Pentasomy X syndrome
ORPHA:11· ICD-10 Q97.1
Definition
Pentasomy X is a sex chromosome anomaly caused by the presence of three extra X chromosomes in females (49,XXXXX instead of 46,XX).
- Prevalence
- Unknown
- Age of onset
- Neonatal
ORPHA:11· ICD-10 Q97.1
Pentasomy X is a sex chromosome anomaly caused by the presence of three extra X chromosomes in females (49,XXXXX instead of 46,XX).