Rare Zebra

Rare disease search prototype built on Orphanet data

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ORPHA:648

Noonan syndrome

Body system
Bone diseases
Inheritance pattern
Autosomal dominant, Autosomal recessive
Typical age of onset
Antenatal, Childhood, Infancy, Neonatal
Estimated prevalence
6-9 / 10 000 (United States)
Rarity class
6-9 / 10 000

ORPHA:648 is classified under "Bone diseases" in the Orphanet nomenclature.

Common signs

  • Joint hypermobility
  • High palate
  • Hypertelorism
  • Triangular face
  • Micrognathia
  • High forehead