[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100367700":3},{"organization":4,"outcomesModule":7,"designInfo":21,"detailedDescription":16,"studyPopulation":16,"armGroups":28,"interventions":33,"overallOfficials":39,"centralContacts":43,"locations":48,"responsibleParty":70,"collaborators":16,"id":72,"slug":16,"hasResults":73,"nctId":74,"briefTitle":75,"officialTitle":76,"acronym":16,"eligibilityCriteria":77,"healthyVolunteers":73,"sex":78,"minAge":79,"maxAge":16,"enrollmentInfo":80,"targetDuration":16,"studyType":83,"phases":84,"briefSummary":85,"conditions":86,"keywords":16,"overallStatus":51,"whyStopped":16,"lastUpdateSubmitDate":88,"lastUpdatePostDateStruct":89,"startDateStruct":92,"completionDateStruct":94,"leadSponsor":96,"locationsCount":97},{"fullName":5,"class":6},"Kuopio University Hospital","OTHER",{"primaryOutcomes":8,"secondaryOutcomes":16,"otherOutcomes":17},[9,13],{"measure":10,"description":11,"timeFrame":12},"Presence of myocardial ischemia assessed by the myocardial perfusion positron emission tomography","Regional myocardial perfusion below 2.3 ml\u002Fg\u002Fmin measured by the quantitative positron emission tomography is a marker of myocardial ischemia","6 months",{"measure":14,"description":15,"timeFrame":12},"Presence of myocardial ischemia assessed by the cardiopulmanary exercise test","Criteria for myocardial ischemia that must be fulfilled are 1) Double sloping in the oxygen consumption\u002Fwork rate trajectory, peak oxygen consumption below limit of the lowest normal, and abnormal oxygen pulse trajectory during the cardiopulmonary exercise test.",null,[18],{"measure":19,"description":20,"timeFrame":12},"Agreement in the detected myocardial ischemia between the myocardial perfusion positron emission tomography and the cardiopulmonary exercise testing","Positron emission tomography is the golden standard in the detection of myocardial ischemia. Results of cardiopulmary exercise testing will be compared with those of positron emission tomography using ROC-analysis. 6 months follow-up enables evaluation of reversibility of changes.",{"allocation":22,"interventionModel":23,"interventionModelDescription":24,"primaryPurpose":25,"observationalModel":16,"timePerspective":16,"maskingInfo":26},"NA","SINGLE_GROUP","Patients who receive invasive coronary treatment will undergo additional coronary perfusion PET\u002FCT and CPET tests six months after the treatment.","DIAGNOSTIC",{"masking":27,"maskingDescription":16,"whoMasked":16},"NONE",[29],{"label":30,"type":6,"description":16,"interventionNames":31},"Coronary perfusion PET\u002FCT patients",[32],"Procedure: Invasive coronary treatment",[34],{"type":35,"name":36,"description":37,"armGroupLabels":38,"otherNames":16},"PROCEDURE","Invasive coronary treatment","Coronary artery bypass surgery or percutaneous coronary intervention.",[30],[40],{"name":41,"affiliation":5,"role":42},"Tomi Laitinen","PRINCIPAL_INVESTIGATOR",[44],{"name":41,"role":45,"phone":46,"phoneExt":16,"email":47},"CONTACT","+358-44-7113279","tomi.laitinen@kuh.fi",[49],{"facility":50,"status":51,"city":52,"state":16,"zip":53,"country":54,"countryCode":55,"cosmosGeoPoint":56,"geoPoint":61,"contacts":62},"Kuopio Univerity Hospital","RECRUITING","Kuopio","FIN-70029","Finland","FI",{"type":57,"coordinates":58},"Point",[59,60],27.67703,62.89238,{"lat":60,"lon":59},[63,66],{"name":64,"role":45,"phone":46,"phoneExt":16,"email":65},"Tomi P Laitinen, Professor","Tomi.Laitinen@kuh.fi",{"name":67,"role":45,"phone":68,"phoneExt":16,"email":69},"Niklas Vartiainen, Dr","+358-44-7172938","Niklas.Vartiainen@kuh.fi",{"type":42,"investigatorFullName":41,"investigatorTitle":71,"investigatorAffiliation":5,"oldNameTitle":16,"oldOrganization":16},"Professor, chief physician","100367700",false,"NCT04067700","CPET in Myocardial Ischemia","Accuracy of Cardiopulmonary Exercise Testing in the Diagnosis of Myocardial Ischemia","Inclusion Criteria:\n\n* Referral to coronary perfusion PET\u002FCT scan in Kuopio University Hospital\n\nExclusion Criteria:\n\n* Age under 18 years\n* Pregnancy or breastfeeding\n* Handicap\n* Imprisonment\n* Care under forensic psychiatry","ALL","18 Years",{"count":81,"type":82},100,"ESTIMATED","INTERVENTIONAL",[22],"The investigators goal is to determine whether cardiopulmonary exercise testing (CPET) can be utilized in the diagnosis of myocardial ischemia. For the study participants the investigators will recruit patients who have been referred to myocardial perfusion PET\u002FCT scan in Kuopio University Hospital. The participants will perform the CPET on a cycle ergometer on separate day after the perfusion scan. The investigators will compare the results of the PET\u002FCT scan and CPET and evaluate if the possible perfusion defects detected in PET\u002FCT correlate with the gas exchange parameters in CPET.\n\nThe patients who receive invasive coronary treatment (coronary bypass surgery or percutaneous coronary intervention) will be invited to perform additional CPET ja PET\u002FCT tests six months after the treatment. The goal will be to determine whether the recovery of myocardial perfusion can be assessed with gas exchange parameters in CPET.",[87],"Myocardial Ischemia","2021-08-04",{"date":90,"type":91},"2021-08-05","ACTUAL",{"date":93,"type":91},"2019-10-03",{"date":95,"type":82},"2028-09",{"name":5,"class":6},1]