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
Deep-learned placental vessel segmentation for intraoperative video enhancement in fetoscopic surgery
Sadda P, Imamoglu M, Dombrowski M, Papademetris X, Bahtiyar MO, Onofrey J. Deep-learned placental vessel segmentation for intraoperative video enhancement in fetoscopic surgery. International Journal Of Computer Assisted Radiology And Surgery 2018, 14: 227-235. PMID: 30484115, PMCID: PMC6438174, DOI: 10.1007/s11548-018-1886-4.Peer-Reviewed Original ResearchIn 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
2015
The North American Fetal Therapy Network Consensus Statement
Bahtiyar MO, Emery SP, Dashe JS, Wilkins-Haug LE, Johnson A, Paek BW, Moon-Grady AJ, Skupski DW, O'Brien BM, Harman CR, Simpson LL. The North American Fetal Therapy Network Consensus Statement. Obstetrics And Gynecology 2015, 125: 118-123. PMID: 25560113, DOI: 10.1097/aog.0000000000000599.Peer-Reviewed Original ResearchConceptsMonochorionic gestationsNorth American Fetal Therapy NetworkOverall perinatal morbidityUnique disease processBetter patient outcomesDisproportionate disease burdenPerinatal morbidityPregnancy complicationsPrompt referralRegional treatment centreMultidisciplinary careCommon placentaDisease burdenPatient outcomesComprehensive counselingConsensus statementFetal disordersFetal surgeryDisease processTreatment centersTherapy NetworkGestationEarly detectionComplicationsMedical institutions
2014
Doppler abnormalities in monochorionic diamniotic twin pregnancies with discordant growth
Zuckerwise L, Nayeri U, Abdel-Razeq S, Copel J, Bahtiyar M. Doppler abnormalities in monochorionic diamniotic twin pregnancies with discordant growth. Journal Of Perinatology 2014, 35: 387-389. PMID: 25521562, DOI: 10.1038/jp.2014.223.Peer-Reviewed Original ResearchConceptsDoppler flow velocity waveformsFlow velocity waveformsDiscordant growthVelocity waveformsTwin gestationsSmall fetusesAbnormal umbilical artery Doppler flow velocity waveformsUmbilical artery Doppler flow velocity waveformsMonochorionic diamniotic twin gestationsMonochorionic diamniotic twin pregnanciesNeonatal intensive care unitDiamniotic twin gestationsMCDA twin pairsDiamniotic twin pregnanciesEnd-diastolic flowLow Apgar scoreBirth weight discordanceDiscordant fetal growthIntensive care unitTwin transfusion syndromeDoppler velocity waveformsT-testElectronic medical recordsTwin pairsStudent's t-test