7 weeks without fetal heart bud with yolk sac

During pregnancy, if the fetal development speed is relatively slow, there may be 7 weeks without fetal heart embryo bud with yolk sac phenomenon, you can be admitted to hospital for reexamination about a week, if there is no fetal heart embryo bud may be caused by fetal arrest, you had better be admitted to hospital for examination, if diagnosed as fetal arrest, you can be admitted to hospital for treatment.