7 weeks of pregnancy, fetal bud 0.3, visible primitive cardiac pulsation

Seven weeks of pregnancy can see the original cardiac pulsation, indicating that the fetus is alive, there is no fetal arrest, the embryo bud 0.3 is smaller than the normal value, generally at this time the embryo bud is about 1 cm, this time period embryo growth and development speed is relatively fast, can go to the hospital for a period of time to review, if the embryo bud increases with gestational age is normal.