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XY complete gonadal dysgenesis, also known as Swyer syndrome, is a type of defect hypogonadism in a person whose karyotype is 46,XY. Though they typically have normal vulvas, [1] the person has underdeveloped gonads, fibrous tissue termed "streak gonads", and if left untreated, will not experience puberty.
18 wrz 2019 · Swyer syndrome is a rare disorder characterized by the failure of the sex glands (i.e., testicles or ovaries) to develop. Swyer syndrome is classified as a disorder of sex development (DSD), which encompasses any disorder in which chromosomal, gonadal or anatomic sex development is abnormal.
Swyer syndrome is when a person has XY (male) chromosomes and functional female genitalia (vulva). While XY chromosomes usually result in the development of a penis and scrotum, people with Swyer syndrome develop a vagina, uterus and fallopian tubes.
In Swyer syndrome, individuals have one X chromosome and one Y chromosome in each cell, which is the pattern typically found in boys and men; however, they have female reproductive structures. People with Swyer syndrome have female external genitalia and some female internal reproductive structures.
3 paź 2012 · XYY syndrome is a rare chromosomal disorder caused by the presence of an extra Y chromosome. Normally, males have 46 chromosomes including one X and one Y chromosome. Males with XYY syndrome have 47 chromosomes, two of which are Y chromosomes.
4 sty 2024 · Swyer syndrome, also known as 46 XY complete (pure) gonadal dysgenesis (CGD), is a rare congenital disorder of sex development. It is characterized by the failed development of the sex glands (i.e. testicles or ovaries).
22 kwi 2024 · Sex chromosome abnormalities refer to a group of disorders that affects the number or the structure of the chromosomes that are responsible for sex determination. In humans, they are the X and Y chromosomes.
