2010
Acceleration/ejection time ratio in the fetal pulmonary artery predicts fetal lung maturity
Azpurua H, Norwitz ER, Campbell KH, Funai EF, Pettker CM, Kleine M, Bahtiyar MO, Malkus H, Copel JA, Thung SF. Acceleration/ejection time ratio in the fetal pulmonary artery predicts fetal lung maturity. American Journal Of Obstetrics And Gynecology 2010, 203: 40.e1-40.e8. PMID: 20417479, DOI: 10.1016/j.ajog.2010.01.075.Peer-Reviewed Original ResearchConceptsAcceleration time/ejection time ratioEjection time ratioFetal lung maturityLecithin/sphingomyelin ratioFetal pulmonary arteryLung maturitySphingomyelin ratioPulmonary arteryAcceleration/ejection time ratioPulmonary artery blood flowSystolic/diastolic ratioYale-New Haven HospitalAmniotic fluid biomarkersAmniotic fluid lecithin/sphingomyelin ratioArtery blood flowFlow velocity waveformsFlow velocity parametersNew noninvasive techniqueSingleton pregnanciesDiastolic ratioPulsatility indexUltrasound evaluationFluid biomarkersPotential confoundersStudy criteria
2008
Using Proteomic Analysis of the Human Amniotic Fluid to Identify Histologic Chorioamnionitis
Buhimschi IA, Zambrano E, Pettker CM, Bahtiyar MO, Paidas M, Rosenberg VA, Thung S, Salafia CM, Buhimschi CS. Using Proteomic Analysis of the Human Amniotic Fluid to Identify Histologic Chorioamnionitis. Obstetrics And Gynecology 2008, 111: 403-412. PMID: 18238979, DOI: 10.1097/aog.0b013e31816102aa.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAmniocentesisAmniotic FluidBiomarkersBlack or African AmericanChorioamnionitisFemaleHumansInflammationPregnancyPregnancy Complications, InfectiousPregnancy OutcomePrevalenceProteomeProteomicsReproducibility of ResultsSensitivity and SpecificitySeverity of Illness IndexSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationWhite PeopleConceptsHistologic chorioamnionitisAmniotic fluidIntra-amniotic inflammationGrade of inflammationAbsence of biomarkersHuman amniotic fluidSurface-enhanced laser desorption ionization timeAfrican American womenPreterm laborSingleton pregnanciesDelivery intervalPlacental pathologyGestational agePremature ruptureSevere inflammationEarly recognitionChorioamnionitisChorionic plateInflammationTherapeutic interventionsProteomic biomarkersCalgranulin CBiomarkersProteomic analysisScores
2007
Proteomic Profiling of the Amniotic Fluid to Detect Inflammation, Infection, and Neonatal Sepsis
Buhimschi CS, Bhandari V, Hamar BD, Bahtiyar MO, Zhao G, Sfakianaki AK, Pettker CM, Magloire L, Funai E, Norwitz ER, Paidas M, Copel JA, Weiner CP, Lockwood CJ, Buhimschi IA. Proteomic Profiling of the Amniotic Fluid to Detect Inflammation, Infection, and Neonatal Sepsis. PLOS Medicine 2007, 4: e18. PMID: 17227133, PMCID: PMC1769412, DOI: 10.1371/journal.pmed.0040018.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAmniocentesisAmniotic FluidBiomarkersFemaleHumansInflammationMiddle AgedPregnancyPregnancy Complications, InfectiousPregnancy OutcomeProteomeProteomicsReproducibility of ResultsSensitivity and SpecificitySepsisSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationConceptsEarly-onset neonatal sepsisAmniotic fluid inflammationIntra-amniotic infectionMR scoreNeonatal sepsisAmniotic fluidHistological chorioamnionitisDelivery intervalNewborn Special Care UnitGram stainEarly-onset sepsisIntra-amniotic inflammationDegree of inflammationSpecial care unitsIntrauterine inflammationPlacental inflammationShorter amniocentesisPreterm deliveryPreterm laborSingleton pregnanciesConsecutive womenPreterm birthCare unitGestational agePremature rupture
2006
Prior cesarean delivery is not associated with an increased risk of stillbirth in a subsequent pregnancy: Analysis of U.S. perinatal mortality data, 1995-1997
Bahtiyar MO, Julien S, Robinson JN, Lumey L, Zybert P, Copel JA, Lockwood CJ, Norwitz ER. Prior cesarean delivery is not associated with an increased risk of stillbirth in a subsequent pregnancy: Analysis of U.S. perinatal mortality data, 1995-1997. American Journal Of Obstetrics And Gynecology 2006, 195: 1373-1378. PMID: 16677588, DOI: 10.1016/j.ajog.2006.02.051.Peer-Reviewed Original ResearchConceptsPrior cesarean deliveryRisk of stillbirthCesarean deliverySubsequent pregnancyPerinatal mortality dataMedical conditionsDemise rateUnexplained intrauterine fetal demiseMortality dataIntrauterine fetal demiseMaternal medical conditionsSingleton term pregnanciesFetal congenital abnormalitiesCesarean delivery rateCross-sectional studySingleton pregnanciesTerm pregnancyFetal demisePrior deliveryPregnant womenMaternal ageCongenital anomaliesStudy groupHaenszel methodCongenital abnormalities