Does chorionicity or zygosity predict adverse perinatal outcomes in twins? Am J Obstet Gynecol 2002 Mar;186(3):579-583.
The epidemiology of multiple births in Europe. In: Keith LG, Papiernik E, Keith DM, Luke B, editors. Multiple pregnancy: epidemiology, gestationa and perinatal outcome. New York: Parthenon; 1995. p. 145-162.
Management of multiple pregnancy. Donald School J Ultrasound in Obstet Gynecol 2009;3(3):45-49.
Diagnosis and management of heterokaryotypic monochorionic twins. Am J Med Genet A 2006 Feb 1;140(3):272-275.
The phenomenon of monozygosity. In: Blickstein I, Keith LG, editors. Multiple pregnancy. Epidemiology, gestation and perinatal outcome. Oxon, UK: Taylor and Francis; 2005 p. 201-213.
Monozygotic twins discordant for trisomy 21. Am J Med Genet 1982;11(2):143-146.
Discordant sex in one of three monozygotic triplets. J Med Genet 1985;22(1):6-11.
Sexual discordance in monozygotic twins. Am J Med Genet 1990;37(4):551-557.
Prenatal diagnosis of heterokaryotypic mosaic twins discordant for fetal sex. Prenat Diagn 2000;20(12):999-1003.
Monozygotic twins of opposite sex. Cytogenet Cell Genet 2000;91(1-4):293-295.
Phenotypic and genotypic variability in monozygotic triplets with Turner syndrome. Clin Genet 1998;54(1):56-59.
Identical' twins with discordant karyotypes. Prenat Diagn 1999;19(1):72-76.
Prenatal diagnosis in twin gestations. Semin Perinatol 2012 Jun;36(3):169-174.
Prenat Diagn 1999;19(9):97-99.
Calculated risk of chromosomal abnormalities in twin gestations. Obstet Gynecol 1990;76(6):1037-1041.
Prenatal determination of chorionicity and zygocity. In: Ward RH, Whittle W, editors. Multiple Pregnancy. London: RCOG Press; 1995. p. 56-66.
Down syndrome screening in multiple pregnancies. Obstet Gynecol Clin North Am 2005;32(1):81-96.
Midtrimester genetic amniocentesis in twin pregnancy and the risk of fetal loss. J Obstet Gynaecol Can 2006 Jun;28(6):512-518.
Pregnancy loss rate after mid-trimester amniocentesis in twin pregnancies. Am J Obstet Gynecol 2009 Mar;200(3):257.e1-6.
Anomalous developmnt in twins. In: Pathology of multiple pregnancies. New York: Springer-Verlag; 1994. p. 169-197.
Congenital anomalies in twins. Semin Perinatol 1986;10:50-64.
Congenital anomalies in twins. Baillieres Clin Obstet Gynaecol 1987;1(3):697-721.
Prenatal screening for and diagnosis of aneuploidy in twin pregnancies. J Obstet Gynaecol Can 2011 Jul;33(7):754-767.
Genetic amniocentesis in twin gestations. Am J Obstet Gynecol 1980;15;138(2):169-174.
Dye use during amniocentesis and birth defects. Lancet 1993;341 (8856): 1352.
Intestinal obstruction in babies exposed in utero to methylene blue. Lancet 1990;336(8725):1258-1259.
Fetal death after exposure to methylene blue dye during mid-trimester amniocentesis in twin pregnancy. Prenat Diagn 1996;16(1):39-47.
Unfavorable neonatal outcome after intraamniotic injection of methylene blue. Obstet Gynecol 1983;61(Suppl.3):35S-37S.
The dangers of intra-amniotic methylene blue. Br J Obstet Gynaecol 1992;99(2):89-90.
Jejunal atresia related to the use of methylene blue in genetic amniocentesis in twins. Br J Obstet Gynaecol 1992 Feb;99(2):141-143.
Methylene-blue-induced hemolytic anemia in a neonate. Can Med Ass J 1987;136(5):503-504.
Second-trimester amniocentesis vs chorionic villus sampling for prenatal diagnosis in multiple gestations. Ultrasound Obstet Gynecol 2002;20(5):476-481.
Prenatal diagnosis in multiple pregnancy. Baillieres Best Pract Res Clin Obstet Gynaecol 2000;14(4):663-675.
