[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100619197":3},{"organization":4,"outcomesModule":7,"designInfo":14,"detailedDescription":13,"studyPopulation":17,"armGroups":18,"interventions":13,"overallOfficials":13,"centralContacts":22,"locations":34,"responsibleParty":51,"collaborators":56,"id":59,"slug":13,"hasResults":60,"nctId":61,"briefTitle":62,"officialTitle":63,"acronym":64,"eligibilityCriteria":65,"healthyVolunteers":60,"sex":66,"minAge":67,"maxAge":13,"enrollmentInfo":68,"targetDuration":13,"studyType":71,"phases":13,"briefSummary":72,"conditions":73,"keywords":75,"overallStatus":37,"whyStopped":13,"lastUpdateSubmitDate":82,"lastUpdatePostDateStruct":83,"startDateStruct":86,"completionDateStruct":88,"leadSponsor":90,"locationsCount":91},{"fullName":5,"class":6},"Region Stockholm","OTHER_GOV",{"primaryOutcomes":8,"secondaryOutcomes":13,"otherOutcomes":13},[9],{"measure":10,"description":11,"timeFrame":12},"Diagnostic performance similar between computed tomography-angiography and four vessel angiography","Sensitivity, specificity, positive predictive value, negative predictive value, inter- and intrarater variability.","Periprocedural",null,{"allocation":13,"interventionModel":13,"interventionModelDescription":13,"primaryPurpose":13,"observationalModel":15,"timePerspective":16,"maskingInfo":13},"CASE_ONLY","PROSPECTIVE","Patients receiving critical care",[19],{"label":20,"type":13,"description":21,"interventionNames":13},"Suspected Complete Cerebral Infarction","Patients with severe acute brain injury, in whom complete cerebral infarction has been declared by direct neurological criteria, but ancillary testing is warranted due to specific circumstances.",[23,29],{"name":24,"role":25,"phone":26,"phoneExt":27,"email":28},"Peter C Rudberg, M.D. Ph.D.","CONTACT","+46-8-1237000","72341","peter.rudberg@ki.se",{"name":30,"role":25,"phone":31,"phoneExt":32,"email":33},"Anja Rosén, M.D.","+46-8-12370000","94856","anja.rosen@ki.se",[35],{"facility":36,"status":37,"city":38,"state":13,"zip":39,"country":40,"countryCode":41,"cosmosGeoPoint":42,"geoPoint":47,"contacts":48},"Karolinska University Hospital","RECRUITING","Stockholm","17176","Sweden","SE",{"type":43,"coordinates":44},"Point",[45,46],18.06871,59.32938,{"lat":46,"lon":45},[49,50],{"name":24,"role":25,"phone":31,"phoneExt":27,"email":28},{"name":30,"role":25,"phone":31,"phoneExt":32,"email":33},{"type":52,"investigatorFullName":53,"investigatorTitle":54,"investigatorAffiliation":55,"oldNameTitle":13,"oldOrganization":13},"PRINCIPAL_INVESTIGATOR","Peter Rudberg","M.D. Ph.D.","Karolinska Institutet",[57],{"name":55,"class":58},"OTHER","100619197",false,"NCT07341490","CT-Angiography Versus Angiogram as Ancillary Tests in the Determination of Death by Neurologic Criteria","A Comparison of Computed Tomography-Angiography Versus Four-vessel Angiography in the Determination of Brain Death","Tadaa","Inclusion Criteria:\n\n* Adults 18 years or older\n* Ongoing critical care due to severe acute brain injury\n* Four vessel angiography necessary for the determination of complete cerebral infarction, according to Swedish legislation\n\nExclusion Criteria:\n\n* Treatment with extracorporeal membrane oxygenation (ECMO)\n* Radiologic examination by computed tomography deemed too challenging due to respiratory or circulatory instability, as determined by responsible clinician","ALL","18 Years",{"count":69,"type":70},50,"ESTIMATED","OBSERVATIONAL","Diagnostic performance of a novel protocol for computed tomography-angiography, as ancillary test in the determination of complete cerebral infarction, in comparison to four vessel angiography.",[74],"Infarction, Brain",[76,77,78,79,80,81],"Cerebral infarction","Cerebral angiography","CT angiography","Brain Death","Diagnostic performance","Brain infarct","2026-03-15",{"date":84,"type":85},"2026-03-17","ACTUAL",{"date":87,"type":85},"2026-01-01",{"date":89,"type":70},"2028-12-31",{"name":5,"class":6},1]