<unk>  is a provisional name for an immunodeficiency illness. The name is proposed in the first public study to identify the syndrome. It appears to be chronic and non-contagious, affecting mainly people of Asian descent aged around 50. Cases first started appearing in 2004, primarily in Thailand and Taiwan.
Adult-onset immunodeficiency syndrome
Bare lymphocyte syndrome
Common variable immunodeficiency
Severe combined immunodeficiency
Wiskott–Aldrich syndrome
Hyper IgM syndrome
Hyper-IgM syndrome type 5
Hyper-IgM syndrome type 2