{"id":11616,"date":"2025-04-30T23:13:43","date_gmt":"2025-04-30T21:13:43","guid":{"rendered":"https:\/\/cepco-ch-123278.hostingersite.com\/publications\/gram-and-acridine-orange-staining-for-diagnosis-of-septic-arthritis-in-different-patient-populations\/"},"modified":"2026-08-24T20:16:16","modified_gmt":"2026-08-24T18:16:16","slug":"gram-and-acridine-orange-staining-for-diagnosis-of-septic-arthritis-in-different-patient-populations","status":"publish","type":"publications","link":"https:\/\/cepco.ch\/fr\/publications\/gram-and-acridine-orange-staining-for-diagnosis-of-septic-arthritis-in-different-patient-populations\/","title":{"rendered":"Gram and acridine orange staining for diagnosis of septic arthritis in different patient populations"},"content":{"rendered":"\n<p><strong>Publication :<\/strong> <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/24496757\/\" target=\"_blank\" rel=\"noreferrer noopener\">Int Orthop. 2014 Jun;38(6):1283-90. doi : 10.1007\/s00264-014-2284-3. Epub 2014 Feb 5.   <\/a><\/p>\n\n<p><strong>Co-auteurs :<\/strong> <a href=\"https:\/\/cepco.ch\/biography-of-dr-gregory-cunningham\/\" target=\"_blank\" rel=\"noreferrer noopener\">Cunningham G<\/a>, Seghrouchni K, Ruffieux E, Vaudaux P, Gayet-Ageron A, Cherkaoui A, et al.<\/p>\n\n<h2 class=\"wp-block-heading\">R\u00e9sum\u00e9 :<\/h2>\n\n<p><strong>Objectif : <\/strong>La sensibilit\u00e9 de la coloration de Gram est connue pour \u00eatre sous-optimale pour le diagnostic de l&rsquo;arthrite septique de l&rsquo;articulation native. Nous manquons d&rsquo;informations sur la pr\u00e9cision de la coloration de Gram par rapport \u00e0 d&rsquo;autres techniques de coloration microscopique pour pr\u00e9dire l&rsquo;infection dans diff\u00e9rentes populations de patients. <\/p>\n\n<p><strong>M\u00e9thodes : <\/strong>Il s&rsquo;agit d&rsquo;une \u00e9tude de cohorte avec \u00e9valuation des co\u00fbts au Service d&rsquo;orthop\u00e9die des H\u00f4pitaux universitaires de Gen\u00e8ve (janvier 1996-octobre 2012).<\/p>\n\n<p><strong>R\u00e9sultats : <\/strong>Parmi 500 \u00e9pisodes d&rsquo;arthrite (196 avec immunosuppression, 227 avec arthroplasties sous-jacentes et 69 avec goutte ou autres cristaux dans le liquide synovial), la coloration de Gram a r\u00e9v\u00e9l\u00e9 des pathog\u00e8nes dans 146 \u00e9pisodes (146\/500, 29 %) ou dans 146 des 400 \u00e9pisodes \u00e0 culture positive (37 %). La corr\u00e9lation entre la coloration de Gram et la coloration \u00e0 l&rsquo;acridine d&rsquo;un m\u00eame \u00e9chantillon \u00e9tait bonne (Spearman 0,85). Globalement, la sensibilit\u00e9, la sp\u00e9cificit\u00e9, la valeur pr\u00e9dictive positive et la valeur pr\u00e9dictive n\u00e9gative de la coloration de Gram pour le diagnostic rapide de l&rsquo;arthrite septique \u00e9taient respectivement de 0,37, 0,99, 0,99 et 0,28 par rapport aux cultures microbiologiques. Des valeurs assez similaires ont \u00e9t\u00e9 enregistr\u00e9es pour les diff\u00e9rentes sous-populations de patients, en particulier pour les valeurs de sensibilit\u00e9 qui \u00e9taient de 0,33 pour les patients souffrant d&rsquo;infections de proth\u00e8ses articulaires, de 0,40 pour les patients immunod\u00e9prim\u00e9s, de 0,36 pour les patients sous administration d&rsquo;antibiotiques et de 0,52 pour les patients souffrant d&rsquo;une maladie cristalline concomitante.   <\/p>\n\n<p><strong>Conclusions : <\/strong>La sensibilit\u00e9 de la coloration de Gram ou de l&rsquo;acridine orange pour un diagnostic rapide des \u00e9pisodes d&rsquo;arthrite septique est sous-optimale par rapport \u00e0 la culture microbiologique, ind\u00e9pendamment des conditions sous-jacentes, de l&rsquo;immunosuppression ou de l&rsquo;antibioth\u00e9rapie. La sensibilit\u00e9 en pr\u00e9sence de cristaux de liquide synovial est mod\u00e9r\u00e9e. Les colorations \u00e0 l&rsquo;acridine orange et de Gram sont \u00e9quivalentes.  <\/p>\n","protected":false},"featured_media":0,"template":"","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"publication_categories":[151],"class_list":["post-11616","publications","type-publications","status-publish","hentry","publication_categories-publications-scientifiques"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - 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