- Dating and viability - Ultrasound Care
- Ultrasound Scan Harley Street Book Your Appointment Online
- Obstetric ultrasound -- a comprehensive guide to ultrasound scans.
- Dating scans - BabyCenter Australia
Dating and viability - Ultrasound Care
The ideal time for a sonographer to assess the gestational age in the first trimester is between 7-10 weeks of pregnancy.
Ultrasound Scan Harley Street Book Your Appointment Online
An average length of the embryo at 7 weeks is anywhere between 5mm-12mm. Obviously, every pregnancy is unique and individual factors influence the size of the embryo at this early stage, and the embryo shows development week by week.
Obstetric ultrasound -- a comprehensive guide to ultrasound scans.
As the embryo matures to a foetus, individual genetics and growth factors influence its growth.
Dating scans - BabyCenter Australia
With maturity, the size of the baby correlates less to its age than in the early weeks.Dating ultrasound baby scan - Pregnancy and baby guide - NHS.
Dating scan images:
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