Invasive diagnostic procedures in twin pregnancies. Prenat Diagn 2005;25(9):751-758.
Single-needle insertion in twin amniocentesis. J Ultrasound Med 1990;9(9):511-517.
Pseudomonoamniotic twins with cord entanglement following genetic funipuncture. Obstet Gynecol 1991;78(5 Pt 2):915-917.
Genetic amniocentesis in biamniotic twin pregnancies by a single transabdominal insertion of the needle. Prenat Diagn 1995;15(1):17-19.
Single-needle insertion: an alternative technique for early second-trimester genetic twin amniocentesis. Fetal Diagn Ther 1995;10(3):178-181.
Rapid prenatal diagnosis of aneuploidies and zygosity in multiple pregnancies by amniocentesis with single insertion of the needle and quantitative fluorescent PCR. Prenat Diagn 2003;23(8):629-633.
Single uterine entry for genetic amniocentesis in twin pregnancies. Ultrasound Obstet Gynecol 1996;7(1):26-31.
Twin chorionicity and the risk of adverse perinatal outcome. Int J Gynaecol Obstet 2007;96(2):98-102.
New technique for genetic amniocentesis in twins. Obstet Gynecol 1992;79(2):304-307.
Increased risk of abortion after genetic amniocentesis in twin pregnancies. Prenat Diagn 1983;3(2):83-89.
Genetic amniocentesis in twin pregnancies. Br J Obstet Gynaecol 1988;95(4):323-326.
Prenatal diagnosis in multiple gestation: 20 years’ experience with amniocentesis. Prenat Diagn 1991;11(4):263-270.
Multifetal pregnancy reductions of triplets to twins: comparison with nonreduced triplets and twins. Am J Obstet Gynecol 1999;180(5):1268-1271.
Genetic amniocentesis in twin pregnancies: results of a multicenter study of 529 cases. Ultrasound Obstet Gynecol 1992;2(1):6-10.
The risk of second-trimester amniocentesis in twin gestations: a case-control study. Am J Obstet Gynecol 1993;169(4):1013-1016.
Risk of fetal loss in twin pregnancies undergoing second trimester amniocentesis. Obstet Gynecol 2001;98:231-234.
Genetic amniocentesis following multifetal pregnancy reduction does not increase the risk of pregnancy loss. Prenat Diagn 1998;18(2):186-188.
Amniocentesis after multifetal pregnancy reduction: is it safe? Am J Obstet Gynecol 2000;182(4):962-965.
Pregnancy loss after chorionic villus sampling and genetic amniocentesis in twin pregnancies: a systematic review. Ultrasound Obstet Gynecol 2012 Aug;40(2):128-134.
Randomized clinical trial of transabdominal vs transcervical chorionic villus sampling methods. Prenat Diagn 1991;11(5):285-293.
The risk and efficacy of chorionic villus sampling in multiple gestations. Prenat Diagn 1992;12:377-384.
Outcome of twin gestations after first trimester chorionic villus sampling. Obstet Gynecol 2000;96:714-720.
Assessment of fetal status in multiple gestation pregnancies using interphase FISH. Prenat Diagn 2001;21:196-199.
The challenge of prenatal diagnosis in twin pregnancies. Curr Opin Obstet Gynecol 2000;12(2):87-92.
Invasive diagnostic procedures in twin pregnancies. Prenat Diagn 2005;25(9):751-758.
The risk and efficacy of chorionic villus sampling in multiple gestations. Prenat Diagn 1992;12(5):377-384.
Invasive techniques for fetal diagnosis in multiple pregnancy. Int J Gynaecol Obstet 1991;34(4):309-314.
Multiple Pregnancy under Ultrasound Umbrella. Donald School Journal of Ultrasound in Obstetrics and Gynecology. 2011 July-Sep;5(3): 219-230.
Twin-twin transfusion syndrome. Am J Obstet Gynecol 2013 Jan;208(1):3-18.
Staging of twin-twin transfusion syndrome. J Perinatol 1999 Dec;19(8Pt 1):550-555.
Early prediction of severe twin to-twin transfusion syndrome. Hum Reprod 2000;15(9):2008-2010.
