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<Provider Id="sundheddkcms"> <Item Id="{1EC226C2-8A70-4C08-985C-187EE58092BF}" Name="asat" Type="LHContentPage" ParentProviderId="sundheddkcms" ParentItemId="{954990FB-BCA1-4322-A1A9-62D3FD4B2E07}" SortOrder="1500" PublishDate="2010-04-07T13:08:00" DeleteDate="2999-12-31T00:00:00" PotItemType=""> <Content> <HtmlField Name="PageContent"><![CDATA[<h2>Definition</h2> <ul> <li>Koncentrationen af enzymet <strong>as</strong>partat-<strong>a</strong>mino<strong>t</strong>ransferase (ASAT i plasma, målt som enheder (units) af dets katalytiske aktivitet per liter (U/L))</li> </ul> <h2>Synonymer</h2> <ul> <li>P- eller S-ASAT; aspartattransaminase (AST); glutamyl-oxaloacetat transaminase (GOT); </li> </ul> <h2>Fortolkninger<a href="EditorPage.aspx?da=core&id=%7B1EC226C2-8A70-4C08-985C-187EE58092BF%7D&ed=FIELD1148509674&vs&la=da&fld=%7B850D32D3-55A1-49E4-9CDF-F0C88D91563C%7D&so=%2Fsitecore%2Fsystem%2FSettings%2FHtml%20Editor%20Profiles%2FRich%20Text%20LHPH&di=0&hdl=H1148510818&mo&pe=0&fbd=1" data-type="journal-reference" data-value="Patel K, Asrani SK, Fiel MI, Levine D, Leung DH, Duarte-Rojo A, Dranoff JA, Nayfeh T, Hasan B, Taddei TH, Alsawaf Y, Saadi S, Majzoub AM, Manolopoulos A, Alzuabi M, Ding J, Sofiyeva N, Murad MH, Alsawas M, Rockey DC, Sterling RK, Accuracy of blood-based biomarkers for staging liver fibrosis in chronic liver disease: A systematic review supporting the AASLD Practice Guideline. Hepatology 2025;81: 358-379" data-value-piped="Patel K, Asrani SK, Fiel MI, Levine D, Leung DH, Duarte-Rojo A, Dranoff JA, Nayfeh T, Hasan B, Taddei TH, Alsawaf Y, Saadi S, Majzoub AM, Manolopoulos A, Alzuabi M, Ding J, Sofiyeva N, Murad MH, Alsawas M, Rockey DC, Sterling RK|Accuracy of blood-based biomarkers for staging liver fibrosis in chronic liver disease: A systematic review supporting the AASLD Practice Guideline.|Hepatology|2025|81|358-379|38489517" data-url="reference-link" data-pubmedid="38489517" title="Patel K, Asrani SK, Fiel MI, Levine D, Leung DH, Duarte-Rojo A, Dranoff JA, Nayfeh T, Hasan B, Taddei TH, Alsawaf Y, Saadi S, Majzoub AM, Manolopoulos A, Alzuabi M, Ding J, Sofiyeva N, Murad MH, Alsawas M, Rockey DC, Sterling RK, Accuracy of blood-based biomarkers for staging liver fibrosis in chronic liver disease: A systematic review supporting the AASLD Practice Guideline. Hepatology 2025;81: 358-379"><sup>1</sup></a><sup>,</sup><a href="EditorPage.aspx?da=core&id=%7B1EC226C2-8A70-4C08-985C-187EE58092BF%7D&ed=FIELD17668611731&vs&la=da&fld=%7B850D32D3-55A1-49E4-9CDF-F0C88D91563C%7D&so=%2Fsitecore%2Fsystem%2FSettings%2FHtml%20Editor%20Profiles%2FRich%20Text%20LHPH&di=0&hdl=H17668611880&us=sitecore%5Canvi&mo&pe=0&fbd=1" data-type="journal-reference" data-value="Green RM, Flamm S, AGA technical review on the evaluation of liver chemistry tests.. Gastroenterology 2002;123: 1367-84" data-value-piped="Green RM, Flamm S|AGA technical review on the evaluation of liver chemistry tests.|Gastroenterology|2002|123|1367-84|12360498" data-url="reference-link" data-pubmedid="12360498" title="Green RM, Flamm S, AGA technical review on the evaluation of liver chemistry tests.. Gastroenterology 2002;123: 1367-84"><sup>2</sup></a><sup>,</sup><a href="EditorPage.aspx?da=core&id=%7B1EC226C2-8A70-4C08-985C-187EE58092BF%7D&ed=FIELD17668611731&vs&la=da&fld=%7B850D32D3-55A1-49E4-9CDF-F0C88D91563C%7D&so=%2Fsitecore%2Fsystem%2FSettings%2FHtml%20Editor%20Profiles%2FRich%20Text%20LHPH&di=0&hdl=H17668611880&us=sitecore%5Canvi&mo&pe=0&fbd=1" data-type="journal-reference" data-value="Giboney PT, Mildly elevated liver transaminase levels in the asymptomatic patient.. Am Fam Physician 2005;71: 1105-10" data-value-piped="Giboney PT|Mildly elevated liver transaminase levels in the asymptomatic patient.