Teach you see b-ultrasonography during pregnancy

During pregnancy, pregnant women will 2-3 ultrasonic Checkup, do you really want to know what explanation of the various figures in the report? Hospital ultrasound examination report form generally include the following content: Fetal SAC, and fetal heart, fetal movements, placental and fetal head and amniotic fluid of the femur and spine. They explain what issues, under what conditions and what is abnormal about the case? Some reference provided here:

1, fetal SAC: only seen in early pregnancy fetal SAC. Its size, about 2 cm in diameter of 1.5 months \' gestation, about 5 cm is normal at 2.5 months. Fetal SAC location in uterine fundal, the former Wall, rear wall, upper and middle are normal; form a circle, ellipse, is clear for normal; such as fetal SAC to irregular shape, fuzzy, and locations in the lower, pregnant women have abdominal pain or bleeding at the same time, you may want to abortion.

2, fetal head: outlines full as normal, defects, deformation anomaly, cerebral midline shift and hydrocephalus-free-free is normal. Biparietal diameter version BPD representative, pregnancy to full term should meet 9.3 cm or more. As a general rule, after 5 months of gestation, the basic line with pregnancy month, that is, 28 weeks of gestation (7 months), BPD is about 7 cm, 32 weeks \' gestation (8 months), about 8 cm, and so on. After 8 months of gestation, average growth of about 0.2 cm is normal.

3, fetal heart:, strong as normal, none, weak as exceptions. Fetal heart rate between normal to 120-160 times per minute.

4, fetal movement:, strong as normal, none, weak may fetuses in her sleep, may also be unusual circumstances, comprehensive analysis in connection with other projects.

5, the placenta: location is to specify the position of the placenta in the uterine wall; placenta of normal thickness should be between 2.5-5 cm; calcification on a reporting form is divided into grade ⅲ, ⅰ levels of placental maturity early stage, ECHO u

niformity, in 30-32 week may see such changes; placenta class ⅱ said nearly mature; grade ⅲ prompted the placenta has matured. Near term, the more mature of the placenta, ECHO is not uniform.

6, the length of the femur: is the length of fetal thigh bone, its normal value with the corresponding month of pregnancy about BPD value 2-3 cm, for example, BPD is 9.3 cm, the length of the femur should be 7.3 cm; BPD 8.9 cm, the length of the femur should be 6.9 cm.