The role of ultrasound examination in the first trimester and at 16 weeks' gestation to predict fetal complications in monochorionic diamniotic twin pregnancies. Am J Obstet Gynecol 2008;199(5):493.e1-7.
Increased nuchal translucency thickness at 10-14 weeks of gestation as a predictor of severe twin-to-twin transfusion syndrome. Ultrasound Obstet Gynecol 1997;10(2):86-89.
Discordance in nuchal translucency thickness in the prediction of severe twin-to-twin transfusion syndrome. Ultrasound Obstet Gynecol 2007;29(5):527-532.
Discordance in nuchal translucency measurements in monochorionic diamniotic twins as predictor of twin to-twin transfusion syndrome. Twin Res Hum Genet 2009;12(6):605-610.
Ductus venosus Doppler at 11 to 13 weeks of gestation in the prediction of outcome in twin pregnancies. Obstet Gynecol 2009;113(4):860-865.
Screening for twin-twin transfusion syndrome at 11-14 weeks of pregnancy: the key role of ductus venosus blood flow assessment. Ultrasound Obstet Gynecol 2010;35(2):142-148.
Discordant placental echogenicity: a novel sign of impaired placental perfusion in twin-twin transfusion syndrome? J Matern Fetal Neonatal Med 2010;23(1):103-106.
Placental markers of twin-to-twin transfusion syndrome in diamniotic-monochorionic twins: a morphometric analysis of deep artery-to-vein anastomoses. Placenta 2010;31(4):269-276.
Endothelin concentrations in monochorionic twins with severe twin-twin transfusion syndrome. Hum Reprod 1999;14(6):1614-1618.
Endoscopic laser surgery versus serial amnioreduction for severe twin to twin transfusion syndrome. N Engl J Med 2004;351(2):136-144.
Long-term developmental follow-up of infants who participated in a randomized clinical trial of amniocentesis vs laser photocoagulation for the treatment of twin-to-twin transfusion syndrome. Am J Obstet Gynecol 2010;203(5):444.e1-7.
A prospective, randomized, multicenter trial of amnioreduction vs selective fetoscopic laser photocoagulation for the treatment of severe twin-twin transfusion syndrome. Am J Obstet Gynecol 2007;197(4):396.e1-9.
Incidence and impact of perioperative complications in 175 fetoscopy guided laser coagulations of chorionic plate anastomoses in fetofetal transfusion syndrome before 26 weeks of gestation. Am J Obstet Gynecol 2005;193(3–Part 2):1110-1116.
Endoscopic laser coagulation in the management of severe twin-to-twin transfusion syndrome. Br J Obstet Gynaecol 1998;105(4):446-453.
Endoscopic laser coagulation of placental anastomoses in 200 pregnancies with severe mid-trimester twin-to-twin transfusion syndrome. Eur J Obstet Gynecol Reprod Biol 2000;92(1):135-139.
Stage-related outcome in twin-twin transfusion syndrome treated by fetoscopic laser coagulation. Obstet Gynecol 2006;108(2):333-337.
Fetoscopic laser coagulation for severe twin-to-twin transfusion syndrome: factors influencing perinatal outcome, learning curve of the procedure and lessons for new centers. BJOG 2010;117(11):1350-1357.
Sequential selective laser photocoagulation of communicating vessels in twin-twin transfusion syndrome. J Matern Fetal Neonatal Med 2007;20(10):763-768.
Outcome for children born after in utero laser ablation therapy for severe twin-to-twin transfusion syndrome. BJOG 2001;108(12):1246-1250.
Long-term neurodevelopmental outcome after intrauterine laser treatment for severe twin-twin transfusion syndrome. Am J Obstet Gynecol 2003;188(4):876-880.
Long-term neurodevelopmental outcome of 167 children after intrauterine laser treatment for severe twin-twin transfusion syndrome. Am J Obstet Gynecol 2006;194(2):303-308.
Neurodevelopmental outcome at 2 years in children born preterm treated by amnioreduction or fetoscopic laser surgery for twin-to twin transfusion syndrome: comparison with dichorionic twins. Am J Obstet Gynecol 2009;201(3):291.e1-5.
Risk factors for neurodevelopment impairment in twin-twin transfusion syndrome treated with fetoscopic laser surgery. Obstet Gynecol 2009;113(2–Part 1):361-366.
