{"id":28417,"date":"2022-07-29T17:05:54","date_gmt":"2022-07-29T15:05:54","guid":{"rendered":"http:\/\/clinical.dev1.sowieso.biz\/nl\/vademecum\/anti-dnase-ast-groep-a-streptococcen\/"},"modified":"2022-10-25T11:00:54","modified_gmt":"2022-10-25T09:00:54","slug":"anti-dnase-ast-groep-a-streptococcen","status":"publish","type":"vademecum","link":"https:\/\/clinical.dev1.sowieso.biz\/nl\/vademecum\/anti-dnase-ast-groep-a-streptococcen\/","title":{"rendered":"anti-DNase\/AST (groep A streptococcen)"},"content":{"rendered":"\n<p>De primaire diagnostiek voor het aantonen van een infectie met groep A streptococcen (<em>Streptococcus pyogenes<\/em>)&nbsp; bestaat uit een bacteriekweek van de locatie van infectie (meestal keel, pus, bloed of weefsels).&nbsp;<\/p>\n\n\n\n<p>Serologie is in het acute stadium meestal niet ge\u00efndiceerd, maar kan ondersteunend zijn indien de kweek negatief is gebleven. Na 1-4 weken kunnen antistoffen tegen streptolysine O (AST of ASO) en\/of tegen DNase B (anti-DNase B) worden aangetoond.&nbsp;<\/p>\n\n\n\n<p>Een enkelvoudige verhoogde titer is niet bewijzend voor een infectie. Een significante toename van antistoftiters tussen een serum afgenomen in de acute fase en een serum afgenomen twee tot vier weken later is bewijzend voor een recente streptococceninfectie.&nbsp;<\/p>\n\n\n\n<p>Serologie is ge\u00efndiceerd voor het diagnosticeren van een post-streptococcen ziekte zoals acuut reuma en glomerulonefritis. Zowel de AST als de anti-DNase B kunnen gedurende lange tijd na de acute infectie verhoogd blijven. De hoogte van normaal aanwezige titers in de bepalingen zijn leeftijds- en populatieafhankelijk.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>De primaire diagnostiek voor het aantonen van een infectie met groep A streptococcen (Streptococcus pyogenes)&nbsp; bestaat uit een bacteriekweek van de locatie van infectie (meestal keel, pus, bloed of weefsels).&nbsp; <\/p>\n","protected":false},"featured_media":0,"template":"","categories":[54],"class_list":["post-28417","vademecum","type-vademecum","status-publish","hentry","category-medische-microbiologie"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>anti-DNase\/AST (groep A streptococcen) - Clinical Diagnostics Nederland<\/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:\/\/clinical.dev1.sowieso.biz\/nl\/vademecum\/anti-dnase-ast-groep-a-streptococcen\/\" \/>\n<meta property=\"og:locale\" content=\"nl_NL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"anti-DNase\/AST (groep A streptococcen) - Clinical Diagnostics Nederland\" \/>\n<meta property=\"og:description\" content=\"De primaire diagnostiek voor het aantonen van een infectie met groep A streptococcen (Streptococcus pyogenes)&nbsp; 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