Fetal heartbeat can occur very quickly when a few buds are seen on ultrasound, but there are individual variations.
After ovulation, women who are preparing for pregnancy can have their blood HCG (human chorionic gonadotropin) level tested in about 10 days to confirm pregnancy. When the ultrasound examination suggests that a small amount of fetal buds are seen in about 40 days of menopause, the fetal heart can be seen very soon, but there may be individual differences, and when the embryo is not well developed, the fetal heart time may be delayed.
Ultrasound is an important test to confirm intrauterine pregnancy in early pregnancy, and can also understand the development of the embryo, regular menstrual cycle of women in 42 days after menopause ultrasound examination can see the fetal buds and fetal heart, when ultrasound examination to see the fetal buds but no fetal heart, but also according to the dynamic changes in progesterone and blood HCG levels to understand the development of the embryo and under the guidance of the doctor and then recheck.