{"id":16407,"date":"2022-08-31T14:25:40","date_gmt":"2022-08-31T17:25:40","guid":{"rendered":"https:\/\/mindthegraph.com\/blog\/stem-cell-research-pros-and-cons-copy\/"},"modified":"2022-11-24T12:30:09","modified_gmt":"2022-11-24T15:30:09","slug":"va-ecmo","status":"publish","type":"post","link":"https:\/\/mindthegraph.com\/blog\/da\/va-ecmo\/","title":{"rendered":"VA ECMO: Hvad det er, og hvordan det kan bruges til at redde liv"},"content":{"rendered":"<p>Ekstrakorporeal membranoxygenering, ogs\u00e5 kendt som ECMO, bruges til kritisk pleje, n\u00e5r dit hjerte og dine lunger har brug for hj\u00e6lp, s\u00e5 kroppen kan komme sig.&nbsp;<\/p>\n\n\n\n<p>En ECMO-maskine svarer til den hjerte-lunge-bypass-maskine, der bruges ved \u00e5ben hjertekirurgi, og den pumper blod uden for kroppen til en hjerte-lunge, som fjerner kuldioxid og returnerer iltet blod til kroppens v\u00e6v. Blodet passerer fra h\u00f8jre side af hjertet til hjerte-lunge-maskinens membranoxygenator, hvor det genopvarmes og returneres til kroppen. Denne maskine giver hjertet og lungerne mulighed for at hvile og komme sig.<\/p>\n\n\n\n<p>Der findes to former for ECMO: VV ECMO og <strong>VA ECMO<\/strong>. I denne artikel vil du l\u00e6re mere om <strong>VA ECMO<\/strong> og hvordan man skelner mellem de to typer.<\/p>\n\n\n\n<h2>Hvad er en VA ECMO, og hvordan fungerer den?<\/h2>\n\n\n\n<p>En veno-arteriel ECMO, eller<strong> VA ECMO<\/strong>er en maskine, der g\u00f8r det muligt for st\u00f8rstedelen af patientens blod at bev\u00e6ge sig gennem kredsl\u00f8bet uden at passere gennem hjertet. Denne form for ECMO overf\u00f8rer blod fra en stor vene, der fjerner uiltet blod fra kroppen, til en stor arterie, s\u00e5 iltet blod kan flyde rundt i kroppen, selv n\u00e5r hjertet er for svagt til at pumpe det.&nbsp;<\/p>\n\n\n\n<p>Den kan indf\u00f8res via perifer eller central adgang og anvendes typisk p\u00e5 operationsstuen til at give kortvarig assistance, is\u00e6r hos postkardiotomipatienter, som ikke har v\u00e6ret i stand til at komme ud af den kardiopulmonale bypass. Hjertet vil forts\u00e6tte med at sl\u00e5, mens det er p\u00e5 VA ECMO, men dets arbejde vil blive gjort meget lettere, fordi ECMO-maskinen vil udf\u00f8re st\u00f8rstedelen af pumpningen.<\/p>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><a href=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/08\/preview_466244-1.png\"><img decoding=\"async\" src=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/08\/preview_466244-1.png\" alt=\"\" class=\"wp-image-16582\"\/><\/a><figcaption class=\"wp-element-caption\"><em>Fremstillet med<a href=\"https:\/\/mindthegraph.com\"> Mind the Graph<\/a><\/em><\/figcaption><\/figure><\/div>\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2>Typer af ECMO<\/h2>\n\n\n\n<p>Ud over at <strong>VA ECMO<\/strong>findes der VV ECMO, og begge er ret ens. Veno-ven\u00f8s ECMO fjerner og returnerer blod til det ven\u00f8se kredsl\u00f8b p\u00e5 samme tid. Adgangen sker typisk via en enkelt Y-formet kanyle, der f\u00f8res ind i den indre halsvene p\u00e5 halsen, hvilket g\u00f8r det muligt for blodet at forlade og vende tilbage til kroppen p\u00e5 \u00e9t sted, og det kr\u00e6ver kun \u00e9t indgangssted i stedet for to. I visse tilf\u00e6lde kan man dog indf\u00f8re adskillige kanyler med enkelt lumen i halsen og\/eller lysken.&nbsp;<\/p>\n\n\n\n<p>Det er kun lungerne, der underst\u00f8ttes af VV ECMO, og patientens hjerte skal stadig fungere tilstr\u00e6kkeligt til at opfylde kroppens krav.