[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100640836":3},{"organization":4,"armGroups":7,"interventions":14,"overallOfficials":10,"centralContacts":20,"locations":26,"responsibleParty":45,"collaborators":47,"id":51,"slug":52,"hasResults":53,"nctId":54,"briefTitle":55,"officialTitle":56,"acronym":57,"eligibilityCriteria":58,"healthyVolunteers":53,"sex":59,"minAge":60,"maxAge":10,"enrollmentInfo":61,"targetDuration":10,"studyType":64,"phases":10,"briefSummary":65,"conditions":66,"keywords":69,"overallStatus":29,"whyStopped":10,"lastUpdateSubmitDate":76,"lastUpdatePostDateStruct":77,"startDateStruct":80,"completionDateStruct":82,"leadSponsor":84,"locationsCount":85},{"fullName":5,"class":6},"I.R.C.C.S Ospedale Galeazzi-Sant'Ambrogio","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"Adult Outpatients Undergoing Contrast-Enhanced CT",null,"Adult outpatients scheduled for clinically indicated contrast-enhanced CT scans with iodinated contrast agents. Participants will undergo their standard CT examination with no change to the imaging protocol or contrast administration. After contrast injection, they will be asked to wait approximately 60 minutes in the radiology department and then use a dedicated urine collection device before leaving the hospital.",[13],"Device: Dedicated Urine Collection Device (Toilet)",[15],{"type":16,"name":17,"description":18,"armGroupLabels":19,"otherNames":10},"DEVICE","Dedicated Urine Collection Device (Toilet)","A dedicated urine collection device installed in the radiology department for use after contrast-enhanced CT scans. Participants will undergo their CT scan according to standard clinical practice, with no change to the imaging protocol, contrast agent selection, or contrast administration. After iodinated contrast injection, participants will be asked to wait approximately 60 minutes and then use the dedicated device before leaving the hospital. The collected urine will be used to assess the potential recovery of iodinated contrast agent residues and the feasibility of this workflow in routine radiology practice.",[9],[21],{"name":22,"role":23,"phone":24,"phoneExt":10,"email":25},"Luca Maria Sconfienza, MD, PhD","CONTACT","+390283502227","io@lucasconfienza.it",[27],{"facility":28,"status":29,"city":30,"state":31,"zip":32,"country":33,"countryCode":34,"cosmosGeoPoint":35,"geoPoint":40,"contacts":41},"IRCCS Ospedale Galeazzi - Sant'Ambrogio","RECRUITING","Milan","MI","20157","Italy","IT",{"type":36,"coordinates":37},"Point",[38,39],9.18951,45.46427,{"lat":39,"lon":38},[42],{"name":43,"role":23,"phone":24,"phoneExt":10,"email":44},"Moreno Zanardo, PhD","moreno.zanardo@grupposandonato.it",{"type":46,"investigatorFullName":10,"investigatorTitle":10,"investigatorAffiliation":10,"oldNameTitle":10,"oldOrganization":10},"SPONSOR",[48],{"name":49,"class":50},"Bracco Imaging S.p.A.","INDUSTRY","100640836","greenwater-20-reducing-iodinated-contrast-agents-in-hospital-wastewater-100640836",false,"NCT07620093","GREENWATER 2.0: Reducing Iodinated Contrast Agents in Hospital Wastewater","GREENWATER 2.0: Cutting Edge Solution for Reducing Iodinated Contrast Agents Via Post-Administration Collection Device","GREENWATER 2","Inclusion Criteria:\n\n* Adult patients aged 18 years or older.\n* Patients scheduled for a clinically indicated contrast-enhanced CT scan with iodinated contrast agent.\n* Patients able to provide written informed consent.\n* Patients willing to wait approximately 60 minutes after contrast injection before using the dedicated urine collection device.\n\nExclusion Criteria:\n\n\\- Patients unable to use the dedicated urine collection device for urine collection.","ALL","18 Years",{"count":62,"type":63},416,"ESTIMATED","OBSERVATIONAL","The goal of this observational study is to learn if using a dedicated urine collection device after CT scans can help reduce the amount of iodinated contrast agent released into hospital wastewater in adult outpatients undergoing contrast-enhanced CT scans.\n\nThe main questions it aims to answer are:\n\n* Does the dedicated urine collection device improve patient acceptance and compliance with post-contrast urine collection?\n* How much iodinated contrast agent can be recovered from urine collected after CT scans?\n\nParticipants will:\n\n* Have their planned CT scan with iodinated contrast agent as part of their regular medical care.\n* Wait in the radiology department for about 60 minutes after the contrast injection.\n* Use a dedicated urine collection device before leaving the hospital.\n* Answer short questions about their experience with the device.\n\nThis does not change the CT scan, the contrast agent used, or the standard clinical imaging procedure. The only additional procedure is the use of the dedicated urine collection device after the scan.",[67,68],"Environmental Sustainability in Radiology","Iodinated Contrast Agent Recovery",[70,71,72,73,74,75],"Iodinated Contrast Agents","Contrast-Enhanced CT","Hospital Wastewater","Urine Collection","Environmental Sustainability","Radiology Sustainability","2026-06-19",{"date":78,"type":79},"2026-06-24","ACTUAL",{"date":81,"type":79},"2026-03-10",{"date":83,"type":63},"2026-12",{"name":5,"class":6},1]