{"id":1608,"date":"2022-03-11T15:44:12","date_gmt":"2022-03-11T14:44:12","guid":{"rendered":"https:\/\/ern-ithaca.eu\/?page_id=1608"},"modified":"2026-02-02T09:09:53","modified_gmt":"2026-02-02T08:09:53","slug":"guidelines-consensus","status":"publish","type":"page","link":"https:\/\/ern-ithaca.eu\/de\/our-workgroups\/guidelines-consensus\/","title":{"rendered":"Leitlinien und Konsens (AG 11)"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"taskforce-leads\">Vorsitzender und stellvertretender Vorsitzender der Arbeitsgruppe <\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:15%\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"287\" height=\"431\" src=\"https:\/\/ern-ithaca.eu\/wp-content\/uploads\/2023\/05\/Agnies_van_Eeghen_Photo.png\" alt=\"\" class=\"wp-image-2882\"\/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:35%\">\n<p class=\"wp-block-paragraph\"><strong>Dr Agnies van Eeghen<\/strong><br>(Amsterdam)<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:15%\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"600\" src=\"https:\/\/ern-ithaca.eu\/wp-content\/uploads\/2023\/05\/Szakszon-photo2022-400x600-1.jpg\" alt=\"\" class=\"wp-image-2883\"\/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:35%\">\n<p class=\"wp-block-paragraph\"><strong><strong><strong>Dr. Katalin<\/strong><\/strong>&nbsp;<strong><strong>Szakszon<\/strong><\/strong><\/strong><br>(Debrecen)<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Leitlinien f\u00fcr die klinische Praxis <\/strong>(CPGs) \u2013 oder einfach \u201eLeitlinien\u201c \u2013 sind Empfehlungen zur Diagnose und Behandlung einer Erkrankung. Sie werden von medizinischen Experten unter Einbeziehung von Patientenvertretern verfasst und richten sich an \u00c4rzte, aber auch an Pflegekr\u00e4fte und andere Fachkr\u00e4fte im Gesundheitswesen. &nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Eine Leitlinie fasst den aktuellen Stand der medizinischen Erkenntnisse zu einer bestimmten Erkrankung zusammen, w\u00e4gt Nutzen und Risiken von Diagnoseverfahren und Behandlungen ab und gibt auf der Grundlage dieser Informationen konkrete Empfehlungen.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">As knowlege on rare diseases is by definition scarce and scattered, which results in late diagnosis for patients and difficulty in determining appropriate care solutions,&nbsp;<strong>the production of guidelines on low prevalence conditions is at the core of an ERN activity.&nbsp;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This Worksgroup is committed to both reviewing existing guidelines on rare congenital malformations and writing new ones from scratch. It also works on developping a guideline methodology specific to rare diseases in the scope of ITHACA, and on making easy-to-understand guidelines available for patients.&nbsp;<\/p>\n\n\n\n<div style=\"height:38px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Production of new Clinical Practice Guidelines&nbsp;<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Each guideline is written by a group of multidisciplinary experts, with the support of patient\u2019s representatives. So far, the Workgroup has convened 13 expert groups to write guidelines for rare congenital malformations.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>6 guidelines for rare conditions have already been published:&nbsp;<\/strong><\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-ernithaca-block-links wp-block-ernithaca-block-links-wrapper\"><a href=\"https:\/\/ern-ithaca.eu\/de\/guidelines\/ern-ithaca-guidelines\/beckwith-wiedemann-guideline\/\" class=\"wp-block-ernithaca-block-links-content\"><div class=\"wp-block-ernithaca-block-links-infos\"><div class=\"wp-block-ernithaca-block-links-title\">Beckwith-Wiedemann<br>Syndrom<\/div><div class=\"wp-block-ernithaca-block-links-text text-primary\">April 2018<\/div><\/div><span class=\"icon-ernithaca-more\"><\/span><\/a><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-ernithaca-block-links wp-block-ernithaca-block-links-wrapper\"><a href=\"https:\/\/ern-ithaca.eu\/de\/guidelines\/ern-ithaca-guidelines\/valproate-embryopathy-guideline\/\" class=\"wp-block-ernithaca-block-links-content\"><div class=\"wp-block-ernithaca-block-links-infos\"><div class=\"wp-block-ernithaca-block-links-title\">Valproat <br>Embryopathie<\/div><div class=\"wp-block-ernithaca-block-links-text text-primary\">Oktober 2018<\/div><\/div><span class=\"icon-ernithaca-more\"><\/span><\/a><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-ernithaca-block-links wp-block-ernithaca-block-links-wrapper\"><a href=\"https:\/\/ern-ithaca.eu\/de\/guidelines\/ern-ithaca-guidelines\/cornelia-de-lange-guideline\/\" class=\"wp-block-ernithaca-block-links-content\"><div class=\"wp-block-ernithaca-block-links-infos\"><div