Arrhinia-choanal atresia-microphthalmia syndrome

What is Arrhinia-choanal atresia-microphthalmia syndrome?

A malformation disorder characterized by complete or incomplete absence of nose (arrhinia), choanal atresia, microphthalmia, anophthalmia and cleft or high palate.

Inheritance type



  • Worldwide: <1 in 1,000 000

Age of Onset

  • Antenatal
  • Neonatal
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