What is 3D and 4D Ultrasound during Pregnancy? 3-Dimensional ultrasound and 4-Dimensional ultrasound are obstetric ultrasound procedures that provide clearer insights into the developing fetus than ...

Diagnostic Medical Sonographer Lynn Hays has performed thousands of ultrasounds over the past eight years. She has seen the images on her screen change drastically when two-dimensional pictures were ...

Ultrasound scans increase the chances of a successful pregnancy. An ultrasound scanning or sonography is the technique used by doctors to view the organs and muscles of an unborn baby during pregnancy ...

We derived the ratio of the lengths of the index and ring fingers (2D : 4D), and right minus left 2D : 4D (Δ r−l) from digit lengths measured from photocopies of participants’ hands collected during a ...