|Am Fam Physician|2005|71|1105-10|15791889" data-url="reference-link" data-pubmedid="15791889" title="Giboney PT, Mildly elevated liver transaminase levels in the asymptomatic patient.. Am Fam Physician 2005;71: 1105-10"><sup>3</sup></a></h2> <ul> <li>Analysen fortolkes ikke alene, men har værdi i algoritmen til <a href="~/link.aspx?_id=75EB2C747EE04008BCAE16072A7C2C82&_z=z">FIB-4</a><a href="EditorPage.aspx?da=core&id=%7B1EC226C2-8A70-4C08-985C-187EE58092BF%7D&ed=FIELD1148509674&vs&la=da&fld=%7B850D32D3-55A1-49E4-9CDF-F0C88D91563C%7D&so=%2Fsitecore%2Fsystem%2FSettings%2FHtml%20Editor%20Profiles%2FRich%20Text%20LHPH&di=0&hdl=H1148510818&mo&pe=0&fbd=1" data-type="journal-reference" data-value="Patel K, Asrani SK, Fiel MI, Levine D, Leung DH, Duarte-Rojo A, Dranoff JA, Nayfeh T, Hasan B, Taddei TH, Alsawaf Y, Saadi S, Majzoub AM, Manolopoulos A, Alzuabi M, Ding J, Sofiyeva N, Murad MH, Alsawas M, Rockey DC, Sterling RK, Accuracy of blood-based biomarkers for staging liver fibrosis in chronic liver disease: A systematic review supporting the AASLD Practice Guideline. Hepatology 2025;81: 358-379" data-value-piped="Patel K, Asrani SK, Fiel MI, Levine D, Leung DH, Duarte-Rojo A, Dranoff JA, Nayfeh T, Hasan B, Taddei TH, Alsawaf Y, Saadi S, Majzoub AM, Manolopoulos A, Alzuabi M, Ding J, Sofiyeva N, Murad MH, Alsawas M, Rockey DC, Sterling RK|Accuracy of blood-based biomarkers for staging liver fibrosis in chronic liver disease: A systematic review supporting the AASLD Practice Guideline.|Hepatology|2025|81|358-379|38489517" data-url="reference-link" data-pubmedid="38489517" title="Patel K, Asrani SK, Fiel MI, Levine D, Leung DH, Duarte-Rojo A, Dranoff JA, Nayfeh T, Hasan B, Taddei TH, Alsawaf Y, Saadi S, Majzoub AM, Manolopoulos A, Alzuabi M, Ding J, Sofiyeva N, Murad MH, Alsawas M, Rockey DC, Sterling RK, Accuracy of blood-based biomarkers for staging liver fibrosis in chronic liver disease: A systematic review supporting the AASLD Practice Guideline. Hepatology 2025;81: 358-379"><sup>1</sup></a></li> <li>Forhøjede værdier ses ved sygdomme, som også medfører meget forhøjede værdier af <a href="~/link.aspx?_id=CAEF0A174B334B75805EB18D6A266EE1&_z=z">P-ALAT</a> og <a href="~/link.aspx?_id=8545150E07124B06B73B5F0C390FAC33&_z=z">P-Kreatinkinase (CK)</a></li> <li>ASAT har en kortere halveringstid i plasma (12-17 timer) end ALAT (36-47 timer), og vil derfor falde hurtigere, når en sygdomstilstand stabiliseres eller bedres</li> <li>Udelukker IKKE let leverpåvirkning eller anden sygdom</li> <li>Vedvarende let forhøjede værdier uden påviselig sygdom kan i sjældne tilfælde skyldes cirkulerende komplekser af enzymet og et immunoglobulin ("makro-ASAT")<a href="%20" title="Thomas L (ed). Clinical laboratory diagnostics. Use and assessment of clinical laboratory results. Frankfurt am Main: TH-Books Verlagsgesellschaft mbH; 1998" data-url="reference-link" data-value="Thomas L (ed). Clinical laboratory diagnostics. Use and assessment of clinical laboratory results. Frankfurt am Main: TH-Books Verlagsgesellschaft mbH; 1998" data-type="book-reference" data-value-piped="Thomas L (ed)|Clinical laboratory diagnostics. Use and assessment of clinical laboratory results|Frankfurt am Main|TH-Books Verlagsgesellschaft mbH|1998"><sup>4</sup></a></li> </ul> <h3>Ratios</h3> <ul> <li>ASAT kan ses i forhold til andre parametre, eksempelvis <a href="~/link.aspx?