XYY syndrome, also known as Jacobs syndrome, is an aneuploid genetic condition in which a male has an extra Y chromosome. [1] There are usually few symptoms. [2] These may include …

2024年12月5日 · 47,XYY syndrome (or what used to be called Jacobs syndrome) is a condition in which people assigned male at birth (AMAB) have an additional Y chromosome in their genetic …

2012年10月3日 · Search for detailed information on rare diseases, including NORD's authoritative Rare Disease Reports and data from other reliable sources. Interested in exploring the …

2017年6月7日 · XYY syndrome is a genetic condition that occurs when a male has an extra copy of the Y chromosome in each of their cells (XYY). Sometimes, this mutation is only present in …

2024年9月10日 · Jacobs syndrome, also known as 47,XYY syndrome, is a rare genetic condition that occurs in about 1 out of 1000 male children; this condition belongs to a group of …

47,XYY syndrome is characterized by an extra copy of the Y chromosome in each of a male's cells. Explore symptoms, inheritance, genetics of this condition.

2021年5月27日 · The Superman syndrome occurs when males receive an extra Y chromosome at conception, creating an XYY combination. ‌This results in a male baby born with the XYY …

2023年4月21日 · XYY syndrome (Jacobs syndrome or 47,XYY) is a genetic condition that occurs when a person assigned male at birth is born with an extra copy of the Y chromosome in some …

For others, signs and symptoms may include learning disabilities, speech delay, low muscle tone (hypotonia), and being taller than expected. 47, XYY syndrome is caused by having an extra …

2023年2月13日 · XYY syndrome is a genetic condition that occurs when a male is born with an extra Y chromosome. Instead of having one X and one Y sex chromosome, those with XYY …