What is the difference between 2D, 3D, 4D fetal ultrasound?

This is an automatically translated article.


Video content is professionally consulted by Resident Doctor, Master Ly Thi Thanh Nha - Department of Obstetrics and Gynecology - Vinmec Danang International General Hospital

One of the most widely used ultrasound applications is fetal ultrasound. Fetal ultrasound is a method that uses high-frequency sound waves to record images of the baby as well as the mother's genital organs such as uterus, ovaries, etc., in order to regularly monitor the development of the fetus. of the fetus as well as detecting abnormalities of the fetus or abnormalities of the mother so that early intervention can be given to minimize the impact.

2D fetal ultrasound, also known as 2 plane ultrasound, the acquired ultrasound image will be present on one plane, 2D fetal ultrasound is an indispensable procedure in antenatal care visits. Although 2D fetal ultrasound only carries black and white images, so it will be difficult to visualize for parents, but 2D fetal ultrasound is the safest pregnancy ultrasound technique and brings the most useful information to obstetricians. .
3D fetal ultrasound is an improvement of 2D fetal ultrasound, the image will add more spatial dimensions, so it is called 3D ultrasound, because it can build a 3D image, so parents can observe it on the screen. can see the baby's face, hands, feet, mouth... 3D fetal ultrasound is used by obstetricians and gynecologists in research techniques, to look for abnormalities in the fetus such as cleft lip, cleft palate, and ectopic pregnancy. umbilical cord, brain or heart defects in the baby.
4D fetal ultrasound is the image that is erected and the parents can see the movement of the image like a video tape and through that, the parents can observe the fetus, know the baby's little angel. What am I doing in my stomach?
In summary, whether it is a 2D or 3D, 4D pregnancy ultrasound, it is generally safe for both mother and baby because the mechanism of ultrasound is to use sound waves to recognize and display the images obtained on the screen. does not use ionizing radiation, so it is not harmful to health. In addition, conventional fetal ultrasound is a non-invasive method and does not use surgical procedures, so there is no risk of infection or scarring.

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