During an ultrasound, sound waves are bounced off the baby's bones and tissues to make an image showing ... usually are done between 18–20 weeks to examine the fetal anatomy and to confirm normal ...

which is almost always performed during the second trimester between 18 and 22 weeks. Also known as a level II ultrasound, this test is used to check in on how your baby and placenta is developing.

During the level II ultrasound, your doctor will examine your baby’s organs, brain ... Level II ultrasounds are typically recommended between 18 and 20 weeks of pregnancy. Your physician will be able ...

By the fetal ultrasound findings, respectively, syphilis could be suspected by bowed bones, trisomy 18 by overlapped fingers, Achard syndrome by arachnodactyly, VACTERL by scoliosis and distal ...