Estimation of iatrogenic monozygotic twinning rate following assisted reproduction: pitfalls and caveats. Am J Obstet Gynecol 2005;192(2):365-386.
Monozygotic twinning associated with assisted reproductive technologies: a review. Reproduction 2008;172(4):377-386.
Monochorionicity in perspective. Ultrasound Obstet Gynecol 2006;27(3):235-238.
Pathology of twin placentas with special attention to monochorionic twin placentas. J Clin Pathol 2008;61(12):1247-1253.
Longitudinal blood flow in shared (arteriovenous anastomoses) and non-shared cotyledons in monochorionic placentae. Placenta 2007;28(5-6):516-522.
Doppler for artery-artery anastomosis and stage-independent survival in twin-twin transfusion. Obstet Gynecol 2004;103(6):1174-1180.
Placental vascular anastomoses visualized during fetoscopic laser surgery in severe mid-trimester twin-twin transfusion syndrome. Placenta 2001;22(10):876-881.
Twin-to-twin transfusion syndrome: role of the fetal reninangiotensin system. Am J Pathol 2000;156(2):629-636.
The basic and clinical science of twin-twin transfusion syndrome. Placenta 2009;30(5):379-390.
The placenta contributes to activation of the renin angiotensin system in twin-twin transfusion syndrome. Placenta 2008;29(8):734-742.
Diagnosis and management of twin to twin transfusion syndrome. Ian Donald School J Ultrasound in Obstet Gynecol 2012 July-Sep;6(3):286-289.
Twin transfusion syndrome: successful in utero treatment with digoxin. Int J Gynaecol Obstet 1985 Jun;23(3):197-201.
Treatment of twin-twin transfusion syndrome by laser and digoxin. Biophysical and angiographic evaluation. Fetal Diagn Ther 1998 May-Jun;13(3):141-146.
Controlled fetal blood-letting of the recipient twin as a new method for the treatment of severe twin-twin transfusion syndrome: preliminary results. Ultrasound Obstet Gynecol 2001 Dec;18(6):666-668.
A randomized trial of amnioreduction versus septostomy in the treatment of twin-twin transfusion syndrome. Am J Obstet Gynecol 2005;193(6):701-707.
Fetal urine and amniotic fluid in monochorionic twins with twin-twin transfusion syndrome: simulations of therapy. Am J Obstet Gynecol 2001 Oct;185(4):996-1003.
Ultrasound-guided umbilical cord occlusion using bipolar diathermy for Stage III/IV twintwin transfusion syndrome. Prenat Diagn 2002 Jan;22(1):70-76.
Amniocentesis in treatment of acute polyhydramniosis in twin pregnancies. Acta Obstet Gynecol Scand 1985;64(6):537-539.
Uterine artery blood flow response to correction of amniotic fluid volume. Am J Obstet Gynecol 1995 Aug;173(2):502-507.
Endoscopic laser surgery versus serial amniocenteses in the treatment of severe twin-twin transfusion syndrome. Am J Obstet Gynecol 1999 Mar;180(3 Pt 1):717-724.
Hypothesis: the placental ‘steal’ phenomenon—a possible hazard of amnioreduction. Fetal Diagn Ther 2006;21(3):302-306.
Specific complications of monochorionic twin pregnancies: twintwin transfusion syndrome and twin reversed arterial perfusion sequence. Semin Fetal Neonatal Med 2010;15(6):349-356.
Interventions for twin-twin transfusion syndrome: a Cochrane review. Ultrasound Obstet Gynecol 2008;31:701-711.
Twin-to-twin transfusion syndrome: what nurses need to know. Nurs Womens Health 2009 Jun;13(3):224-232.
Amnioreduction versus septostomy in twin-twin transfusion syndrome. Am J Obstet Gynecol 2001;185(5):1044e7
Managing twins discordant for fetal anomaly. Prenat Diagn 2005 Sep;25(9):766-771.
Single intrauterine death in monochorionic twin pregnancies. Ultrasound Obstet Gynecol 1999;14(5):297-301.
High failure rate of umbilical vessel occlusion by ultrasound-guided injection of absolute alcohol or enbucrilate gel. Prenat Diagn 1999;19(6):527-532.
Cord occlusion techniques for selective termination in monochorionic twins. J Perinat Med 1999;27(5):327-338.