class=\"wp-block-ernithaca-block-links-title\">Cornelia de Lange<br>Syndrom<\/div><div class=\"wp-block-ernithaca-block-links-text text-primary\">Juli 2019<\/div><\/div><span class=\"icon-ernithaca-more\"><\/span><\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-ernithaca-block-links wp-block-ernithaca-block-links-wrapper\"><a href=\"https:\/\/ern-ithaca.eu\/de\/documentation\/phelan-mcdermid-guideline\/\" class=\"wp-block-ernithaca-block-links-content\"><div class=\"wp-block-ernithaca-block-links-infos\"><div class=\"wp-block-ernithaca-block-links-title\">Phelan-McDermid<br>Syndrom<\/div><div class=\"wp-block-ernithaca-block-links-text text-primary\">Mai 2023<\/div><\/div><span class=\"icon-ernithaca-more\"><\/span><\/a><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-ernithaca-block-links wp-block-ernithaca-block-links-wrapper\"><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/38471765\/\" class=\"wp-block-ernithaca-block-links-content\"><div class=\"wp-block-ernithaca-block-links-infos\"><div class=\"wp-block-ernithaca-block-links-title\">Rubinstein-Taybi <br>Syndrom<\/div><div class=\"wp-block-ernithaca-block-links-text text-primary\">Mai 2024<\/div><\/div><span class=\"icon-ernithaca-more\"><\/span><\/a><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-ernithaca-block-links wp-block-ernithaca-block-links-wrapper\"><a href=\"https:\/\/ern-ithaca.eu\/wp-content\/uploads\/2025\/02\/Joint-Guidelines-on-spinal-dysraphism-final.pdf\" class=\"wp-block-ernithaca-block-links-content\"><div class=\"wp-block-ernithaca-block-links-infos\"><div class=\"wp-block-ernithaca-block-links-title\">Spinal dysraphisms in children &amp; adolescents<\/div><div class=\"wp-block-ernithaca-block-links-text text-primary\">Februar 2025<\/div><\/div><span class=\"icon-ernithaca-more\"><\/span><\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-ernithaca-block-links wp-block-ernithaca-block-links-wrapper\"><a href=\"https:\/\/onlinelibrary.wiley.com\/doi\/10.1111\/jir.70049\" class=\"wp-block-ernithaca-block-links-content\"><div class=\"wp-block-ernithaca-block-links-infos\"><div class=\"wp-block-ernithaca-block-links-title\">\u00dcbergang<br>of care<\/div><div class=\"wp-block-ernithaca-block-links-text text-primary\">November 2025<\/div><\/div><span class=\"icon-ernithaca-more\"><\/span><\/a><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-ernithaca-block-links wp-block-ernithaca-block-links-wrapper\"><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S1098360026003886\" class=\"wp-block-ernithaca-block-links-content\"><div class=\"wp-block-ernithaca-block-links-infos\"><div class=\"wp-block-ernithaca-block-links-title\">Kleefstra Syndrome<\/div><div class=\"wp-block-ernithaca-block-links-text text-primary\">Januar 2026<\/div><\/div><span class=\"icon-ernithaca-more\"><\/span><\/a><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n<\/div>\n\n\n\n<div style=\"height:8px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>6 more are currently under work: \u00a0<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pitt Hopkins syndrome&nbsp;<\/li>\n\n\n\n<li>RASophaties&nbsp;<\/li>\n\n\n\n<li>Williams-Beuren syndrome\u00a0<\/li>\n\n\n\n<li>SATB2 syndrome<\/li>\n\n\n\n<li>PIMD\/Polyhandicap &#8211; Profound Intellectual and Multiple Disabilities<\/li>\n\n\n\n<li>Challenging Behaviour<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">In addition to writing these guidelines, these taskforces also work on keeping them <strong>up-to-date,<\/strong> to make sure sure they provide relevant recommendations for health care providers.<\/p>\n\n\n\n<div style=\"height:38px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Appraisal of existing guidelines&nbsp;<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"394\" height=\"409\" src=\"https:\/\/ern-ithaca.eu\/wp-content\/uploads\/2024\/10\/Capture-decran-2024-10-31-100046.png\" alt=\"\" class=\"wp-image-6328\" style=\"width:169px;height:auto\"\/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<div style=\"height:38px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Guidelines being a major clinical tool, it is crucial that they are trustworthy. This taskforce is dedicated to <strong>assessing the methodological quality of existing guidelines<\/strong> on rare diseases in the scope of ITHACA. Publications that this taksforce evaluates as methodologically reliable&nbsp;are <strong>endorsed<\/strong> by the ERN-ITHACA.