What reason is pregnant placenta small?

summary

If the pregnant mother is found to have placenta previa after pregnancy, it can be called high-risk pregnancy. Therefore, such a pregnant mother will be very worried. My sister is pregnant and went to have a prenatal examination a while ago. The doctor said that the B-ultrasound showed that my sister's placenta is low. My sister was very worried, so she asked the doctor. The doctor said not to worry too much, there should be no big problem. And give my sister some advice. What reason is pregnant placenta small? Today, I'd like to share with you some suggestions that the doctor gave my sister.

What reason is pregnant placenta small?

Generally, the cause of placenta previa is due to the damage of the female endometrium, especially the women who have undergone uterine fibroid surgery, artificial abortion or caesarean section during the birth of the previous fetus. The endometrium and grass-roots units have been damaged, resulting in poor local blood supply after pregnancy, but the fetus will consciously increase the area to get more nutrition, thus covering the cervix, Placenta previa is formed.

Under normal circumstances, the placenta should be attached to the inner posterior wall of the mother's uterus, or the anterior wall or the lateral wall, but what placenta is attached to the lower part of the mother's uterus or covered in the position of the cervical orifice, which is lower than the exposed part of the fetus, this situation is placenta previa.

Placenta previa is easy to cause massive hemorrhage in pregnant women, pregnant women with the second child, especially the first child is cesarean section, we must pay attention to the prenatal examination, clear whether they have placenta previa. Because after pregnancy, the growth rate of placenta will slow down, but the growth rate of uterus will speed up, the relative position of placenta and cervical orifice will change, and it is easy to have placenta and cervical dissection, which is the cause of massive hemorrhage in pregnant women with placenta previa.

matters needing attention

Put an end to all strenuous sports, such as running and jumping. You can't squat, bend, etc. Eat more nutritious food. It is suggested to do periodic pregnancy examination, if the placenta has been low, prone to premature birth. And should closely observe the condition, if there is a lot of bleeding, repeated bleeding, or has been in labor, it is necessary to consider the termination of pregnancy according to the situation.