Baby Development

How to Determine Gender in Ultrasound?

How to Determine Gender in Ultrasound?



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How to Determine Gender in Ultrasound?

As soon as the egg is fertilized by the sperm, the sex of the baby will be determined. However, parents are curious about the answer to the question “What will be the gender of my child? Ca for weeks.Obstetrics and Gynecology Specialist Op. Dr. Contact Alper directly tells about those who are curious about sex prediction on ultrasound.

As soon as the egg is fertilized by the sperm, the sex of the baby will be determined. The egg, the mother, has no role in determining this.

The sex of the male chromosome. Because the mother, the female, has XX chromosome structure and the father has XY chromosome structure. In this case, the X chromosome will always come from the mother. If the sperm from the father is X chromosome, the baby will be XX, so if the sperm carries Y chromosome, the baby will be born XY. male It will be.

fertilization in fact, the sex, which becomes apparent at the time it occurs, can only be understood from the outside by the development of the penis around the 11th week. Parallel to this sex of the baby Depending on the quality and resolution of the ultrasound device used, it can be seen theoretically from this week on. In practice, however, this is not always possible. Gender determination The most suitable period for 16-20 weeks.

Is There Any Sex Error in Ultrasound?

However, in one study, the sex of the infant was tried to be seen in 148 patients who were at 11-14 weeks of gestation and an estimate could be made in 132 of them. However, in the subsequent follow-up estimates, the estimates were accurate in 106 patients and the rest were in error. In other words, the sex is estimated infants the error rate for these weeks is 19.7%.

The sex was estimated to be correct in 85.3% of the babies of 200 women who were examined with three-dimensional ultrasound in the first trimester.

When the baby's posture is inappropriate, gender may not be seen until the end of pregnancy. Occasionally there may be errors in gender determination. When a baby is born, it is possible that it is a boy or vice versa, and this may cause unwarranted concerns in some families. Ultrasound It should be known that sex determination is not 100% and error it should always be remembered.


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