How long can pregnancy detect twins?

summary

In women's pregnancy stage, many people will check to determine the baby's gender. Of course, when the pregnancy reaches a certain stage, it can also be detected whether it is twins by technical means. Therefore, this paper will share the problem of how long the pregnancy can be detected whether it is twins.

How long can pregnancy detect twins?

First of all: Generally speaking, pregnant six weeks can know whether twin or not. Because after three or four weeks of pregnancy, the fetal heart began to beat, but at first it was slow, only 60 or 70 times a minute. At this time, the heart beat was very weak. By the time of six months, we could know whether it was twins by testing the fetal heart rate

Second: Twins generally 42 days after pregnancy, can be detected by B ultrasound gestational sac and can determine whether twins. In fact, the specific time that can be detected varies from person to person. However, it should be noted that the longest time is not more than two months.

Finally: generally, the urine pregnancy test can be positive in more than 30 days of pregnancy. The time of B-ultrasound can see the gestational sac in the uterine cavity is about 40 days of pregnancy. Generally, the fetal heart beat can be seen in more than 50 days of pregnancy. If twins are pregnant, two fetal hearts and fetal buds can be seen in about 50 days of pregnancy.

matters needing attention

After knowing how long to be pregnant to detect whether it is twins, women should also pay attention to rest on time during pregnancy, and pay attention to nutrition.