48,XXXY syndrome
ORPHA:96263· ICD-10 Q98.1
Definition
The 48,XXXY syndrome represents a chromosomal anomaly of the aneuploidic type characterized by the presence of two extra X chromosomes in males.
- Prevalence
- 1-9 / 100 000
- Inheritance
- Not applicable, Unknown
- Age of onset
- Antenatal, Infancy, Neonatal