manifestations at first
By this name it is customary to understand a state when an embryo (or fetus) does not grow and does not develop and dies. Frozen pregnancy is also known as failed.
This can happen at different times, however, as a rule, it is observed at the beginning: 3-4 weeks and 7-11 weeks are considered critical.
Another dangerous period is from the 16th to the 18th week. Continue reading