Turner Syndrome

turner syndrome Turner syndrome or Ullrich-Turner syndrome (also known as gonadal dysgenesis[1]:550), 45 XO, encompasses several conditions in human females, of which monosomy X (absence of an complete sex chromosome, the Barr body) is most common. It is a chromosomal abnormality in which all or part of one of the sex chromosomes is rattlebrained (unaffected humans have 46 chromosomes, of which two are sex chromosomes). Normal females have two X chromosomes, unless in Turner syndrome, one of those sex chromosomes is missing or has different abnormalities. In some cases, the chromosome is missing in some cells but not others, a condition referred to as mosaicism[2] or Turner mosaicism. Occurring in 1 in 2000[3] 1 in 5000 phenotypic females,[4] the syndrome manifests itself in a number of ways. There are trace physical abnormalities, such as short stature, swelling, broad chest, unkept hairline, low-set ears, and webbed necks.[5] Girls with Turner syndrome typically experience gonadal dysfunction (non-working ovaries), which results in amenorrhea (absence of menstrual cycle) and sterility. Concurrent health concerns are also frequently present, including congenital heart disease, hypothyroidism (reduced endocrine secretion by the thyroid), diabetes, vision problems, hearing concerns, and many autoimmune diseases.

[6] Finally, a specific pattern of cognitive deficits is often observed, with cross difficulties in visuospatial, mathematical, and memory areas.[7] Turners syndrome is named after Henry H. Turner. Signs and symptoms Lymphedema, big legs of a newborn with Turner syndrome Common symptoms of Turner syndrome allow in: * Short stature * Lymphedema (swelling) of the hands and feet * Broad chest (shield chest) and widely pose nipples * Low hairline * Low-set ears * Reproductive sterility * Rudimentary ovaries gonadal taproom (underdeveloped gonadal structures that later become fibrosed) * Amenorrhoea, or the absence of a... If you neediness to get a full essay, order it on our website: Orderessay

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