How long can be pregnant B ultrasonic examination come out

summary

Pregnancy should be a necessary way for many women in their lives. When they are pregnant, they often need to have some big and small examinations. In particular, B ultrasound is an important means to check whether children have. Now let's introduce how long we are pregnant, B-ultrasound can check out.

How long can be pregnant B ultrasonic examination come out

First: menopause, women of childbearing age with sexual life history, menstruation expired for 10 days or more, should be suspected of pregnancy. Menopause may be the earliest and most important symptom of pregnancy. But need to pay attention to menopause is not necessarily pregnancy. Early pregnancy reaction about half of women in menopause about 6 weeks appear chills, dizziness, fatigue, drowsiness, salivation, loss of appetite, etc., will disappear after a long time.

Second: B-mode ultrasound imaging is often called B-ultrasound, is to check early pregnancy fast and accurate method. In the enlarged uterine contour, a round halo from the amniotic sac is seen. Pregnancy ring can be seen as early as 5 weeks of gestation. If there is rhythmic fetal heart beat and fetal movement in the pregnancy ring, it can be diagnosed as early pregnancy and live fetus.

Third: under normal circumstances, at 4 weeks of pregnancy, the gestational sac can be found by negative ultrasound, at 5 weeks of pregnancy, the gestational sac can be seen by B ultrasound, and at 6 weeks of pregnancy, the embryo and fetal heart beat can be seen. From the first day of the last menstruation, about 14 days is the ovulation period, roommates may be pregnant. Her last menstruation is around February 26, March 12 is a dangerous period, B-ultrasound is an important indicator.

matters needing attention

Pregnant women if checked out with B ultrasound, it is necessary to pay more attention to their usual behavior, to pay more attention to rest, not tired of themselves.