_id=CAEF0A174B334B75805EB18D6A266EE1&_z=z">P-ALAT</a> og trombocytter<a href=" " data-type="journal-reference" data-value="Brits E, Brown S, Botes L, Sempa JB, Pienaar M, Aspartate Aminotransferase-to-platelet Ratio Index (APRi) as Biomarker for Liver Damage in Biliary Atresia (BA): A Meta-analysis. J Pediatr Surg 2025;60: 162234" data-value-piped="Brits E, Brown S, Botes L, Sempa JB, Pienaar M|Aspartate Aminotransferase-to-platelet Ratio Index (APRi) as Biomarker for Liver Damage in Biliary Atresia (BA): A Meta-analysis.|J Pediatr Surg|2025|60|162234|39923745" data-url="reference-link" data-pubmedid="39923745" title="Brits E, Brown S, Botes L, Sempa JB, Pienaar M, Aspartate Aminotransferase-to-platelet Ratio Index (APRi) as Biomarker for Liver Damage in Biliary Atresia (BA): A Meta-analysis. J Pediatr Surg 2025;60: 162234"><sup>5</sup></a></li> </ul> <h3>Fejlkilder (og kilder til normal variation)</h3> <ul> <li>Kraftig fysisk aktivitet i dagene før prøvetagningen kan give forhøjede værdier</li> <li>Hæmolyse giver falsk forhøjede værdier</li> <li>Langvarig stase i forbindelse med prøvetagningen kan give falsk forhøjede værdier</li> </ul> <h2>Fysiologi og biokemi</h2> <ul> <li>ASAT forekommer især i lever- og muskelvæv (inkl. myokardium), men også i nyrer, hjernen, pankreas, lunger, leukocytter og erytrocytter. Analysen blev tidligere anvendt som hjerte og lever biomarkør</li> <li>I hepatocytter findes ASAT dels som et isoenzym lokaliseret til cytoplasma og dels som et isoenzym i mitokondrierne (m-ASAT). Det sidstnævnte optræder især i plasma ved udtalt cellenekrose</li> </ul> <h2>Prøvetagning</h2> <ul> <li>Veneblodprøve</li> <li>Prøvetagningsrør med heparin (til plasma) eller rør uden antikoagulans (til serum)</li> <li>Afpipetteret plasma/serum er stabilt i op til en uge i køleskab, men kan godt sendes med almindelig post til laboratoriet</li> </ul> <h2>Referenceintervaller</h2> <ul> <li>0 d - 1 måned: 20-100 U/L</li> <li>1 måned - 1 år: 15-65 U/L</li> <li>1 år - 12 år: 10-60 U/L</li> <li>Kvinder 12 år - 18 år: 10-60 U/L</li> <li>Kvinder over 18 år: 15-35 U/L</li> <li>Mænd 12 - 18 år: 15-45 U/L</li> <li>Mænd over 18 år: 15-45 U/L </li> <li>Hos gravide ses 10-15 % højere værdier i 3. trimester og værdier op til 110 U/L i forbindelse med fødslen<a href="%20" title="Klajnbard A, Szecsi PB, Colov NP, Andersen MR, Jorgensen M, Bjorngaard B, et al, Laboratory reference intervals during pregnancy, delivery and the early postpartum period. Clin Chem Lab Med 2010;48: 237-48" data-url="reference-link" data-value="Klajnbard A, Szecsi PB, Colov NP, Andersen MR, Jorgensen M, Bjorngaard B, et al, Laboratory reference intervals during pregnancy, delivery and the early postpartum period. Clin Chem Lab Med 2010;48: 237-48" data-type="journal-reference" data-value-piped="Klajnbard A, Szecsi PB, Colov NP, Andersen MR, Jorgensen M, Bjorngaard B, et al|Laboratory reference intervals during pregnancy, delivery and the early postpartum period|Clin Chem Lab Med|2010|48|237-48"><sup>6</sup></a></li> </ul> <h2>NPU-koder og -navne</h2> <ul> <li>NPU19654</li> </ul> <ul> <li><strong>Kort helterm</strong> <ul> <li> P—Aspartattransaminase; kat.k.(IFCC 2002) = ? U/L</li> </ul> </li> <li><strong>Brugsnavn</strong> <ul> <li>Aspartattransaminase [ASAT];P</li> </ul> </li> </ul> <p> </p> <h2>Opfølgning</h2> <ul> <li>Sker hvis Fib-4 er påvirket</li> </ul> <div id="teamshare-chrome-client-app-extension"> </div> <div id="teamshare-chrome-client-app-extension"> </div>]]></HtmlField> <HtmlField Name="Resume"><![CDATA[<h2>Resumé</h2> <ul> <li>Analysen finder kun anvendelse som et element i algoritmen <a href="~/link.aspx?