[Retracted] Diagnostic Value of Abdominal B-Ultrasound for Congenital Heart Disease Complicated with Extracardiac Malformation in the Second Trimester of Pregnancy

Table 1

Diagnosis of 50 fetuses with congenital heart disease complicated with extracardiac malformation (n, %).

Type	Number of cases	Complicated with extracardiac malformation	Composition ratio (%)
Tetralogy of fallot	16	No	32
Right ventricular double exit	9	Space septal defect, pulmonary valve stenosis, mirror heart and aortic valve stenosis	18
Endocardial cushion defect	3	No	6
Transposition of great arteries	5	Space septal defect, pulmonary valve stenosis, mitral valve stenosis	10
Persistent arterial trunk	5	Space septal defect	10
Single atrium	3	No	6
Single ventricle	2	No	4
Atrial septal defect	3	No	6
Tricuspid valve downward deformity	4	Ventricular septal defect	8