Heart colour exceeds is to show the variety of a kind of function that makes to heart institute exceeds, the heart that also is a kind of OK and affirmatory person has the method of a kind of examination of healthy problem. And a lot of pregnant woman do not know he need not to need to do heart colour to exceed. Actually, it is under general situation, pregnant woman is not to need to do heart colour to exceed big, but to senile lying-in woman, have first the pregnant woman of anxiety, discrepant constant gravid history pregnant woman, still be necessary to do heart colour to exceed. The need below what circumstance introduces to do heart colour to exceed for everybody below!
One, the element of maternal side
1, the age is more than senile pregnant woman of 35 years old;
2, the mother contracts congenital heart disease;
3, go to already history in have unusually gravid history, if the embryo is dead inside palace, abortion, amniotic fluid overmuch or amniotic fluid is too little wait;