1999
Individual growth patterns in the first trimester: evidence for difference in embryonic and fetal growth rates
Deter R, Buster J, Casson P, Carson S. Individual growth patterns in the first trimester: evidence for difference in embryonic and fetal growth rates. Ultrasound In Obstetrics And Gynecology 1999, 13: 90-98. PMID: 10079486, DOI: 10.1046/j.1469-0705.1999.13020090.x.Peer-Reviewed Original ResearchConceptsCrown-rump lengthMenstrual ageFirst trimesterFetal lengthIndividual fetusesFirst trimester growthGroups of fetusesFetal growth rateWeeks' menstrual ageMaximum axial lengthIVF groupFetal growthFetal problemsSpontaneous fertilizationFetusesAxial lengthSimilar findingsGrowth abnormalitiesWeeksWeekly intervalsAgeTrimesterPatientsStraight line lengthAccurate assessment
1998
Ectopic pregnancy
Pisarska M, Carson S, Buster J. Ectopic pregnancy. The Lancet 1998, 351: 1115-1120. PMID: 9660597, DOI: 10.1016/s0140-6736(97)11476-3.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus Statements
1997
New technologies permit safe abortion at less than six weeks' gestation and provide timely detection of ectopic gestation
Edwards J, Carson S. New technologies permit safe abortion at less than six weeks' gestation and provide timely detection of ectopic gestation. American Journal Of Obstetrics And Gynecology 1997, 176: 1101-1106. PMID: 9166176, DOI: 10.1016/s0002-9378(97)70410-1.Peer-Reviewed Original ResearchMeSH KeywordsAbortion, InducedChorionic Gonadotropin, beta Subunit, HumanFemaleGestational AgeHumansPregnancyPregnancy, EctopicUltrasonography, PrenatalConceptsWeeks' gestationEctopic pregnancyBeta-human chorionic gonadotropin measurementsElective abortionBeta-human chorionic gonadotropinPostoperative serum levelsEctopic gestationSerious complicationsSerum levelsTransvaginal ultrasonographyGestational sacVaginal ultrasonographyClose surveillanceGonadotropin measurementsUltrasonographic criteriaChorionic gonadotropinGestationPregnancyGreater riskComplete evacuationEarly abortionChorionic membraneSafe abortionAbortion procedureAbortion
1993
Predicting pregnancy survival from a single first trimester vaginal ultrasonogram
Burwinkel T, Emerson D, Buster J, Felker R, Altieri L, Carson S. Predicting pregnancy survival from a single first trimester vaginal ultrasonogram. Journal Of Ultrasound In Medicine 1993, 12: 665-668. PMID: 8264019, DOI: 10.7863/jum.1993.12.11.665.Peer-Reviewed Original ResearchConceptsSuccessful pregnancy outcomePregnancy outcomesEarly first trimesterUltimate pregnancy outcomeTransvaginal ultrasonogramTransvaginal ultrasonographyWeeks' gestationFirst trimesterPregnancy survivalRetrospective studyCRL measurementsOutcomesGestationUltrasonogramFHRTrimesterPregnancyUltrasonography