Analysis of genetic testing in fetuses with congenital heart disease of single atria and/or single ventricle in a Chinese prenatal cohort

Table 3 Abnormal results of karyotyping in three groups

Case	MA	GA	Karyotype	Clinical CHD phenotypes	Postnatal outcome
1	35	23⁺³	Trisomy 18	SA, DORV, PA, AS	TP
2	36	22⁺⁶	Trisomy 21	SA	TP
3	43	20⁺¹	Trisomy 18	SA, HLHS	TP
4	31	29⁺³	Trisomy 13	SV, GVD, AVD	TP
5	22	25	46,XN,t(4; 11) (p16.3; p13)	SA	TP

SA Single atria, SV Single ventricle, MA Mean maternal age, GA Gestational age, TP Termination of pregnancy, DORV Double-outlet right ventricle, PA Pulmonary atresia, AS Aortic stenosis, HLHS Hypoplastic left heart syndrome, GVD Great vessel dysplasia, GVD Great vessel dysplasia, AVD Atrioventricular valve dysplasia

ISSN: 1471-2431