X-linked severe congenital neutropenia

What is X-linked severe congenital neutropenia?

X-linked severe congenital neutropenia is an immunodeficiency syndrome characterized by recurrent major bacterial infections, severe congenital neutropenia, and monocytopenia. It has been described in five males spanning three generations of one family. It is transmitted as an X-linked recessive trait and is caused by mutations in the <i>WAS</i> gene, encoding the WASP protein.

Inheritance type

X-linked recessive

Prevalence

  • Worldwide: <1 in 1,000 000

Age of Onset

  • Infancy
  • Neonatal
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