_id=75EB2C747EE04008BCAE16072A7C2C82&_z=z">FIB-4</a> (Fibrosis-4)<a href="EditorPage.aspx?da=core&id=%7B1EC226C2-8A70-4C08-985C-187EE58092BF%7D&ed=FIELD1148509674&vs&la=da&fld=%7B850D32D3-55A1-49E4-9CDF-F0C88D91563C%7D&so=%2Fsitecore%2Fsystem%2FSettings%2FHtml%20Editor%20Profiles%2FRich%20Text%20LHPH&di=0&hdl=H1148510818&mo&pe=0&fbd=1" data-type="journal-reference" data-value="Patel K, Asrani SK, Fiel MI, Levine D, Leung DH, Duarte-Rojo A, Dranoff JA, Nayfeh T, Hasan B, Taddei TH, Alsawaf Y, Saadi S, Majzoub AM, Manolopoulos A, Alzuabi M, Ding J, Sofiyeva N, Murad MH, Alsawas M, Rockey DC, Sterling RK, Accuracy of blood-based biomarkers for staging liver fibrosis in chronic liver disease: A systematic review supporting the AASLD Practice Guideline. Hepatology 2025;81: 358-379" data-value-piped="Patel K, Asrani SK, Fiel MI, Levine D, Leung DH, Duarte-Rojo A, Dranoff JA, Nayfeh T, Hasan B, Taddei TH, Alsawaf Y, Saadi S, Majzoub AM, Manolopoulos A, Alzuabi M, Ding J, Sofiyeva N, Murad MH, Alsawas M, Rockey DC, Sterling RK|Accuracy of blood-based biomarkers for staging liver fibrosis in chronic liver disease: A systematic review supporting the AASLD Practice Guideline.|Hepatology|2025|81|358-379|38489517" data-url="reference-link" data-pubmedid="38489517" title="Patel K, Asrani SK, Fiel MI, Levine D, Leung DH, Duarte-Rojo A, Dranoff JA, Nayfeh T, Hasan B, Taddei TH, Alsawaf Y, Saadi S, Majzoub AM, Manolopoulos A, Alzuabi M, Ding J, Sofiyeva N, Murad MH, Alsawas M, Rockey DC, Sterling RK, Accuracy of blood-based biomarkers for staging liver fibrosis in chronic liver disease: A systematic review supporting the AASLD Practice Guideline. Hepatology 2025;81: 358-379"><sup>1</sup></a> til estimering af leverfibrose, og udføres derfor ikke på alle laboratorier</li> <li>Uspecifik markør for skade på flere typer væv</li> <li>Den udføres ellers mest i forbindelse med forskningsprojekter </li> </ul>]]></HtmlField> <LinkListField Name="Spot2"> <LinkField linktype="internal">{99A85AFD-2F7A-4B5D-A1C9-C2701D5E7D30}</LinkField> </LinkListField> <TextField Name="DoctorsHandbookID">2949</TextField> <TextField Name="PageTitle">ASAT</TextField> <TextField Name="NavigationTitle">ASAT</TextField> <CheckBoxField Name="ShowInMenu">true</CheckBoxField> <CheckBoxField Name="ShowInContentField">true</CheckBoxField> <DateTimeField Name="RevisedDate">2025-07-29T14:58:00</DateTimeField> <LinkListField Name="Authors"> <LinkField linktype="internal">{E3258509-7DFB-4092-BE9F-B584BD8A18BA}</LinkField> <LinkField linktype="internal">{FDEF4DBD-AAF0-4AF0-82F7-983F8710B93E}</LinkField> </LinkListField> <LinkListField Name="Organization"> <LinkField linktype="internal">{CF77E8B9-9937-42B2-85DF-76B0F4E401F0}</LinkField> </LinkListField> <LinkListField Name="SearchAreaID"> <LinkField linktype="internal">3</LinkField> </LinkListField> <TextField Name="Description">ASAT-blodprøve er en uspecifik markør for skade på flere typer væv</TextField> <LinkListField Name="LHPHEditor"> <LinkField linktype="internal">{C70DFB71-BE40-455A-BD6B-5AFF199797D9}</LinkField> </LinkListField> <TextField Name="__Updated by">sitecore\Niko</TextField> <TextField Name="MetaKeywords">ASAT, aspartataminotransferase, Levertal, aspartattransaminase, ast, glutamyl-oxaloacetat transaminase, got</TextField> <LinkListField Name="InformationCategory"> <LinkField linktype="internal">IC_3</LinkField> </LinkListField> <LinkListField Name="InformationType"> <LinkField linktype="internal">7</LinkField> </LinkListField> <LinkListField Name="SearchTargetGroup"> <LinkField linktype="internal">2</LinkField> </LinkListField> </Content> <Medias /> </Item> </Provider>
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