&nbsp;<\/p>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:38px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Development of an ERN-ITHACA guideline methodology<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Methodologies on the elaboration of guidelines have been elaborated for common disorders on the basis of evidence-based support. This approach is challenging for ultrarare entities. This taskforce, led by an expert in guideline methodology, was created to adapt from these methods <strong>an ERN ITHACA <em>specific <\/em>methodology<\/strong>, that will be of guidance to elaborate new guidelines and to assess old ones. &nbsp;<\/p>\n\n\n\n<div style=\"height:38px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Writing of easy-to-read guidelines for patients&nbsp;<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Guidelines are directed at health care professionals and are not easily understandable for patients and their families. The Guideline Workgroup thus works on creating <strong>adapted English summary of clinical<\/strong> guidelines, and to translate them into other European languages.&nbsp;These documents are meant to help patients understanding their condition, and to facilitate their involvement into the decision-making around their care.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1003\" height=\"709\" src=\"https:\/\/ern-ithaca.eu\/wp-content\/uploads\/2024\/10\/image-pmd.png\" alt=\"\" class=\"wp-image-6138\" style=\"width:450px;height:auto\" srcset=\"https:\/\/ern-ithaca.eu\/wp-content\/uploads\/2024\/10\/image-pmd.png 1003w, https:\/\/ern-ithaca.eu\/wp-content\/uploads\/2024\/10\/image-pmd-600x424.png 600w, https:\/\/ern-ithaca.eu\/wp-content\/uploads\/2024\/10\/image-pmd-768x543.png 768w\" sizes=\"auto, (max-width: 1003px) 100vw, 1003px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Example of one <a href=\"https:\/\/ern-ithaca.eu\/wp-content\/uploads\/2024\/05\/PMS_ENGLISH-1.pdf\">booklet<\/a> for patient adapted from the ITHACA guideline on Phelan-McDermid syndrome<\/em><\/p>\n\n\n\n<div style=\"height:38px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\">* * *<\/p>\n\n\n\n<div style=\"height:38px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/ern-ithaca.eu\/wp-content\/uploads\/2024\/10\/image.jpg\" alt=\"\" class=\"wp-image-6135\" style=\"width:663px;height:auto\" srcset=\"https:\/\/ern-ithaca.eu\/wp-content\/uploads\/2024\/10\/image.jpg 800w, https:\/\/ern-ithaca.eu\/wp-content\/uploads\/2024\/10\/image-600x450.jpg 600w, https:\/\/ern-ithaca.eu\/wp-content\/uploads\/2024\/10\/image-768x576.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Picture of the Workgroup&#8217;s coordination team: Dr Katalin Szackszon (co-chair) Dr Mirthe Klein Haneveld (ITHACA PM), Klea Vyshka (ITHACA PM), Dr Agnies Van Eeghen (chair), Charlotte Gaasterland (ITHACA PM)<\/em>, <em>Anne Hugon (ITHACA PM)<\/em><\/p>","protected":false},"excerpt":{"rendered":"<p>Workgroup Chair and co-Chair Dr Agnies van Eeghen(Amsterdam) Dr. Katalin&nbsp;Szakszon(Debrecen) Clinical practice guidelines (CPGs), or simply guidelines, are recommendations on how to diagnose and treat a medical condition. They are written by medical experts with the support of patient\u2019s representatives, and are directed to doctors, but also&nbsp;nurses or any other health care professionals. &nbsp; A [&hellip;]<\/p>\n","protected":false},"author":253,"featured_media":0,"parent":6017,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-1608","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Guidelines &amp; consensus (WG11) - ERN ITHACA<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/ern-ithaca.eu\/de\/our-workgroups\/guidelines-consensus\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Guidelines &amp; consensus (WG11) - ERN ITHACA\" \/>\n<meta property=\"og:description\" content=\"Workgroup Chair and co-Chair Dr Agnies van Eeghen(Amsterdam) Dr. Katalin&nbsp;Szakszon(Debrecen) Clinical practice guidelines (CPGs), or simply guidelines, are recommendations on how to diagnose and treat a medical condition. They are written by medical experts with the support of patient\u2019s representatives, and are directed to doctors, but also&nbsp;nurses or any other health care professionals. &nbsp; A [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/ern-ithaca.eu\/de\/our-workgroups\/guidelines-consensus\/\" \/>\n<meta property=\"og:site_name\" content=\"ERN ITHACA\" \/>\n<meta property=\"article:modified_time\" content=\"2026-02-02T08:09:53+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/ern-ithaca.eu\/wp-content\/uploads\/2023\/05\/Agnies_van_Eeghen_Photo.png\" \/>\n\t<meta property=\"og:image:width\" content=\"287\" \/>\n\t<meta property=\"og:image:height\" content=\"431\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@ERNIthaca\" \/>\n<meta name=\"twitter:label1\" content=\"Gesch\u00e4tzte Lesezeit\" \/>\n\t<meta name=\"twitter:data1\" content=\"1\u00a0Minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/ern-ithaca.eu\\\/our-workgroups\\\/guidelines-consensus\\\/\",\"url\":\"https:\\\/\\\/ern-ithaca.eu\\\/our-workgroups\\\/guidelines-consensus\\\/\",\"name\":\"Guidelines &amp; 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