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
2015
The North American Fetal Therapy Network Consensus Statement
Emery SP, Bahtiyar MO, Moise KJ. The North American Fetal Therapy Network Consensus Statement. Obstetrics And Gynecology 2015, 126: 575-584. PMID: 26244534, DOI: 10.1097/aog.0000000000000994.Peer-Reviewed Original ResearchConceptsNorth American Fetal Therapy NetworkBetter patient counselingMonochorionic gestationsRegional treatment centreMonochorionic pregnanciesMultidisciplinary careTimely referralPatient counselingConsensus statementFetal therapyObstetric practitionersFetal disordersTreatment centersTherapy NetworkMedical institutionsManagement optionsNAFTNetComplicationsPregnancyGestationPathophysiologyReferralTherapy
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
2011
Ultrasonographic Evaluation of Myometrial Thickness and Prediction of a Successful External Cephalic Version
Buhimschi CS, Buhimschi IA, Wehrum MJ, Molaskey-Jones S, Sfakianaki AK, Pettker CM, Thung S, Campbell KH, Dulay AT, Funai EF, Bahtiyar MO. Ultrasonographic Evaluation of Myometrial Thickness and Prediction of a Successful External Cephalic Version. Obstetrics And Gynecology 2011, 118: 913-920. PMID: 21934456, DOI: 10.1097/aog.0b013e31822e63fe.Peer-Reviewed Original ResearchConceptsAmniotic fluid indexExternal cephalic versionFundal myometrial thicknessSuccessful external cephalic versionMyometrial thicknessCephalic versionFluid indexHigher amniotic fluid indexAbdominal ultrasonographic scansFetal spine positionConsecutive pregnant womenAbsolute risk reductionBody mass indexExternal cephalic version successStrong independent predictorAbdominal wall thicknessMultivariate regression analysisPlacental thicknessBreech presentationIndependent predictorsFetal weightMass indexPregnant womenUltrasonographic evaluationBirth weightIL-6 Trans-Signaling System in Intra-Amniotic Inflammation, Preterm Birth, and Preterm Premature Rupture of the Membranes
Lee SY, Buhimschi IA, Dulay AT, Ali UA, Zhao G, Abdel-Razeq SS, Bahtiyar MO, Thung SF, Funai EF, Buhimschi CS. IL-6 Trans-Signaling System in Intra-Amniotic Inflammation, Preterm Birth, and Preterm Premature Rupture of the Membranes. The Journal Of Immunology 2011, 186: 3226-3236. PMID: 21282511, PMCID: PMC3800180, DOI: 10.4049/jimmunol.1003587.Peer-Reviewed Original ResearchMeSH KeywordsAdultAmniocentesisAmniotic FluidCytokine Receptor gp130FemaleFetal Membranes, Premature RuptureHumansInfant, NewbornInfant, PrematureInflammation MediatorsInterleukin-6Matrix Metalloproteinase 9Matrix Metalloproteinase InhibitorsPregnancyPregnancy ComplicationsPremature BirthReceptors, Interleukin-6Signal TransductionYoung AdultConceptsIntra-amniotic inflammationSIL-6RIL-6RPremature ruptureIL-6Classic IL-6 signalingAF IL-6RT-PCRPreterm premature ruptureIL-6 signalingMatrix metalloprotease-9Real-time RT-PCRActivation of cellsPhysiologic constituentPreterm laborPreterm birthIL-6 TransGestational ageThird trimesterInflammatory cellsSecond trimesterNormal gestationMetalloprotease-9IL-6 bindsFetal membranes
2004
Defining standards of care in maternal-fetal medicine
Norwitz ER, Bahtiyar MO, Sibai BM. Defining standards of care in maternal-fetal medicine. American Journal Of Obstetrics And Gynecology 2004, 191: 1491-1496. PMID: 15507989, DOI: 10.1016/j.ajog.2004.06.043.Peer-Reviewed Original ResearchConceptsMaternal-fetal medicineCurrent practice patternsStandard of carePractice patternsMagnesium sulfate seizure prophylaxisMaternal-fetal medicine specialistsObstetric care providersPreterm premature ruptureContemporary practice patternsUniversity-based settingCervical cerclageSeizure prophylaxisTocolytic therapyHELLP syndromePreterm birthObstetric treatmentProgesterone supplementationPremature ruptureObstetric medicineCare providersMedicine specialistsControversial topicSpecialty trainingTherapyControversial areas