[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100584136":3},{"organization":4,"armGroups":7,"interventions":14,"overallOfficials":10,"centralContacts":19,"locations":28,"responsibleParty":43,"collaborators":45,"id":52,"slug":10,"hasResults":53,"nctId":54,"briefTitle":55,"officialTitle":56,"acronym":57,"eligibilityCriteria":58,"healthyVolunteers":59,"sex":60,"minAge":10,"maxAge":10,"enrollmentInfo":61,"targetDuration":64,"studyType":65,"phases":10,"briefSummary":66,"conditions":67,"keywords":72,"overallStatus":31,"whyStopped":10,"lastUpdateSubmitDate":74,"lastUpdatePostDateStruct":75,"startDateStruct":78,"completionDateStruct":80,"leadSponsor":82,"locationsCount":83},{"fullName":5,"class":6},"Reinier Haga Orthopedisch Centrum","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"Arthroplasty patients",null,"Patients with a (revised) metal-on-metal hip arthroplasty",[13],"Other: metal-on-metal hip arthroplasty",[15],{"type":6,"name":16,"description":17,"armGroupLabels":18,"otherNames":10},"metal-on-metal hip arthroplasty","Cobalt and chromium release from metal-on-metal hip arthroplasties.",[9],[20,25],{"name":21,"role":22,"phone":23,"phoneExt":10,"email":24},"Nina Mathijssen, Dr","CONTACT","+31(0)79 206 5583","n.mathijssen@rhoc.nl",{"name":26,"role":22,"phone":23,"phoneExt":10,"email":27},"Maarten Koper, dr.","m.koper@rhoc.nl",[29],{"facility":30,"status":31,"city":32,"state":10,"zip":10,"country":33,"cosmosGeoPoint":34,"geoPoint":39,"contacts":40},"Reinier de Graaf Ziekenhuis","RECRUITING","Delft","Netherlands",{"type":35,"coordinates":36},"Point",[37,38],4.35556,52.00667,{"lat":38,"lon":37},[41],{"name":42,"role":22,"phone":23,"phoneExt":10,"email":27},"Maarten Koper, PhD",{"type":44,"investigatorFullName":10,"investigatorTitle":10,"investigatorAffiliation":10,"oldNameTitle":10,"oldOrganization":10},"SPONSOR",[46,48,50],{"name":47,"class":6},"Reinier de Graaf Groep",{"name":49,"class":6},"Erasmus Medical Center",{"name":51,"class":6},"Zuyderland Medical Centre","100584136",false,"NCT06885411","Ototoxicity in Patients With MoM Hip Bearings","Ototixicity in Patients With a Metal-on-Metal Hip Arthroplasty","GODMOTHER","Inclusion Criteria:\n\n* all MoM patients from the different clinics\n* revision MoM\n* willing to participate\n* speak\u002Fwrite the Dutch language\n\nExclusion Criteria:\n\n* Not willing to participate\n* previous ENT surgery or ENT pathology",true,"ALL",{"count":62,"type":63},200,"ESTIMATED","1 Day","OBSERVATIONAL","The goal of this observational study is to learn about ototoxicity in patients with a MoM hip arthroplasty. The main question it aims to answer is:\n\n• What is the prevalence of hearing loss in patients with high and low plasma metal concentrations.",[68,69,70,71],"Ototoxic Hearing Loss","Cobalt Poisoning","Chromium Causing Toxic Effect","Arthroplasty Complications",[73],"Metal-on-Metal implant; Cobalt; Chromium; Hip arthroplasty; auditory system; Otoxicity","2025-03-17",{"date":76,"type":77},"2025-03-20","ACTUAL",{"date":79,"type":77},"2023-02-01",{"date":81,"type":63},"2025-12-01",{"name":5,"class":6},1]