Dating ultrasound too early
A pregnancy can be seen from as early as 6 weeks from the first day of your last period (LMP) and not the date of conception.If you have had any bleeding or pain or any other symptoms then this scan will accurately confirm viability.
An ) provides reassurance in this very early stage of your pregnancy.
Most dating scans are done with a trans-abdominal transducer and a fullish bladder.
If the pregnancy is very early the gestation sac and fetus will not be big enough to see, so the transvaginal approach will give better pictures.
Other reasons to have a 7 week ultrasound are to: The embryo will be measured from the top of its head, the “crown” to its bottom or “rump”.
This is because it is the longest portion of the embryo’s body and provides an ideal measurement baseline of growth and development.