Not applicableEnded earlyNCT01334489What this trial is testingThe Trial of Pessary After Laser for TTTSWho this might be right forPremature Birth Hospital Universitari Vall d'Hebron Research Institute 352
Not applicableLooking for participantsNCT07124312What this trial is testingPlacental Characteristics Within Monochorionic Twin PregnanciesWho this might be right forPlacentaMonochorionic TwinsAnatomy Birmingham Women's NHS Foundation Trust 65
Not applicableUnknownNCT04595214What this trial is testingDevelop a Multi-disciplinary Approach for a Personalized Prenatal Diagnostics and Care for Twin PregnanciesWho this might be right forPrenatal DisorderPremature BirthTwin Pregnancy With Antenatal Problem+4 more Assaf-Harofeh Medical Center 1,200
Not applicableUnknownNCT04014452What this trial is testingMicrowave Ablation vs Radiofrequency Ablation in the Management of Complicated Monochorionic Pregnancies：A RCT StudyWho this might be right forTwin; Complicating PregnancyMicrowave Ablation Peking University Third Hospital 60
Not applicableStudy completedNCT03579069What this trial is testingDuctus Venosus Doppler at 16 Weeks in Monochorial PregnancyWho this might be right forTwin Pregnancy, MonochorionicPregnancy Followed University Hospital, Montpellier 120
Not applicableLooking for participantsNCT03024918What this trial is testingUnequal Placental Sharing in Monochorionic Diamniotic Twins: an Observational StudyWho this might be right forMonochorionic Twins Universitaire Ziekenhuizen KU Leuven 393
Not applicableUnknownNCT05733065What this trial is testingThe Placental Methylome of Dichorionic and Monochorionic Monozygotic Twin Pairs to Establish a Timeline of Epigenetic ProgrammingWho this might be right forTwin Placenta University Hospital, Ghent 240
Not applicableLooking for participantsNCT06414655What this trial is testingMulticenter Prospective Cohort Study of Twin Maternal-Child Dyads in ChinaWho this might be right forTwin Pregnancy, Antepartum Condition or ComplicationTwin to Twin Transfusion as Antepartum ConditionPre-Term+5 more Peking University Third Hospital 2,000
Not applicableLooking for participantsNCT06056635What this trial is testingA Prospective Study on the Role of Karl Storz Curved and Straight Fetoscopes (11508AAK and 11506AAK) for Fetoscopic Intrauterine ProceduresWho this might be right forFetal ConditionsMaternal; ProcedurePregnancy Related+7 more Boston Children's Hospital 50
Not applicableLooking for participantsNCT05952583What this trial is testingSelective Fetal Growth Restriction in Monochorionic Twins - an International InvestigationWho this might be right forTwin; Pregnancy, Affecting Fetus or NewbornFetal Growth RetardationTwin Monochorionic Diamniotic Placenta+1 more Leiden University Medical Center 274
Not applicableLooking for participantsNCT06935422What this trial is testingRole of Cerebroplacental Ratio Discordance at 16-20 Weeks in Predicting Monochorionic Twin Pregnancies' Specific ComplicationsWho this might be right forMonochorionic TwinsCerebroplacental Ratio Ain Shams Maternity Hospital 55
Not applicableWithdrawnNCT06022510What this trial is testingSafety and Efficacy of Fetoscopes Used in Fetoscopic Selective Laser PhotocoagulationWho this might be right forTwin Monochorionic Diamniotic Placenta Michael A Belfort
Not applicableUnknownNCT03171909What this trial is testingAustrian Registry on the Outcome of Monochorionic PregnanciesWho this might be right forTwin Dichorionic Diamniotic PlacentaTwin Monochorionic Monoamniotic PlacentaTwin-To-Twin Transfusion Syndrome+1 more Medical University of Graz 1,000
Not applicableActive Not RecruitingNCT06053697What this trial is testingIs the Vaginal Microbiome and Metabolome Associated With Spontaneous Preterm Birth (sPTB) in Multiple Pregnancies?Who this might be right forPreterm BirthPreterm LaborMultiple; Pregnancy, Complicated+5 more University of Liverpool 120
Not applicableUnknownNCT04432168What this trial is testingThe TAPS Trial - Fetoscopic Laser Surgery for Twin Anemia Polycythemia SequenceWho this might be right forTwin Anemia Polycythemia Sequence Leiden University Medical Center 44
Not applicableStudy completedNCT01177553What this trial is testingRandomized Clinical Trial: Expectant Management vs Laser Treatment of Monochorionic Twins With Severe Selective Intrauterine Growth Retardation and Absent or Reverse Diastolic Flow in the Umbilical ArteryWho this might be right forIntrauterine Growth Retardation University of South Florida 5
Not applicableStudy completedNCT00341263What this trial is testingMaternal and Umbilical Cord Hormone Concentrations in Twin and Singleton PregnanciesWho this might be right forNormal Pregnancy National Cancer Institute (NCI) 111
Not applicableStudy completedNCT03449823What this trial is testingRenal Artery Dopplers in Twin Twin Transfusion SyndromeWho this might be right forTwin Twin Transfusion Syndrome Columbia University 24
Post-approval studies (Phase 4)Looking for participantsNCT02621645What this trial is testingTRAP Intervention STudy: Early Versus Late Intervention for Twin Reversed Arterial Perfusion SequenceWho this might be right forTwin Reversal Arterial Perfusion Syndrome Universitaire Ziekenhuizen KU Leuven 126
Not applicableStudy completedNCT04966039What this trial is testingDiffusion Weighted Magnetic Resonance Imaging of Brain in Monochorionic Twin Pregnancies With Demise of One FetusWho this might be right forTwin Pregnancy With Antenatal Problem Peking University Third Hospital 60