Cimpoca B et al: Twin pregnancy with two live fetuses at 11-13 weeks: effect of one fetal death on pregnancy outcome. Ultrasound Obstet Gynecol. 55(4):482-8, 2020
Gulati N et al: Cause of intrauterine and neonatal death in twin pregnancies (CoDiT): development of a novel classification system. BJOG. 127(12):1507-15, 2020
Li L et al: Chromosomal abnormalities detected by karyotyping and chromosomal microarray analysis in twins with structural anomalies. Ultrasound Obstet Gynecol. 55(4):502-9, 2020
Louchet M et al: Delayed-interval delivery of twins in 13 pregnancies. J Gynecol Obstet Hum Reprod. 49(2):101660, 2020
Roman A et al: Physical examination-indicated cerclage in twin pregnancy: a randomized controlled trial. Am J Obstet Gynecol. 223(6):902.e1-11, 2020
Di Mascio D et al: Birthweight discordance and neonatal morbidity in twin pregnancies: a systematic review and meta-analysis. Acta Obstet Gynecol Scand. 98(10):1245-57, 2019
Gil MM et al: Screening for trisomies by cfDNA testing of maternal blood in twin pregnancy: update of The Fetal Medicine Foundation results and meta-analysis. Ultrasound Obstet Gynecol. 53(6):734-42, 2019
Khalil A et al: Consensus definition and essential reporting parameters of selective fetal growth restriction in twin pregnancy: a Delphi procedure. Ultrasound Obstet Gynecol. 53(1):47-54, 2019
D'Antonio F et al: Birth-weight discordance and neonatal morbidity in twin pregnancy: analysis of STORK multiple pregnancy cohort. Ultrasound Obstet Gynecol. 52(5):586-92, 2018
Ward PL et al: Single intrauterine death in twins: the importance of fetal order. Twin Res Hum Genet. 21(6):556-62, 2018
Carter EB et al: The impact of chorionicity on maternal pregnancy outcomes. Am J Obstet Gynecol. 213(3):390.e1-7, 2015
Committee Opinion No. 640: Cell-free DNA screening for fetal aneuploidy. Obstet Gynecol. 126(3):e31-7, 2015
Henry A et al: Pregnancy outcomes before and after institution of a specialised twins clinic: a retrospective cohort study. BMC Pregnancy Childbirth. 15:217, 2015
Rosner JY et al: Abnormal biochemical analytes used for aneuploidy screening and adverse pregnancy outcomes in twin gestations. Am J Perinatol. 32(14):1331-5, 2015
van de Mheen L et al: Pregnancy outcome after fetal reduction in women with a dichorionic twin pregnancy. Hum Reprod. 30(8):1807-12, 2015
Blumenfeld YJ et al: Accuracy of sonographic chorionicity classification in twin gestations. J Ultrasound Med. 33(12):2187-92, 2014
Egic AS et al: Degree and rate of growth discordance in dichorionic twins conceived by in vitro fertilization. Obstet Gynecol Int. 2014:543728, 2014
Ratha C et al: An analysis of pregnancy outcome in dichorionic and monochorionic twins given special antenatal and intranatal care: a four-year survey. J Obstet Gynaecol India. 64(4):255-9, 2014
Alvarado EA et al: Selective termination in dichorionic twins discordant for congenital defect. Eur J Obstet Gynecol Reprod Biol. 161(1):8-11, 2012
Related Anatomy
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References
Tables
Tables
KEY FACTS
Imaging
Top Differential Diagnoses
Clinical Issues
Diagnostic Checklist
TERMINOLOGY
Abbreviations
Dichorionic (DC) diamniotic twins
Definitions
2 fetuses in separate chorionic sacs
2 amniotic sacs
2 yolk sacs (YS)
IMAGING
General Features
Ultrasonographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Image Interpretation Pearls
Selected References
Cimpoca B et al: Twin pregnancy with two live fetuses at 11-13 weeks: effect of one fetal death on pregnancy outcome. Ultrasound Obstet Gynecol. 55(4):482-8, 2020
Gulati N et al: Cause of intrauterine and neonatal death in twin pregnancies (CoDiT): development of a novel classification system. BJOG. 127(12):1507-15, 2020
Li L et al: Chromosomal abnormalities detected by karyotyping and chromosomal microarray analysis in twins with structural anomalies. Ultrasound Obstet Gynecol. 55(4):502-9, 2020
Louchet M et al: Delayed-interval delivery of twins in 13 pregnancies. J Gynecol Obstet Hum Reprod. 49(2):101660, 2020
Roman A et al: Physical examination-indicated cerclage in twin pregnancy: a randomized controlled trial. Am J Obstet Gynecol. 223(6):902.e1-11, 2020
Di Mascio D et al: Birthweight discordance and neonatal morbidity in twin pregnancies: a systematic review and meta-analysis. Acta Obstet Gynecol Scand. 98(10):1245-57, 2019
Gil MM et al: Screening for trisomies by cfDNA testing of maternal blood in twin pregnancy: update of The Fetal Medicine Foundation results and meta-analysis. Ultrasound Obstet Gynecol. 53(6):734-42, 2019
Khalil A et al: Consensus definition and essential reporting parameters of selective fetal growth restriction in twin pregnancy: a Delphi procedure. Ultrasound Obstet Gynecol. 53(1):47-54, 2019
D'Antonio F et al: Birth-weight discordance and neonatal morbidity in twin pregnancy: analysis of STORK multiple pregnancy cohort. Ultrasound Obstet Gynecol. 52(5):586-92, 2018
Ward PL et al: Single intrauterine death in twins: the importance of fetal order. Twin Res Hum Genet. 21(6):556-62, 2018
Carter EB et al: The impact of chorionicity on maternal pregnancy outcomes. Am J Obstet Gynecol. 213(3):390.e1-7, 2015
Committee Opinion No. 640: Cell-free DNA screening for fetal aneuploidy. Obstet Gynecol. 126(3):e31-7, 2015
Henry A et al: Pregnancy outcomes before and after institution of a specialised twins clinic: a retrospective cohort study. BMC Pregnancy Childbirth. 15:217, 2015
Rosner JY et al: Abnormal biochemical analytes used for aneuploidy screening and adverse pregnancy outcomes in twin gestations. Am J Perinatol. 32(14):1331-5, 2015
van de Mheen L et al: Pregnancy outcome after fetal reduction in women with a dichorionic twin pregnancy. Hum Reprod. 30(8):1807-12, 2015
Blumenfeld YJ et al: Accuracy of sonographic chorionicity classification in twin gestations. J Ultrasound Med. 33(12):2187-92, 2014
Egic AS et al: Degree and rate of growth discordance in dichorionic twins conceived by in vitro fertilization. Obstet Gynecol Int. 2014:543728, 2014
Ratha C et al: An analysis of pregnancy outcome in dichorionic and monochorionic twins given special antenatal and intranatal care: a four-year survey. J Obstet Gynaecol India. 64(4):255-9, 2014
Alvarado EA et al: Selective termination in dichorionic twins discordant for congenital defect. Eur J Obstet Gynecol Reprod Biol. 161(1):8-11, 2012
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