Prenatal congenital heart defects in southern China:detection rate and termination of preqnancy,2006-2016

Objective Congenital heart defect (CHD) is one of the most common birth anomalies with high morbidity and mortality. Previous studies of CHD mostly focus on the postnatal prevalence, mortality and successful rate of operation, etc. This study aimed to explore the detection rate of prenatal CHD and CHD factors that attribute to termination of pregnancy (TOP).