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Turner syndrome (TS), commonly known as 45,X, or 45,XO, [note 1] is a chromosomal disorder in which cells have only one X chromosome or are partially missing an X chromosome (sex chromosome monosomy) leading to the complete or partial deletion of the pseudoautosomal regions (PAR1, PAR2) in the affected X chromosome.
Ullrich congenital muscular dystrophy (UCMD) is a form of congenital muscular dystrophy.There are two forms: UCMD1 and UCMD2. [4]UCMD1 is associated with variants of type VI collagen, while UCMD2 is associated with variants of type XII collagen.
Turner syndrome is usually not diagnosed until a delayed onset of puberty with Müllerian structures found to be in infantile stage. [4] Physical phenotypic characteristics include short stature, dysmorphic features and lymphedema at birth. [23] Comorbidities include heart defects, vision and hearing problems, diabetes, and low thyroid hormone ...
The following is a list of genetic disorders and if known, type of mutation and for the chromosome involved. Although the parlance "disease-causing gene" is common, it is the occurrence of an abnormality in the parents that causes the impairment to develop within the child.
Turner syndrome is the only full monosomy that is seen in humans — all other cases of full monosomy are lethal and the individual will not survive development. Cri du chat syndrome – (French for "cry of the cat" after the persons' malformed larynx) a partial monosomy caused by a deletion of the end of the short arm of chromosome 5
It is a feature of Turner syndrome [1] (only found in girls) and Noonan syndrome, [2] as well as the rarer Klippel–Feil syndrome, [3] or Diamond–Blackfan anemia. [4]
Parsonage–Turner syndrome, also known as acute brachial neuropathy, neuralgic amyotrophy and abbreviated PTS, is a syndrome of unknown cause; although many specific risk factors have been identified (such as; post-operative, post-infectious, post-traumatic or post-vaccination). [4]
45,X/46,XY mosaicism, also known as X0/XY mosaicism and mixed gonadal dysgenesis, [1] is a mutation of sex development in humans associated with sex chromosome aneuploidy and mosaicism of the Y chromosome.