According to understand, congenital heart disease is about 8%--12% in our newborns, among them, the congenital heart disease that complex, current treatments still cannot achieve good therapeutic effect or of easily early death after birth is about 20%, which is one of the death reason in newborns and childhood.

Experts point out that use medical Ultrasound scanner to check fetal’ heart can avoid many serious complex abnormalities fetal to born, and those lighter heart abnormalities, if prenatal can get the diagnosis and make necessary security measures, the newborn after birth would get treatment in time. She says that ultrasound examination for fetal heart is usually divided into two steps. The first step is having preliminary screening for fetal heart when pregnant women in conventional ultrasonic inspection, it is about 14-20 weeks in pregnancy, which proceed by professional physicians for obstetric ultrasound. After problems were found then entering the second step of special inspection for fetal echocardiogram which performed by professional training cardiovascular ultrasound doctors and about 18 to 28 weeks between pregnancy.

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