Umbilical cord coagulation by operative microendoscopy at 16 weeks' gestation in an acardiac twin. Ultrasound Obstet Gynecol 1997;10(2):130-132.
Fetoscopic neodymium: YAG laser occlusion of placental vessels in severe twin-twin transfusion syndrome. Obstet Gynecol 1990 Jun;75(6):1046-1053.
Selective vs non-selective laser photocoagulation of placental vessels in twin-to-twin transfusion syndrome. Ultrasound Obstet Gynecol 2000;16(3):230-236.
Residual vascular communications in twin-twin transfusion syndrome treated with sequential laser surgery: frequency and clinical implications. Placenta 2010;31(7):611-614.
Sequential selective laser photocoagulation of communicating vessels in twin-twin transfusion syndrome. J Matern Fetal Neonatal Med 2007;20(10):763-768.
Laser therapy of twin-to-twin transfusion syndrome in triplet pregnancies. Ultrasound Obstet Gynecol 2010;35(1):71-74.
Outcomes in a cohort of patients with stage I twinto-twin transfusion syndrome. Ultrasound Obstet Gynecol 2010;36(1):48-51.
Survival outcomes of twin-twin transfusion syndrome in stage I: a systematic review of the literature. Am J Perinatol 2012 July 26;1.
Immediate outcome of twin-twin transfusion syndrome following selective laser photocoagulation of communicating vessels at the NSW fetal therapy center. Aust N Z J Obstet Gynaecol 2010;50(2):112-119.
Twin-twin transfusion syndrome: anethics-based and evidence-based argument for clinical research. Am J Obstet Gynecol 2010 Jul;203(1):3-16.
Outcome prediction in monochorionic diamniotic twin pregnancies with moderately discordant amniotic fluid. Ultrasound Obstet Gynecol 2011 Jan;37(1):15-21.
Incidence and clinical implications of early inadvertent septostomy after laser therapy for Twin-Twin Transfusion Syndrome. Ultrasound Obstet Gynecol 2011;37(4):458-462.
Intrauterine fetal demise following laser treatment in twin-to-twin transfusion syndrome. BJOG 2006;113(5):590-594.
Preoperative predictors of death in twin-to-twin transfusion syndrome treated with laser ablation of placental anastomoses. Am J Obstet Gynecol 2010;203(4):388.e1-11.
Validation of Quintero stage III sub-classification for twin-twin transfusion syndrome based on visibility of donor bladder: characteristic differences in pathophysiology and prognosis. Ultrasound Obstet Gynecol 2008;32(6):813-818.
Improved recipient survival with maternal nifedipine in twin-twin transfusion syndrome complicated by TTTS cardiomyopathy undergoing selective fetoscopic laser photocoagulation. Am J Obstet Gynecol 2010;203(4):397e1-9.
Assessment of fetal cardiac function before and after therapy for twin-to-twin transfusion syndrome Am J Obstet Gynecol 2009;200(4):400.e1-7.
Effect of selective fetoscopic laser photocoagulation therapy for twin-twin transfusion syndrome on pulmonary valve pathology in recipient twins. Ultrasound Obstet Gynecol 2011;37(1):27-33.
Long-term cardiac follow up of severe twin to twin transfusion syndrome after intrauterine laser coagulation. Heart 2006;92(1):95-100.
Prognosis and long-term neurodevelopmental outcome in conservatively treated twin-to-twin transfusion syndrome. BMC Pregnancy Childbirth. 2011 Apr 22;11:32
Accurate neurosonographic prediction of brain injury in the surviving fetus after the death of a monochorionic co twin. Ultrasound Obstet Gynecol 2006;27(5):517-521.
Diffusion weighted magnetic resonance imaging of acute hypoxic-ischemic cerebral lesions in the survivor of a monochorionic twin pregnancy: case report. Ultrasound Obstet Gynecol 2007;29(4):453-456.
Transfusional fetal complications after single intrauterine death in monochorionic multiple pregnancy are reduced but not prevented by vascular occlusion. BJOG 2009;116(6):804-812.
Incidence, mechanisms, and patterns of fetal cerebral lesions in twin-to-twin transfusion syndrome. J Matern Fetal Neonatal Med 2007;20(8):589-597.