List seven features that one should attempt to identify by first trimester ultrasound in a patient with a normal pregnancy.

List seven features that one should attempt to identify by first trimester ultrasound in a patient with a normal pregnancy.

1. Gestational sac
2. Yolk sac
3. Embryo
4. Cardiac activity
5. CRL (crown rump length)
6. Uterine anatomy
7. Adnexal abnormalities