Early ultrasound gestational age dating

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Diagnostic ultrasound is a sophisticated electronic technology, which uses pulses of high frequency sound to produce an image.This imaging enables measurement of the fetus and estimation of the gestational age.The estimation of pregnancy dates is important for the mother, who wants to know when to expect the birth of her baby, and for her health care providers, so they may choose the times at which to perform various screening tests and assessments,such as serum screening, assessment of maturity, and induction of labor for postdate pregnancies.

This is because it is the longest portion of the embryo’s body and provides an ideal measurement baseline of growth and development.

Most often used during the early stages of pregnancy.

Standard Ultrasound – Traditional ultrasound exam which uses a transducer over the abdomen to generate 2-D images of the developing fetus .

The bright white circle center-right is the head, which faces to the left.

Features include the forehead at 10 o'clock, the left ear toward the center at 7 o'clock and the right hand covering the eyes at .

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