**The best fetal sex determination center** The desire of parents when determining the gender of their fetus is a constant issue. This level of happiness can be seen in all people. But in which week of pregnancy is the right time to determine the gender of the fetus? Is it possible to determine the gender at the same time with ultrasound in the first trimester of pregnancy? ### ### **The best time for gender determination ultrasound** The best time to perform an ultrasound to determine the gender is after a week. But this does not mean that gender determination is not possible before this time. Sometimes, due to the proper placement of the fetus and other cases, the gender of the fetus can be determined in the screening of the first trimester of pregnancy at the same time as nt ultrasound. But the best time is between the 16th and 19th week. ### **Factors that lead to problems in gender determination:** Sometimes there may be a possibility of **error in gender determination ultrasound**, some of these cases will be examined below. #### **multiples** If you are carrying more than one fetus, it may be difficult to determine the gender of one or both fetuses, and due to their placement, this gender determination can be difficult. #### **Maternal excess weight** If the mother's weight is high, which is out of the normal state, it may cause problems in determining the gender of the fetus. #### **beginning of pregnancy** At the beginning of pregnancy, **gender determination ultrasound** may be wrong. It is better to do this at the announced time and avoid repeated ultrasounds at the beginning of pregnancy in order to determine the gender of your fetus. #### **Sex determination in the last weeks of pregnancy** At this stage, due to the complete development of all the fetal body parts, it may not be possible to observe some parts and determine the gender of the fetus easily. ### **Is ultrasound done during pregnancy only to determine gender?** No, one of the goals of pregnancy ultrasound is to determine the gender of the fetus. Various ultrasounds are performed during pregnancy. Some essential ultrasounds in pregnancy: - Pregnancy diagnosis ultrasound - Ultrasound of the first trimester of pregnancy - Ultrasound of the second trimester of pregnancy - Ultrasound of the third trimester of pregnancy These ultrasounds are performed in order to observe the condition of the fetus, check the health of the fetus, etc., and it is not only for gender determination. You should note that in order to perform a good ultrasound, you should go to an accurate ultrasound center so that they can examine you with high precision. The higher the skill of the rheologist and the newer the device and equipment. As a result, a more accurate ultrasound is obtained. **Communications with Dr. Saif Ultrasound Center Contact numbers: 88553310, Address: Tehran, Yusuf Abad, Fathi Shaghaghi St., between Chehelston and Biston, No. 74, Shaghaigh Radiology and Ultrasound Page sonography of Dr. Saif** **When is ultrasound most often performed?** When the mother has high blood sugar, she needs to be examined more. When the fetus is twin. If there are problems such as spotting, bleeding, excessive secretions, etc., more investigations are needed. If the movements of the fetus decrease, it should be investigated. ### **Does ultrasound have complications?** No, due to the use of sound waves and the absence of radiation in ultrasound, there are no complications for the fetus and the mother.