[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100651540":3},{"organization":4,"armGroups":7,"interventions":7,"overallOfficials":7,"centralContacts":8,"locations":17,"responsibleParty":35,"collaborators":7,"id":39,"slug":40,"hasResults":41,"nctId":42,"briefTitle":43,"officialTitle":44,"acronym":7,"eligibilityCriteria":45,"healthyVolunteers":41,"sex":46,"minAge":47,"maxAge":48,"enrollmentInfo":49,"targetDuration":52,"studyType":53,"phases":7,"briefSummary":54,"conditions":55,"keywords":57,"overallStatus":19,"whyStopped":7,"lastUpdateSubmitDate":60,"lastUpdatePostDateStruct":61,"startDateStruct":64,"completionDateStruct":66,"leadSponsor":68,"locationsCount":69},{"fullName":5,"class":6},"Chinese PLA General Hospital","OTHER",null,[9,14],{"name":10,"role":11,"phone":12,"phoneExt":7,"email":13},"Xiaomeng Fan","CONTACT","+8613203147909","fanxiaomeng@301hospital.com.cn",{"name":15,"role":11,"phone":7,"phoneExt":7,"email":16},"Xin Lou, Study Chair","xinlou301@sina.com",[18],{"facility":5,"status":19,"city":20,"state":21,"zip":22,"country":23,"countryCode":24,"cosmosGeoPoint":25,"geoPoint":30,"contacts":31},"RECRUITING","Beijing","Beijing Municipality","100039","China","CN",{"type":26,"coordinates":27},"Point",[28,29],116.39723,39.9075,{"lat":29,"lon":28},[32],{"name":33,"role":11,"phone":34,"phoneExt":7,"email":16},"Lou 新楼","18601226301",{"type":36,"investigatorFullName":37,"investigatorTitle":38,"investigatorAffiliation":5,"oldNameTitle":7,"oldOrganization":7},"PRINCIPAL_INVESTIGATOR","Xin Lou","Chairman","100651540","photon-counting-cardiac-ct-in-post-pci-patients-100651540",false,"NCT07763340","Photon-Counting Cardiac CT in Post-PCI Patients","Diagnostic Performance and Prognostic Value of Multiparametric Photon-Counting Cardiac CT in Patients With Prior Coronary Stent Implantation: A Prospective Cohort Study","Inclusion Criteria:\n\n1. Age 18 years or older;\n2. History of percutaneous coronary intervention with implantation of at least one coronary stent;\n3. Ability to undergo iodinated contrast-enhanced CT;\n4. Ability and willingness to provide written informed consent.\n\nExclusion Criteria:\n\n1. Estimated glomerular filtration rate below the institutional threshold for contrast-enhanced CT, generally less than 30 mL\u002Fmin\u002F1.73 m², unless examination is clinically justified and approved according to institutional policy;\n2. Known severe hypersensitivity to iodinated contrast material that cannot be adequately managed using the institutional premedication protocol; Pregnancy or suspected pregnancy;\n3. Inability to provide informed consent or comply with study procedures;\n4. Severe respiratory inability to perform the required breath-hold.","ALL","18 Years","100 Years",{"count":50,"type":51},800,"ESTIMATED","3 Years","OBSERVATIONAL","This study takes patients who have undergone percutaneous coronary intervention as the research subjects and employs a prospective observational cohort design, aiming to develop and validate a \"one-stop\" photon-counting computed tomography imaging framework. The one-stop PCCT protocol implies that multiple assessments are acquired through a single examination, including coronary CT angiography for stent and native artery evaluation, resting first-pass myocardial iodine distribution imaging, and delayed myocardial extracellular volume quantification, with cardiac cine imaging performed in a prespecified dose-controlled substudy.",[56],"Cardiovascular Diseases",[58,59,56],"Radiology","Photon-Counting CT","2026-08-10",{"date":62,"type":63},"2026-08-13","ACTUAL",{"date":65,"type":63},"2026-01-07",{"date":67,"type":51},"2029-01-07",{"name":5,"class":6},1]