The yolk sac (YS) is the initial embryonic structure visible on ultrasound within the gestational sac (GS), typically ...

Previously, early pregnancy care was provided through separate appointments for ultrasound ... intervention for issues such as miscarriage or abnormal pregnancies. They found: The clinic saw ...

An ultrasound at this gestational age may be useful in screening for the presence of most structural anomalies. The majority of patients with an abnormal screening ultrasound agree to undergo a ...