B ultrasonic single show early pregnancy how to return a responsibility?

summary

The last secret the hospital wants you to know: how to predict the baby's gender? We all know that unless there are special reasons, the hospital forbids to use B-ultrasound to test the sex of the fetus, including pregnant women who refuse to answer questions. If all pregnant women have to do B-ultrasound now, the doctor knows to give birth to boys and girls, but she won't tell you what happened when B-ultrasound only shows early pregnancy? Let's talk about it.

B ultrasonic single show early pregnancy how to return a responsibility?

Fetal heart rate: with, strong for normal, no, weak for abnormal. The normal fetal heart rate is 120-160 beats per minute.

Fetal sac: fetal sac is only seen in early pregnancy. Its size is about 2 cm in diameter at 1.5 months of gestation and 5 cm at 2.5 months of gestation. The position of fetal sac in the fundus, anterior wall, posterior wall, upper part and middle part of uterus is normal; The shape of round, oval and clear is normal; If the fetal sac is irregular, fuzzy, and located in the lower part, pregnant women with abdominal pain or vaginal bleeding, may have to abortion.

Fetal head: intact contour is normal, defect and deformation are abnormal, midline displacement and hydrocephalus are normal. BPD stands for biparietal diameter of fetal head, which should reach 9.3 cm or more at term. According to the general rule, after 5 months of pregnancy, it is basically consistent with the month of pregnancy, that is to say, the BPD is about 7.0 cm at 28 weeks of pregnancy (7 months), 8.0 cm at 32 weeks of pregnancy (8 months), and so on. After 8 months of pregnancy, the average weekly growth of about 0.2 cm is normal.

matters needing attention

Pregnant mothers should take good care of their children. When choosing hospitals, women should choose regular hospitals instead of blindly choosing them.