Not applicableActive Not RecruitingNCT02492607What this trial is testingManagement of Low-risk (Grade I and II) DCISWho this might be right forDCIS The Netherlands Cancer Institute 2,500
Testing effectiveness (Phase 2)Active Not RecruitingNCT06033092What this trial is testingLow Dose TamOxifen and LifestylE Changes for bReast cANcer prevenTionWho this might be right forBRCA MutationPALB2 Gene MutationDuctal Carcinoma in Situ+6 more European Institute of Oncology 200
Not applicableUnknownNCT00470236What this trial is testingRadiation Doses and Fractionation Schedules in Non-low Risk Ductal Carcinoma In Situ (DCIS) of the BreastWho this might be right forCarcinoma, Ductal, Breast Trans Tasman Radiation Oncology Group 1,608
Not applicableStudy completedNCT06982313What this trial is testingLong-term Follow-up of the TAM-01 Study and Pooled Analysis of Low-dose Tamoxifen Studies in Non-invasive or Microinvasive Breast NeoplasmsWho this might be right forBreast Cancer Invasive Ente Ospedaliero Ospedali Galliera 1,545
Testing effectiveness (Phase 2)Looking for participantsNCT05941520What this trial is testingAcolbifene Versus Low Dose Tamoxifen for the Prevention of Breast Cancer in Premenopausal Women at High Risk for Development of Breast CancerWho this might be right forBreast Atypical HyperplasiaBreast CarcinomaBreast Ductal Carcinoma In Situ+1 more National Cancer Institute (NCI) 80
Not applicableActive Not RecruitingNCT03878342What this trial is testingRadiotherapy Omission in Low Risk Ductal in Situ Carcinoma BreastWho this might be right forDCISBreast CancerLow Risk DCIS+2 more UNICANCER 295
Not applicableLooking for participantsNCT04797299What this trial is testingProspective Evaluation of Breast-Conserving Surgery Alone in Low-Risk Ductal Carcinoma in Situ (DCIS)Who this might be right forDCIS Ontario Clinical Oncology Group (OCOG) 526
Not applicableLooking for participantsNCT07331506What this trial is testingValidation of the Oncoliq Test for the Early Detection of Breast Cancer.Who this might be right forBreast Cancer DetectionBreast Cancer Early Stage Breast Cancer (Stage 1-3)Breast Cancer Female+5 more Oncoliq US Inc 300
Not applicableActive Not RecruitingNCT02926911What this trial is testingComparing an Operation to Monitoring, With or Without Endocrine Therapy (COMET) Trial For Low Risk DCISWho this might be right forDCISDuctal Carcinoma in Situ Alliance Foundation Trials, LLC. 997
Testing effectiveness (Phase 2)UnknownNCT00077168What this trial is testingAdjuvant Radiation Therapy Compared With Observation After Surgery in Treating Women With Estrogen Receptor Positive or Progesterone Receptor Positive Ductal Carcinoma In Situ of the Breast Who Are Receiving Tamoxifen or AnastrozoleWho this might be right forBreast Cancer Institute of Cancer Research, United Kingdom 2,000
Large-scale testing (Phase 3)Active Not RecruitingNCT01357772What this trial is testingTrial of Low Dose Tamoxifen in Women With Breast Intraepithelial Neoplasia - Long Term Follow-upWho this might be right forCarcinoma, Intraductal, NoninfiltratingRecurrence, Local NeoplasmBreast Neoplasms+1 more Andrea DeCensi 500
Not applicableUnknownNCT02617082What this trial is testingPartial Breast Irradiation for Low-risk Ductal Carcinoma In Situ After Breast-conserving SurgeryWho this might be right forBreast Cancer Fudan University 828
Not applicableStudy completedNCT02766881What this trial is testingEvaluation of the DCIS Score for Decisions on Radiotherapy in Patients With Low/Intermediate Risk DCISWho this might be right forDCIS Ontario Clinical Oncology Group (OCOG) 281
Large-scale testing (Phase 3)UnknownNCT00402519What this trial is testingAPBI Versus EBRT Therapy After Breast Conserving Surgery for Low-risk Breast CancerWho this might be right forBreast Cancer University of Erlangen-Nürnberg Medical School 1,300
Not applicableUnknownNCT05932758What this trial is testingExcisional Vacuum-Assisted Breast BiopsyWho this might be right forAtypical Ductal HyperplasiaDuctal Carcinoma in Situ European Institute of Oncology 300
Large-scale testing (Phase 3)UnknownNCT04046159What this trial is testingRadiotherapy Versus Low-Dose Tamoxifen Following Breast Conserving Surgery for Low-Risk Breast Ductal Carcinoma in SituWho this might be right forBreast Ductal Carcinoma in Situ National Taiwan University Hospital 810
Testing effectiveness (Phase 2)Looking for participantsNCT06195306What this trial is testingLow Dose Tamoxifen With or Without Omega-3 Fatty Acids for Breast Cancer Risk ReductionWho this might be right forBreast Atypical HyperplasiaBreast CarcinomaBreast Ductal Carcinoma In Situ+1 more National Cancer Institute (NCI) 66