{"id":2122,"date":"2019-08-23T19:19:55","date_gmt":"2019-08-23T19:19:55","guid":{"rendered":"https:\/\/medicalcriteria.com\/web\/?p=1773"},"modified":"2026-01-29T18:53:36","modified_gmt":"2026-01-29T18:53:36","slug":"spondyloarthritis","status":"publish","type":"post","link":"https:\/\/medicalcriteria.com\/web\/spondyloarthritis\/","title":{"rendered":"ASAS Categorization Criteria for Spondyloarthritis"},"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>Assessment in SpondyloArthritis international Society (ASAS) criteria were validated in an international cohort trial with a sensibility and specificity close to 82.9 and 84.4%, respectively.<!--more--><\/p>\n<p>&nbsp;<\/p>\n<p><strong>ASAS Categorization Criteria for Spondyloarthritis<\/strong><\/p>\n<p>ASAS Categorization Criteria for spondyloarthritis (SpA) in patients under 45 years old of age with lower back pain of 3 months duration.<\/p>\n<ul>\n<li>Radiological diagnosis of sacroiliitis + 1 or more features of spondyloarthritis<\/li>\n<\/ul>\n<p style=\"padding-left: 40px;\">OR<\/p>\n<ul>\n<li>HLA B27 + 2 or more features of spondyloarthritis<\/li>\n<\/ul>\n<p>Features of spondyloarthritis<\/p>\n<ul>\n<li>Low inflammatory pain<\/li>\n<li>Arthritis<\/li>\n<li>Enthesitis<\/li>\n<li>Uve\u00edtis<\/li>\n<li>Dactilitis<\/li>\n<li>Psoriasis<\/li>\n<li>Crohn\/colitis<\/li>\n<li>Good response to NSAIDs<\/li>\n<li>Family history of spondyloarthropathy<\/li>\n<li>HLA B27<\/li>\n<li>High CRP levels<\/li>\n<\/ul>\n<p>Radiological diagnosis of sacroiliitis<\/p>\n<ul>\n<li>Active (acute) inflammation in the MRI highly suggestive of sacroiliitis due to SpA<\/li>\n<li>Radiological sacroiliitis defined according to the New York criteria (grade &gt;2 bilateral or grade 3-4 unilateral)<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><strong>References:<\/strong><\/p>\n<ol>\n<li>Lambert RG, Bakker PA, van der Heijde D, Weber U, Rudwaleit M, Hermann KG, Sieper J, Baraliakos X, Bennett A, Braun J, Burgos-Vargas R, Dougados M, Pedersen SJ, Jurik AG, Maksymowych WP, Marzo-Ortega H, \u00d8stergaard M, Poddubnyy D, Reijnierse M, van den Bosch F, van der Horst-Bruinsma I, Landew\u00e9 R. Defining active sacroiliitis on MRI for classification of axial spondyloarthritis: update by the ASAS MRI working group. Ann Rheum Dis. 2016 Nov;75(11):1958-1963. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/26768408\/\" target=\"_blank\" rel=\"noopener noreferrer\">[Medline]<\/a><\/li>\n<li>Banegas Illescas ME, L\u00f3pez Men\u00e9ndez C, Rozas Rodr\u00edguez ML, Fern\u00e1ndez Quintero RM. New ASAS criteria for the diagnosis of spondyloarthritis: diagnosing sacroiliitis by magnetic resonance imaging.\u00a0Radiologia. 2014 Jan-Feb;56(1):7-15. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/24119715\/\" target=\"_blank\" rel=\"noopener noreferrer\">[Medline]<\/a><\/li>\n<li>Sieper J, Rudwaleit M, Baraliakos X, Brandt J, Braun J, Burgos-Vargas R, Dougados M, Hermann KG, Landew\u00e9 R, Maksymowych W, van der Heijde D. The Assessment of SpondyloArthritis international Society (ASAS) handbook: a guide to assess spondyloarthritis.\u00a0Ann Rheum Dis. 2009 Jun;68 Suppl 2:ii1-44. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/19433414\/\" target=\"_blank\" rel=\"noopener noreferrer\">[Medline]<\/a><\/li>\n<li>Kim TJ, Ramiro S. Defining early axial spondyloarthritis: insights and applications of the Assessment of Spondyloarthritis International Society international consensus. J Rheum Dis. 2026 Jan 1;33(1):19-24. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/41409813\/\" target=\"_blank\" rel=\"noopener\">[Medline]<\/a><\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>Created: Aug 16, 2019.<br \/>\nUp-date: Jan 29, 2026.<\/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":[45],"tags":[106,109,107,16,15,110,105,108],"class_list":["post-2122","post","type-post","status-publish","format-standard","hentry","category-rheumatology","tag-asas","tag-categorizacion","tag-categorization","tag-criteria","tag-criterios","tag-espondiloartritis","tag-spa","tag-spondyloarthritis"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>ASAS Categorization Criteria for Spondyloarthritis - MedicalCRITERIA.com<\/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:\/\/medicalcriteria.com\/web\/es\/spondyloarthritis\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[:es]Criterios de Categorizaci\u00f3n ASAS para Espondiloartritis[:en]ASAS Categorization Criteria for Spondyloarthritis[:] - MedicalCRITERIA.com\" \/>\n<meta property=\"og:description\" content=\"Sorry, this entry is only available in Espa\u00f1ol.