However, the upper end of the “discriminatory zone” has continued to be used as a guideline for determining when a normal gestational sac should be visible by ultrasound. It has been generally ...

A research team found that implementing point-of-care ultrasounds (POCUS) to assess the viability and gestational age of pregnancies in the first trimester enhanced care for pregnant patients and cut ...

[1] Macroglossia and abnormal facies ... they may serve as ultrasound markers. One study did identify an increase in the detection of fetal macroglossia with advancing gestational age.