For pregnant women, it is standard practice to get a general fetal ultrasound between 18 to 22 weeks of pregnancy. Ultrasound scans, which use high-frequency sound waves to show images of the fetus, placenta and amniotic fluid, help the doctor see how the baby is developing and detect possible birth defects. While ultrasounds can help … Continue reading Pediatric cardiology expert advises pregnant women to ask three questions about fetal ultrasounds