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/medicalcriteria.com\/web\/es\/spondyloarthritis\/\" \/>\n<meta property=\"og:site_name\" content=\"MedicalCRITERIA.com\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/medicalcriteria\/\" \/>\n<meta property=\"article:published_time\" content=\"2019-08-23T19:19:55+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-01-29T18:53:36+00:00\" \/>\n<meta name=\"author\" content=\"Guillermo Firman\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Guillermo Firman\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/es\\\/spondyloarthritis\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/es\\\/spondyloarthritis\\\/\"},\"author\":{\"name\":\"Guillermo Firman\",\"@id\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/#\\\/schema\\\/person\\\/ead6734a2f20659131388ba822c7078c\"},\"headline\":\"ASAS Categorization Criteria for Spondyloarthritis\",\"datePublished\":\"2019-08-23T19:19:55+00:00\",\"dateModified\":\"2026-01-29T18:53:36+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/es\\\/spondyloarthritis\\\/\"},\"wordCount\":674,\"publisher\":{\"@id\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/#organization\"},\"keywords\":[\"ASAS\",\"Categorizaci\u00f3n\",\"Categorization\",\"Criteria\",\"criterios\",\"Espondiloartritis\",\"SpA\",\"Spondyloarthritis\"],\"articleSection\":[\"Rheumatology\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/es\\\/spondyloarthritis\\\/\",\"url\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/es\\\/spondyloarthritis\\\/\",\"name\":\"[:es]Criterios de Categorizaci\u00f3n ASAS para Espondiloartritis[:en]ASAS Categorization Criteria for Spondyloarthritis[:] - MedicalCRITERIA.com\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/#website\"},\"datePublished\":\"2019-08-23T19:19:55+00:00\",\"dateModified\":\"2026-01-29T18:53:36+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/es\\\/spondyloarthritis\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/es\\\/spondyloarthritis\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/es\\\/spondyloarthritis\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Portada\",\"item\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Criterios de Categorizaci\u00f3n ASAS para Espondiloartritis\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/#website\",\"url\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/\",\"name\":\"MedicalCRITERIA.com\",\"description\":\"Unifying Concepts\",\"publisher\":{\"@id\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/#organization\",\"name\":\"MedicalCRITERIA.com\",\"url\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/wp-content\\\/uploads\\\/2025\\\/03\\\/cropped-mc_1024x500.png\",\"contentUrl\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/wp-content\\\/uploads\\\/2025\\\/03\\\/cropped-mc_1024x500.png\",\"width\":600,\"height\":257,\"caption\":\"MedicalCRITERIA.com\"},\"image\":{\"@id\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/medicalcriteria\\\/\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/medicalcriteria.com\\\/web\\\/#\\\/schema\\\/person\\\/ead6734a2f20659131388ba822c7078c\",\"name\":\"Guillermo Firman\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/24f0f68ba780b5b240680962755c6f75e6116e6667394a46e38b7b8fd0a62e9f?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/24f0f68ba780b5b240680962755c6f75e6116e6667394a46e38b7b8fd0a62e9f?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/24f0f68ba780b5b240680962755c6f75e6116e6667394a46e38b7b8fd0a62e9f?s=96&d=mm&r=g\",\"caption\":\"Guillermo Firman\"},\"sameAs\":[\"http:\\\/\\\/MedicalCRITERIA.com\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"[:es]Criterios de Categorizaci\u00f3n ASAS para Espondiloartritis[:en]ASAS Categorization Criteria for Spondyloarthritis[:] - MedicalCRITERIA.com","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/medicalcriteria.com\/web\/es\/spondyloarthritis\/","og_locale":"en_US","og_type":"article","og_title":"[:es]Criterios de Categorizaci\u00f3n ASAS para Espondiloartritis[:en]ASAS Categorization Criteria for Spondyloarthritis[:] - MedicalCRITERIA.com","og_description":"Sorry, this entry is only available in