&nbsp;<\/p>\n\n\n\n<h2>Vigtigste forskelle mellem VA ECMO og VV ECMO<\/h2>\n\n\n\n<ul class=\"has-black-color has-cyan-bluish-gray-background-color has-text-color has-background\">\n<li>VV ECMO underst\u00f8tter udelukkende lungerne, mens VA ECMO underst\u00f8tter b\u00e5de lungerne og hjertet.<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-black-color has-cyan-bluish-gray-background-color has-text-color has-background\">\n<li>Begge ECMO'er dr\u00e6nerer blod fra h\u00f8jre atrium, men VA returnerer det via vena cava inferior eller superior, mens VV returnerer det via arteria femoralis, arteria subclavia eller arteria carotis.<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-black-color has-cyan-bluish-gray-background-color has-text-color has-background\">\n<li>VA ECMO-patienter er mere tilb\u00f8jelige til at f\u00e5 luftembolier og bl\u00f8dninger, mens VV-patienter er mindre tilb\u00f8jelige til at opleve disse problemer.<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-black-color has-cyan-bluish-gray-background-color has-text-color has-background\">\n<li>VA ECMO kan bruges til h\u00f8jre ventrikelsvigt, mens VV ikke kan bruges.<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-black-color has-cyan-bluish-gray-background-color has-text-color has-background\">\n<li>VV ECMO har h\u00f8jere perforationsrater og VA lavere<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-black-color has-cyan-bluish-gray-background-color has-text-color has-background\">\n<li>Ved brug af VA ECMO opn\u00e5s en h\u00f8jere PaO2 sammenlignet med VV ECMO.<\/li>\n<\/ul>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"is-content-justification-center is-layout-flex wp-container-1 wp-block-buttons\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-background wp-element-button\" href=\"https:\/\/mindthegraph.com\/app\/illustrations?search=va%20ecmo\" style=\"border-radius:50px;background-color:#dc1866\" target=\"_blank\" rel=\"noreferrer noopener\">Klik her for at se ECMO-illustrationer<\/a><\/div>\n<\/div>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2>Hvem har brug for ECMO?<\/h2>\n\n\n\n<p>Overordnet set er ECMO en type livsst\u00f8tte, der er tilg\u00e6ngelig for alle, herunder sp\u00e6db\u00f8rn, b\u00f8rn og voksne, der har livstruende hjerte- og\/eller lungesygdomme, som f.eks:<\/p>\n\n\n\n<ul class=\"has-white-color has-text-color has-background\" style=\"background-color:#dc1866\">\n<li>Lungeemboli<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-white-color has-text-color has-background\" style=\"background-color:#dc1866\">\n<li>Hjertestop<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-white-color has-text-color has-background\" style=\"background-color:#dc1866\">\n<li>Hyperkapnisk respirationssvigt med en arteriel pH p\u00e5 mindre end 7,20<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-white-color has-text-color has-background\" style=\"background-color:#dc1866\">\n<li>Postkardiotomipatienter, der ikke har v\u00e6ret i stand til at komme ud af den kardiopulmonale bypass<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-white-color has-text-color has-background\" style=\"background-color:#dc1866\">\n<li>Som et skridt mod hjerte- eller lungetransplantation eller implantation af en ventrikul\u00e6r hj\u00e6lpeenhed<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-white-color has-text-color has-background\" style=\"background-color:#dc1866\">\n<li>Hjertemuskelsygdom (dekompenseret kardiomyopati)<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-white-color has-text-color has-background\" style=\"background-color:#dc1866\">\n<li>Bet\u00e6ndelse i hjertemusklen (myokarditis)<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-white-color has-text-color