Espa\u00f1ol.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"no","_lmt_disable":"no","_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[2],"tags":[16,15,14,13,1462,1300,1463],"class_list":["post-2481","post","type-post","status-publish","format-standard","hentry","category-neurology","tag-criteria","tag-criterios","tag-diagnostic","tag-diagnostico","tag-neurofibromatosis","tag-neurology","tag-nih"],"modified_by":"Guillermo Firman","_links":{"self":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts\/2481","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/comments?post=2481"}],"version-history":[{"count":2,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts\/2481\/revisions"}],"predecessor-version":[{"id":8984,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts\/2481\/revisions\/8984"}],"wp:attachment":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/media?parent=2481"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/categories?post=2481"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/tags?post=2481"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}