Espa\u00f1ol.","og_url":"https:\/\/medicalcriteria.com\/web\/es\/spondyloarthritis\/","og_site_name":"MedicalCRITERIA.com","article_publisher":"https:\/\/www.facebook.com\/medicalcriteria\/","article_published_time":"2019-08-23T19:19:55+00:00","article_modified_time":"2026-01-29T18:53:36+00:00","author":"Guillermo Firman","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Guillermo Firman","Est. reading time":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/medicalcriteria.com\/web\/es\/spondyloarthritis\/#article","isPartOf":{"@id":"https:\/\/medicalcriteria.com\/web\/es\/spondyloarthritis\/"},"author":{"name":"Guillermo Firman","@id":"https:\/\/medicalcriteria.com\/web\/#\/schema\/person\/ead6734a2f20659131388ba822c7078c"},"headline":"ASAS Categorization Criteria for Spondyloarthritis","datePublished":"2019-08-23T19:19:55+00:00","dateModified":"2026-01-29T18:53:36+00:00","mainEntityOfPage":{"@id":"https:\/\/medicalcriteria.com\/web\/es\/spondyloarthritis\/"},"wordCount":674,"publisher":{"@id":"https:\/\/medicalcriteria.com\/web\/#organization"},"keywords":["ASAS","Categorizaci\u00f3n","Categorization","Criteria","criterios","Espondiloartritis","SpA","Spondyloarthritis"],"articleSection":["Rheumatology"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/medicalcriteria.com\/web\/es\/spondyloarthritis\/","url":"https:\/\/medicalcriteria.com\/web\/es\/spondyloarthritis\/","name":"[:es]Criterios de Categorizaci\u00f3n ASAS para Espondiloartritis[:en]ASAS Categorization Criteria for Spondyloarthritis[:] - MedicalCRITERIA.com","isPartOf":{"@id":"https:\/\/medicalcriteria.com\/web\/#website"},"datePublished":"2019-08-23T19:19:55+00:00","dateModified":"2026-01-29T18:53:36+00:00","breadcrumb":{"@id":"https:\/\/medicalcriteria.com\/web\/es\/spondyloarthritis\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/medicalcriteria.com\/web\/es\/spondyloarthritis\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/medicalcriteria.com\/web\/es\/spondyloarthritis\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Portada","item":"https:\/\/medicalcriteria.com\/web\/"},{"@type":"ListItem","position":2,"name":"Criterios de Categorizaci\u00f3n ASAS para Espondiloartritis"}]},{"@type":"WebSite","@id":"https:\/\/medicalcriteria.com\/web\/#website","url":"https:\/\/medicalcriteria.com\/web\/","name":"MedicalCRITERIA.com","description":"Unifying Concepts","publisher":{"@id":"https:\/\/medicalcriteria.com\/web\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/medicalcriteria.com\/web\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/medicalcriteria.com\/web\/#organization","name":"MedicalCRITERIA.com","url":"https:\/\/medicalcriteria.com\/web\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/medicalcriteria.com\/web\/#\/schema\/logo\/image\/","url":"https:\/\/medicalcriteria.com\/web\/wp-content\/uploads\/2025\/03\/cropped-mc_1024x500.png","contentUrl":"https:\/\/medicalcriteria.com\/web\/wp-content\/uploads\/2025\/03\/cropped-mc_1024x500.png","width":600,"height":257,"caption":"MedicalCRITERIA.com"},"image":{"@id":"https:\/\/medicalcriteria.com\/web\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/medicalcriteria\/"]},{"@type":"Person","@id":"https:\/\/medicalcriteria.com\/web\/#\/schema\/person\/ead6734a2f20659131388ba822c7078c","name":"Guillermo Firman","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/24f0f68ba780b5b240680962755c6f75e6116e6667394a46e38b7b8fd0a62e9f?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/24f0f68ba780b5b240680962755c6f75e6116e6667394a46e38b7b8fd0a62e9f?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/24f0f68ba780b5b240680962755c6f75e6116e6667394a46e38b7b8fd0a62e9f?s=96&d=mm&r=g","caption":"Guillermo Firman"},"sameAs":["http:\/\/MedicalCRITERIA.com"]}]}},"modified_by":"Guillermo Firman","_links":{"self":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts\/2122","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=2122"}],"version-history":[{"count":3,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts\/2122\/revisions"}],"predecessor-version":[{"id":10605,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts\/2122\/revisions\/10605"}],"wp:attachment":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/media?parent=2122"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/categories?post=2122"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/tags?post=2122"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}