Microduplication Xp11.22p11.23 syndrome

What is Microduplication Xp11.22p11.23 syndrome?

Familial and de novo recurrent Xp11.22-p11.23 microduplication has been recently identified in males and females.

Other condition names

  • Dup(X)(p11.22p11.23)
  • Trisomy Xp11.22p11.23

Inheritance type

Not applicable, X-linked dominant


  • Worldwide: <1 in 1,000 000

Age of Onset

  • Infancy
  • Neonatal
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