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Southeast Asian ovalocytosis

What is Southeast Asian ovalocytosis?

Southeast Asian ovalocytosis (SAO) is a rare hereditary red cell membrane defect characterized by the presence of oval-shaped erythrocytes and with most patients being asymptomatic or occasionally manifesting with mild symptoms such as pallor, jaundice, anemia and gallstones.

Other condition names

  • Hereditary ovalocytosis
  • Melanesian elliptocytosis
  • Melanesian ovalocytosis
  • SAO
  • Stomatocytic elliptocytosis

Inheritance type

Autosomal dominant

Age of Onset

  • All ages
Orphadata: Free access data from Orphanet. © INSERM 1999. Available on "https://www.orphadata.com". Data version 1.3.16 / 4.1.7.