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Our conception date calculator provides you the best range of dates when you can get your NT scan done from your nearest prenatal screening centre.

Thus, NT scan is a very important milestone in a pregnancy. If the baby is screened positive in the NT scan and the accompanied blood test, other procedures like amniocentesis are further done to confirm the condition. Hence, this scan is taken between 11-14 weeks of pregnancy. The base of the baby’s neck is transparent till 14 weeks. While this is a common occurrence, babies with chromosomal or genetic abnormalities tend to have more than usual amount of fluid accumulated at the back of their neck during the first trimester. Nuchal translucency means the clear space in the tissue behind the baby’s neck. These procedures are done to screen your baby for Down’s syndrome and other chromosomal/genetic abnormalities. NT scan is usually accompanied by blood test. It is commonly called as the First trimester screening. Nuchal Translucency (NT) scan is an ultrasound screening test done around 12 weeks of pregnancy. Pregnancy Calculator Explanation: Best date range for NT scan This estimated date of conception can be used to estimate the baby’s due date and other important dates in your pregnancy. Similarly, our conception date calculator can estimate a probable date when you could have successfully conceived, assuming you have a regular cycle. To calculate a probable date of conception, your doctor may ask you for your last menstrual period and do some calculations. In some women, this even lasts upto 7 days. The fertile window is a 3-5 day period in every woman’s menstrual cycle when the chances of getting pregnant are the highest. However in case of natural conception, it is very difficult to figure out the exact date on which you could have conceived your little one.Ī woman can naturally conceive a baby only by having intercourse during her fertile window. In cases of in vitro fertilisation (IVF) or other assisted pregnancies, the exact date of conception is known or decided in advance. The conception date is the day on which your baby was conceived.