48XYYY
48XYYY is a rare chromosomal abnormality in males characterized by the presence of an extra Y chromosome in addition to the typical XY chromosomes. This condition results in a total of 48 chromosomes, with the sex chromosome complement being XYYY. It is a numerical aneuploidy affecting the sex chromosomes.
Individuals with 48XYYY typically present with a range of physical and developmental characteristics, though the severity
The diagnosis of 48XYYY is usually made through genetic testing, such as karyotyping, which analyzes the chromosomes.