Conditions / Nervous system

pontocerebellar hypoplasia type 9

info · Nervous system · ICD-10: Q04.3

A pontocerebellar hypoplasia that is characterized by progressive microcephaly, spasticity, seizure and brain atrophy, has_material_basis_in autosomal recessive inheritance of mutation in the AMPD2 gene.

Signs and symptoms

  • Hypoplasia of the pons
  • Irritability
  • Intellectual disability
  • Hyperreflexia
  • Hypoplasia of the corpus callosum
  • Cerebellar hypoplasia
  • Global developmental delay
  • Secondary microcephaly
  • Delayed early-childhood social milestone development
  • Spasticity