2020
Treatment and outcome of 370 cases with spontaneous or post‐laser twin anemia–polycythemia sequence managed in 17 fetal therapy centers
Tollenaar L, Slaghekke F, Lewi L, Ville Y, Lanna M, Weingertner A, Ryan G, Arévalo S, Khalil A, Brock C, Klaritsch P, Hecher K, Gardener G, Bevilacqua E, Kostyukov K, Bahtiyar M, Kilby M, Tiblad E, Oepkes D, Lopriore E, Middeldorp J, Haak M, Klumper F, Akkermans J, Delagrange H, Pandya V, Faiola S, Favre R, Hobson S, Rodo C, Thilaganathan B, Papanna R, Greimel P, de Sousa M, Carlin A, Gladkova K, Copel J. Treatment and outcome of 370 cases with spontaneous or post‐laser twin anemia–polycythemia sequence managed in 17 fetal therapy centers. Ultrasound In Obstetrics And Gynecology 2020, 56: 378-387. PMID: 32291846, PMCID: PMC7497010, DOI: 10.1002/uog.22042.Peer-Reviewed Original ResearchConceptsTwin anemia-polycythemia sequenceFetal therapy centersMonochorionic twin pregnanciesPost-laser twin anemia-polycythemia sequenceExpectant management groupSevere neonatal morbidityIntrauterine transfusionExpectant managementPerinatal mortalitySelective feticideTwin pregnanciesLaser surgeryNeonatal morbidityDelivery groupIUT groupDiagnosis of TAPSMiddle cerebral artery peak systolic velocityFetal middle cerebral artery peak systolic velocityBirth intervalLaser surgery groupProlongation of pregnancyTherapy CenterPeak systolic velocityLarge international cohortMedian diagnosis
2018
Better Feature Matching for Placental Panorama Construction
Sadda P, Onofrey J, Bahtiyar M, Papademetris X. Better Feature Matching for Placental Panorama Construction. Lecture Notes In Computer Science 2018, 11076: 128-137. DOI: 10.1007/978-3-030-00807-9_13.Peer-Reviewed Original ResearchOnly definitive treatmentPlacental vascular diseaseTwin transfusion syndromeSurgical cauterizationDefinitive treatmentTransfusion syndromeTwin pregnanciesPlacental vesselsVascular diseaseIntrauterine environmentPlacental surfaceSurgical proceduresActual surgical procedureVascular formationVisual distractorsEndoscopeVivo imagesPregnancySurgerySyndromeCauterizationPlacentaIn utero Partial Exchange Transfusion Combined with in utero Blood Transfusion for Prenatal Management of Twin Anemia-Polycythemia Sequence
Bahtiyar MO, Ekmekci E, Demirel E, Irani RA, Copel JA. In utero Partial Exchange Transfusion Combined with in utero Blood Transfusion for Prenatal Management of Twin Anemia-Polycythemia Sequence. Fetal Diagnosis And Therapy 2018, 45: 28-35. PMID: 29533957, DOI: 10.1159/000486198.Peer-Reviewed Original ResearchConceptsTwin anemia-polycythemia sequencePlacental vascular connectionsBlood transfusionTwin-twin transfusion syndromePartial exchange transfusionMonochorionic twin pregnanciesVascular connectionsFetoscopic laser photocoagulationLimited outcome dataAbsence of polyhydramniosAnemic twinPlacental territoryTAPS casesDonor twinRecipient twinPlacental sharingTransfusion syndromeChronic anemiaTwin pregnanciesDangerous complicationExchange transfusionPlacental vesselsUnique complicationsLaser photocoagulationPrenatal treatment
2010
Is the Rate of Congenital Heart Defects Detected by Fetal Echocardiography Among Pregnancies Conceived by In Vitro Fertilization Really Increased?
Bahtiyar MO, Campbell K, Dulay AT, Kontic-Vucinic O, Weeks BP, Friedman AH, Copel JA. Is the Rate of Congenital Heart Defects Detected by Fetal Echocardiography Among Pregnancies Conceived by In Vitro Fertilization Really Increased? Journal Of Ultrasound In Medicine 2010, 29: 917-922. PMID: 20498466, DOI: 10.7863/jum.2010.29.6.917.Peer-Reviewed Original ResearchConceptsIVF pregnanciesFrequency of CHDsFetal echocardiographyCHD riskGeneral populationCongenital heartContemporary general populationIVF twin pregnanciesHigher-order pregnanciesIntracytoplasmic sperm injectionFertilization pregnanciesStudy patientsTwin gestationsTwin pregnanciesPrenatal prevalencePopulation dataStudy populationHigh riskSperm injectionPregnancyVitro FertilizationEchocardiographyReferral programCHDPatients
2008
379: Management of twin pregnancies at term: What is the optimal gestational age at which all twin pregnancies should be delivered?
Wehrum M, Bahtiyar M, Pettker C, Buhimschi C, Funai E, Thung S. 379: Management of twin pregnancies at term: What is the optimal gestational age at which all twin pregnancies should be delivered? American Journal Of Obstetrics And Gynecology 2008, 199: s115. DOI: 10.1016/j.ajog.2008.09.407.Peer-Reviewed Original Research
2007
Prevalence of Congenital Heart Defects in Monochorionic/Diamniotic Twin Gestations
Bahtiyar MO, Dulay AT, Weeks BP, Friedman AH, Copel JA. Prevalence of Congenital Heart Defects in Monochorionic/Diamniotic Twin Gestations. Journal Of Ultrasound In Medicine 2007, 26: 1491-1498. PMID: 17957043, DOI: 10.7863/jum.2007.26.11.1491.Peer-Reviewed Original ResearchConceptsTwin-twin transfusion syndromeDiamniotic twin gestationsTwin gestationsVentricular septal defectSeptal defectPulmonary stenosisTwin pregnanciesRisk factorsRelative riskHeart defectsCongenital heartFrequent heart defectsConfidence intervalsAtrial septal defectMedical Subject Headings termsCongenital heart defectsRandom-effects modelSubject Headings termsCHD prevalenceTransfusion syndromeAbnormal placentationFetal echocardiographyObservational studyGestationSystematic review