2010
Mitral valve–tricuspid valve distance as a sonographic marker of trisomy 21
Grace D, Eggers P, Glantz J, Ozcan T. Mitral valve–tricuspid valve distance as a sonographic marker of trisomy 21. Ultrasound In Obstetrics And Gynecology 2010, 35: 172-177. PMID: 20069681, DOI: 10.1002/uog.7538.Peer-Reviewed Original ResearchConceptsMitral valve-tricuspid valve distanceMarkers of trisomyGestational ageSonographic markersTrisomy 21Cardiac defectsLinear regression analysisGestational age-specific percentilesSecond-trimester sonographic markersEffect of gestational ageRetrospective case-control studyCases of trisomyValve distanceMultiple linear regression analysisRegression analysisCase-control studyAge-specific percentilesWeeks gestationControl fetusesSecond-trimesterTricuspid valveVentricular septumFalse-positive rateTrisomyFetuses
1998
Arterial and venous Doppler velocimetry in the severely growth‐restricted fetus and associations with adverse perinatal outcome
Ozcan T, Sbracia M, d'Ancona R, Copel J, Mari G. Arterial and venous Doppler velocimetry in the severely growth‐restricted fetus and associations with adverse perinatal outcome. Ultrasound In Obstetrics And Gynecology 1998, 12: 39-44. PMID: 9697283, DOI: 10.1046/j.1469-0705.1998.12010039.x.Peer-Reviewed Original ResearchMeSH KeywordsBlood Flow VelocityCerebral ArteriesFemaleFetal Growth RetardationFetusHumansInfant, NewbornPregnancyPregnancy OutcomePrognosisPulsatile FlowReference ValuesSensitivity and SpecificitySignal Processing, Computer-AssistedSurvival RateUltrasonography, Doppler, ColorUltrasonography, PrenatalUmbilical ArteriesUmbilical VeinsConceptsAdverse outcome parametersAdverse perinatal outcomesGrowth-restricted fetusesOutcome parametersApgar scorePerinatal outcomesDuctus venosusPerinatal deathNeonatal intensive care unitSevere intrauterine growth restrictionDuctus venosus Doppler velocimetryAbnormal Doppler velocimetryVenous Doppler velocimetryVenous Doppler waveformsRespiratory distress syndromeMiddle cerebral arteryRetinopathy of prematurityIntensive care unitIntrauterine growth restrictionDays of lifeOnly significant parameterApgar valuesPeriventricular leukomalaciaDistress syndromeFetal demise
1995
Urinary Calcium to Creatinine Ratio for Predicting Preeclampsia
özcan T, Kaleli B, Özeren M, Turan C, Zorlu G. Urinary Calcium to Creatinine Ratio for Predicting Preeclampsia. American Journal Of Perinatology 1995, 12: 349-351. PMID: 8540941, DOI: 10.1055/s-2007-994494.Peer-Reviewed Original ResearchMeSH KeywordsAdultCalciumCreatineFemaleHumansPredictive Value of TestsPre-EclampsiaPregnancyRisk FactorsROC CurveSensitivity and SpecificityConceptsCalcium to creatinine ratioCreatinine ratioPredicting preeclampsiaPreeclamptic groupGestational ageMean calcium to creatinine ratioUrinary calcium to creatinine ratioUrine calcium-to-creatinine ratioCases of gestational hypertensionPrediction of preeclampsiaUrinary calcium excretionNegative predictive valueUrine calcium concentrationHigh-risk populationReceiver operating curvePrimigravid patientsGestational hypertensionMean birthweightCalcium excretionNormotensive groupPreeclampsiaCutoff levelCalcium levelsCalcium concentrationPredictive value