Twin pregnancy complicated with congenital Hemivertebra: report of two cases and literature review

Xu, Tingting; Wang, Xiaodong; Yu, Haiyan; Zhao, Fumin

doi:10.1186/s12884-020-03177-3

BMC Pregnancy and Childbirth

Table 1 The character of the included study

From: Twin pregnancy complicated with congenital Hemivertebra: report of two cases and literature review

Study ID	Maternal age (years)	Gravida	Para	Spontaneously conceived	Type of twin	Diagnose time	Gestational age (weeks)	Delivery method	Maternal complication	Pregnancy outcomes		affected hemivertebra	Side	Associated congenital abnormalities	karyotype
Sturm, P. F	NS	NS	NS	NS	monozygotic	11 months after delivery	35	VD	NO	Twin 1	Hemivertebra, alive	T7, T8	right	No	NS
Sturm, P. F	NS	NS	NS	NS	monozygotic	11 months after delivery	35	VD	NO	Twin 2	Hemivertebra, alive	T5, T6	left	No	NS
Benacerraf, B. R.	29	1	0	NS	NS	26 weeks	36	CS	PROM	Twin 1	Hemivertebra, alive	the upper lumbar vertebral bodies	NS	NS	NS
Benacerraf, B. R.	29	1	0	NS	NS	26 weeks	36	CS	PROM	Twin 2	Normal and alive			NS	NS
Benacerraf, B. R.	23	2	1	NS	NS	17 weeks	37	CS	PROM	Twin 1	Hemivertebra, alive	T9	NS	NS	NS
Benacerraf, B. R.	23	2	1	NS	NS	17 weeks	37	CS	PROM	Twin 2	Died at 17 weeks			NS	NS
Weisz, B.	37	2	1	ART	DCDA	15 weeks	NS	NS	NS	Twin 1	hemivertebra, selective termination	L3, L4	NS	single umbilical artery	(−)
Weisz, B.	37	2	1	ART	DCDA	15 weeks	NS	NS	NS	Twin 2	Normal and alive			single umbilical artery	(−)
Weisz, B.	30	1	0	Yes	DCDA	14 weeks	NS	NS	NS	Twin 1	Alive, no neuro deficit	L2	NS	NO	(−)
Weisz, B.	30	1	0	Yes	DCDA	14 weeks	NS	NS	NS	Twin 2	Normal and alive			NO	(−)
Kaspiris A	NS	NS	NS	NS	monozygotic	11 years old after birth	NS	NS	NS	Twin 1	incarcerated hemivertebrae, alive	Th6-Th10, Th 10-L2;	Left	a left thoracic scoliosis with an upper curve from Th6–10 and a lower curve Th10-L2 with a Cobb angle of 34°	NS
Kaspiris A	NS	NS	NS	NS	monozygotic	11 years old after birth	NS	NS	NS	Twin 2	incarcerated hemivertebrae, alive	Th9-L1	Left	a left thoraco lumbar scoliosis with a curve from Th9-L1 and a Cobb angle of 10°	NS
Our cases
No. 1	32	2	0	ART	DCDA	25+ weeks	37 + 1	CS	No	Twin 1	hemivertebra, selective termination	L1-L2	right	No	(−)
No. 1	32	2	0	ART	DCDA	25+ weeks	37 + 1	CS	No	Twin 2	Normal and alive			No	(−)
No. 2	32	3	0	ART	DCDA	25 + 3 weeks	37 + 1	CS	GDM	Twin 1	Hemivertebra, alive	Th11	left	No	(−)
No. 2	32	3	0	ART	DCDA	25 + 3 weeks	37 + 1	CS	GDM	Twin 2	Normal and alive			No	(−)

# NS Not specified, Th Thoracic, L Lumbar, PROM Premature rupture of membranes, DCDA Dichorionic diamniotic, MCDA Monochorionic diamniotic, MCMA Monochorionic monoamniotic, CS Cesarean section, VD Vaginal delivery, ART Assisted reproductive technology, GDM Gestational diabetes mellitus

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ISSN: 1471-2393

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