Generally speaking, placenta previa vaginal bleeding after a few days of good, that is to say that the effect of fetal preservation so far is OK.
After 28 weeks of pregnancy, the placenta is positioned lower than the prenatal part of the fetus, attached to the lower part of the uterus, and the lower edge reaches or covers the endocervical opening is called placenta previa. For those whose mid-pregnancy ultrasound examination reveals placenta previa, it is called placenta previa status.
The typical symptom of placenta praevia is repeated vaginal bleeding without cause and without pain in late pregnancy or at the time of labor. The time of occurrence of vaginal bleeding, the amount of bleeding, and the number of recurrences are related to the type of placenta previa.
If placenta previa is detected by ultrasound during pregnancy, it is necessary to consult a doctor in time and make a comprehensive judgment based on the amount of vaginal bleeding, gestational week, the number of deliveries, fetal position, whether there is shock, whether labor is imminent, whether the fetus is alive or not, and the type of placenta previa. Generally speaking, placenta previa vaginal bleeding after a few days of good, that is to say, the current effect of birth control is OK.