. 2015 Nov 12;33(1):27–32. doi: 10.1007/s10815-015-0611-2

Table 1.

Reports of high order (≥3) monochorionic pregnancies following ART in the literature to date

Publication	Zona pellucida breach			Embryonic stage	No of ET	Pregnancies conceived	Intervention	Outcome
Publication	ICSI	Assisted hatching	Embryo biopsy	Embryonic stage	No of ET	Pregnancies conceived	Intervention	Outcome
Salat-Baroux et al., 1994	No	No	No	Cleavage	4	MCTA triplets	Reduction	DCDA miscarriage
Salat-Baroux et al., 1994	No	No	No	Cleavage	4	DCDA twins	Reduction	DCDA miscarriage
Belaisch-Allart et al., 1995	No	No	No	Cleavage	3	MCTA triplets	Nil	Delivery ?weeks
Yakin et al., 2001	Yes	No	No	Blastocyst	3	MCTA triplets	Reduction	DCDA delivery 36 weeks
Yakin et al., 2001	Yes	No	No	Blastocyst	3	DCDA twins	Reduction	DCDA delivery 36 weeks
Ghulmiyyah et al., 2003	Yes	Yes	No	Blastocyst	2	MCTA triplets	Nil	CS at week 31
Ulug et al., 2004	Yes	Yes	No	Cleavage	3	MCTA triplets	Reduction	Singleton CS at week 38
	Yes	Yes	No	Cleavage	3	Singleton	Reduction	Singleton CS at week 38
	Yes	Yes	No	Cleavage	3	MCTA triplets	Nil	CS at week 34
Unger et al., 2004	Yes	No	No	Blastocyst	2	MCTA triplets	Reduction	Ongoing MCDA pregnancy 22 weeks
Unger et al., 2004	Yes	No	No	Blastocyst	2	MCDA twins	Reduction	Ongoing MCDA pregnancy 22 weeks
Zikopoulos et al., 2004	Yes	No	No	Blastocyst	2	MCTA triplets	Reduction	Ongoing MCDA pregnancy 20 weeks
Zikopoulos et al., 2004	Yes	No	No	Blastocyst	2	MCDA twins	Reduction	Ongoing MCDA pregnancy 20 weeks
Risquez et al., 2004	Yes	Yes	No	Cleavage	1	MCTA triplets	Nil	Ongoing pregnancy
Risquez et al., 2004	Yes	Yes	No	Cleavage	1	MCTA triplets	Nil	16 weeks
Jain et al., 2004	No	No	No	Blastocyst	2	MCTA triplets	Nil	Ongoing pregnancy 7 weeks
Henne et al., 2005	No	No	No	Blastocyst	2	MCTA triplets	Termination
Yanaihara et al., 2007	No	No	No	Blastocyst	1	MCTA triplets	Termination
Lee et al., 2008	Yes	No	No	Blastocyst	1	MCTA triplets	Nil	CS at 33 weeks
Faraj et al., 2008	No	No	No	Blastocyst	1	MCTA triplets	Nil	CS at 32 weeks
Pantos et al., 2004	Yes	Yes	No	Day 4	3	MCTA triplets	Reduction	Singleton CS at 38 weeks
Pantos et al., 2004	Yes	Yes	No	Day 4	3	singleton	Reduction	Singleton CS at 38 weeks
Haimov-Kochman et al., 2009	Yes	No	Yes	Day 4	3	MCTA triplets	Reduction	Singleton delivery at 38 weeks
Haimov-Kochman et al., 2009	Yes	No	Yes	Day 4	3	singleton	Reduction	Singleton delivery at 38 weeks
Liu et al., 2010	No	No	No	Cleavage	2	MCQA	Nil	Miscarriage
Gurunath et al., 2015	No	No	No	Blastocyst	2	MCTA	Termination
Saravelos et al., 2015	Yes	No	Yes	Day 4	1	MCQA	Reduction	MCDA CS at 35 + 6 weeks
Saravelos et al., 2015	No	No	No	Blastocyst	1	MCTA	Reduction	Ongoing MCDA pregnancy

ET embryos transferred, CS caesarean section, DCDA dichorionic diamniotic, MCDA monochorionic diamniotic, MCTA monochorionic triamniotic