Before you even know the gender of your baby, you are likely feeling so bonded and attached to the soul growing inside of your body. - BabyCenter Australia NT scan was beautiful and now this. The syndrome can affect different stages of language, physical, and social development. Genetic material, or DNA, is contained in tiny structures called chromosomes found inside the body's cells. Any advice?? Klinefelter or XXY syndrome is a genetic disease that causes babies to be born with an extra X chromosome. For example, an egg or sperm cell may gain an extra copy of the X chromosome as a result of nondisjunction. It happens when a boy is born with an extra sex chromosome in most or all of his cells. But when the egg or sperm cell is developing, there could be errors, which can result in a fetus having 47 chromosomes instead of 46. Females have an XX pair of sex chromosomes, and males, an XY pair. Has anyone else experienced this she doesn't know what to do and I want help as I am expecting too. Sperm carries one sex chromosome, either a Y (male) or X (female). As a result, the baby has three sex chromosomes instead of 2, with male sex.. Some individuals, however, have an additional X chromosome in their chromosomal arrangement, referred to as 47,XXY, or more commonly, just XXY. 46,XX/47,XXX mosaicism is also not inherited. Xxy chromosome : A friend of mine has just found out her baby boy carries an extra X chromosome from the genea blood test. Klinefelter syndrome (47, XXY) is a condition that occurs in men who have an extra X chromosome, resulting in an XXY sex chromosome karyotype. To … We met with a genetic counselor 2 weeks ago and I went ahead and had an amnio … XXY chromosomes, or more accurately, the XXY chromosomal structure or pattern, when recognized, can create varied symptoms. We received our Panorama results as Low Risk but final summary states, Pattern is Suggestive of XXY or Klinefelter Syndrome.I've been a mess. Sex chromosome abnormalities like XYY syndrome are some of the most common chromosome abnormalities. Baby Boy Born With Klinefelter XXY Creating life is an incredibly intricate and personal thing. XXY syndrome, also called Klinefelter syndrome, is a fairly common genetic condition. A baby’s gender is determined by the sperm cell that fertilizes a woman’s egg. It is estimated that 3,000 affected boys are … XXY Baby is born This is to the mothers who are really struggling and not understanding what it means to have a baby ready to see the world diagnosed with Klinefelter syndrome or XXY. 48,XXYY is one of several types of sex chromosome variations, including those that are considered as variants of Klinefelter Syndrome, 47,XXY and XXXY, XXXXY, XY/XXY and another syndrome called XYY, all of which affect males. XXYY Syndrome is the name attached to the cluster of symptoms that arise as a result of the 48,XXYY chromosome pattern. Even though the 47, XXY trisomy is the most common type, it is also possible to find males with abnormalities like 48,XXXY and 49,XXXXY in 20% of the cases approximately. The cause is unknown, yet XXY occurs in approximately 1 in every 650 live births, making it one of the most common chromosome variations. You might have just been told about the diagnosis of your xxy baby as … Definition. How a Baby’s XX Gender or XY Gender is Determined. Normally, a baby inherits 23 chromosomes from each parent, for a total of 46. If one of these reproductive cells contributes to the genetic makeup of a child, the child will have an extra X chromosome in each of the body's cells. These are not always expressed and the condition is not always recognized. Called chromosomes found inside the body 's cells X ( female ) chromosomal structure or,. 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