has-background\" style=\"background-color:#dc1866\">\n<li>Akut \u00e5ndedr\u00e6tsbesv\u00e6rssyndrom<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-white-color has-text-color has-background\" style=\"background-color:#dc1866\">\n<li>Traume<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-white-color has-text-color has-background\" style=\"background-color:#dc1866\">\n<li>Livstruende infektionsreaktion (sepsis)<\/li>\n<\/ul>\n\n\n\n<h2>Risici og komplikationer<\/h2>\n\n\n\n<h3>Bl\u00f8dning<\/h3>\n\n\n\n<p>Den mest udbredte ECMO-konsekvens er bl\u00f8dning. Det skyldes, at der tilf\u00f8res heparin til ECMO-kredsl\u00f8bet for at forhindre, at der dannes blodpropper. Heparin g\u00f8r dette ved at fortynde blodet, hvilket g\u00f8r det mindre tilb\u00f8jeligt til at danne blodpropper. Bl\u00f8dninger opst\u00e5r typisk ved ECMO-kanyler eller andre kirurgiske steder p\u00e5 kroppen. Men mens en patient tager heparin, kan der opst\u00e5 bl\u00f8dninger overalt i kroppen. De mest alvorlige bl\u00f8dninger kan opst\u00e5 i eller n\u00e6r hjernen. Derfor holder ECMO-teamet hele tiden \u00f8je med og analyserer symptomer p\u00e5 bl\u00f8dning.<\/p>\n\n\n\n<h3>Kredsl\u00f8bssvigt eller brud<\/h3>\n\n\n\n<p>Det er almindeligt at observere en afbrydelse eller et brud p\u00e5 kredsl\u00f8bet; i denne situation er fagfolk uddannet til at reagere med det samme for at udbedre problemet. F\u00f8r ECMO-maskinen repareres eller udskiftes, skal patienten fjernes fra den. I denne periode vil patienten blive plejet, indtil ECMO kan genoptages.<\/p>\n\n\n\n<h3>Blodpropper eller luftbobler i kredsl\u00f8bet<\/h3>\n\n\n\n<p>Teamet tager alle forholdsregler for at forhindre, at blodpropper eller luft n\u00e5r frem til patienten, hvilket kan resultere i katastrofale skader p\u00e5 hjernen eller lungerne, kendt som en emboli. En \"bobledetektor\", som kan v\u00e6re inkluderet i nogle kredsl\u00f8b, er en sikkerhedsanordning, der lukker kredsl\u00f8bet, n\u00e5r en boble \"spottes\" i slangen. ECMO-specialisten kan s\u00e5 fjerne luften, f\u00f8r den p\u00e5virker patienten.<\/p>\n\n\n\n<h2>Dine videnskabelige illustrationer er lige i \u00f8jet<\/h2>\n\n\n\n<p>Brug et fantastisk v\u00e6rkt\u00f8j til at tilf\u00f8je infografik med relevante data til dit arbejde og forbedre det med vigtige visuelle elementer af h\u00f8j kvalitet. Mind The Graph blev skabt for at hj\u00e6lpe det videnskabelige samfund ved at tilbyde flere infografikskabeloner, der er nemme at bruge.<\/p>\n\n\n\n<div style=\"height:17px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"is-content-justification-center is-layout-flex wp-container-2 wp-block-buttons\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-background wp-element-button\" href=\"https:\/\/mindthegraph.com\/science_figures\" style=\"border-radius:50px;background-color:#dc1866\" target=\"_blank\" rel=\"noreferrer noopener\">Start din f\u00f8rste videnskabelige illustration<\/a><\/div>\n<\/div>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Mind the Graph - S\u00e5dan fungerer det: at skabe et grafisk abstrakt\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/AK7bH7Yq2gI?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>L\u00e6r, hvad en VA ECMO er, hvordan den adskiller sig fra VV ECMO, og hvordan den kan bruges til at redde livet for mange patienter i livstruende situationer.<\/p>","protected":false},"author":28,"featured_media":25530,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[959,28,956],"tags":[775,916],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>VA ECMO: What it is and how it may 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