Conditions / Genetic

chromosome Xp11.23-p11.22 duplication syndrome

info · Genetic · ICD-10: Q99.8

A chromosomal duplication syndrome that has_material_basis_in duplication of the chromosome Xp11.23-p11.22 region.

Signs and symptoms

  • Intellectual disability
  • Delayed speech and language development
  • Precocious puberty
  • EEG abnormality
  • Generalized non-motor (absence) seizure
  • Widened subarachnoid space
  • Smooth philtrum
  • Thin vermilion border
  • Poor speech
  • Hypotonia

Also known as: microduplication Xp11.22-p11.23 syndrome; trisomy Xp11.22-p11.23