OverviewThis is a normal fetal ultrasound performed at 19 weeks gestation. Many health care providers like to have fetal measurements to verify the size of the fetus and to look for any abnormalities. This ultrasound is of a head measurement, indicated by the cross hairs and dotted lines.
Update Date 11/16/2014
Updated by: Cynthia D. White, MD, Fellow American College of Obstetricians and Gynecologists, Group Health Cooperative, Bellevue, WA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.