[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100639219":3},{"organization":4,"armGroups":7,"interventions":10,"overallOfficials":10,"centralContacts":15,"locations":21,"responsibleParty":37,"collaborators":10,"id":41,"slug":42,"hasResults":43,"nctId":44,"briefTitle":45,"officialTitle":46,"acronym":10,"eligibilityCriteria":47,"healthyVolunteers":48,"sex":49,"minAge":50,"maxAge":51,"enrollmentInfo":52,"targetDuration":10,"studyType":55,"phases":10,"briefSummary":56,"conditions":57,"keywords":59,"overallStatus":63,"whyStopped":10,"lastUpdateSubmitDate":64,"lastUpdatePostDateStruct":65,"startDateStruct":68,"completionDateStruct":70,"leadSponsor":72,"locationsCount":73},{"fullName":5,"class":6},"Başakşehir Çam & Sakura City Hospital","OTHER_GOV",[8,12],{"label":9,"type":10,"description":11,"interventionNames":10},"Premature Ejaculation",null,"Men aged 18-55 years meeting ISSM criteria for lifelong or acquired premature ejaculation. Lifelong PE is defined as ejaculation occurring within approximately 1 minute of vaginal penetration since first sexual experience. Acquired PE is defined as ejaculation within approximately 3 minutes of vaginal penetration. All participants must have an inability to delay ejaculation and report negative personal consequences. Participants must have normal erectile function (IIEF-15 ≥26), be in a stable heterosexual monogamous relationship for at least 6 months, and have a clinically indicated mpMRI scheduled.",{"label":13,"type":10,"description":14,"interventionNames":10},"Control Group","Healthy men aged 18-55 years without premature ejaculation or any other sexual dysfunction complaint. Participants must have good ejaculatory control, normal erectile function (IIEF-15 ≥26), and be in a stable heterosexual monogamous relationship for at least 6 months. Participants must have a clinically indicated mpMRI scheduled due to elevated PSA or hematospermia.",[16],{"name":17,"role":18,"phone":19,"phoneExt":10,"email":20},"VEYSEL SEZGİN, MD","CONTACT","+905513895655","veyselsezgin1@gmail.com",[22],{"facility":23,"status":10,"city":24,"state":24,"zip":25,"country":26,"countryCode":10,"cosmosGeoPoint":27,"geoPoint":32,"contacts":33},"Başakşehir Çam and Sakura City Hospital, Department of Urology","Istanbul","34200","Turkey (Türkiye)",{"type":28,"coordinates":29},"Point",[30,31],28.94966,41.01384,{"lat":31,"lon":30},[34],{"name":35,"role":18,"phone":36,"phoneExt":10,"email":20},"veysel sezgin, M.D.","90 5513895655",{"type":38,"investigatorFullName":39,"investigatorTitle":40,"investigatorAffiliation":5,"oldNameTitle":10,"oldOrganization":10},"PRINCIPAL_INVESTIGATOR","SEZGIN","MD VEYSEL SEZGİN","100639219","effect-of-prostatic-urethra-and-seminal-vesicle-morphometry-on-ejaculation-100639219",false,"NCT07614854","Effect of Prostatic Urethra and Seminal Vesicle Morphometry on Ejaculation","The Effect of Prostatic Urethral and Seminal Vesicle Morphometry on Multiparametric Prostate Magnetic Resonance Imaging on Ejaculation","Inclusion Criteria:\n\n* \\- Male aged 18 to 55 years\n* In a stable, heterosexual, monogamous relationship with the same female partner for at least 6 months\n* Normal erectile function defined as IIEF-15 erectile function domain score ≥26\n* Scheduled for clinically indicated multiparametric prostate MRI due to elevated PSA or hematospermia\n* Not using any medication that may affect sexual function or psychological status (e.g., SSRIs, PDE5 inhibitors)\n\nExclusion Criteria:\n\n* Any major psychiatric or somatic disorder\n* Hormonal disorders such as hypothyroidism or hyperthyroidism\n* Erectile dysfunction (IIEF-15 erectile function domain score \\\u003C26)\n* Age below 18 or above 55 years",true,"MALE","18 Years","55 Years",{"count":53,"type":54},150,"ESTIMATED","OBSERVATIONAL","The goal of this observational study is to learn whether the size and shape of the prostatic urethra and seminal vesicles - measured on multiparametric prostate MRI (mpMRI) - are related to premature ejaculation (PE) severity in men aged 18-55.\n\nThe main questions it aims to answer are:\n\n* Do men with premature ejaculation have different prostatic urethral length and angulation compared to men without PE?\n* Do men with premature ejaculation have different seminal vesicle dimensions compared to men without PE?\n* Do prostatic urethra and seminal vesicle measurements on mpMRI correlate with PE severity scores (PEDT) and ejaculation latency time (IELT)?\n\nResearchers will compare men with premature ejaculation to healthy men without ejaculatory complaints to see if specific anatomical features are associated with PE severity.\n\nParticipants will:\n\n* Undergo a multiparametric prostate MRI that is already scheduled as part of their routine medical care\n* Complete validated questionnaires about ejaculation and sexual function (PEDT, PEP, IELT, IIEF-15)\n* Provide a blood sample for routine hormone level measurements",[9,58],"Ejaculation",[60,61,62],"Prostatic Urethra","seminal vesicle","morphometry","NOT_YET_RECRUITING","2026-05-30",{"date":66,"type":67},"2026-06-03","ACTUAL",{"date":69,"type":54},"2026-05-10",{"date":71,"type":54},"2026-08-10",{"name":5,"class":6},1]