<unk>  is a rare disorder characterized by recurrent infections, low or absent IgG, IgE, and IgA levels, and normal or elevated levels of IgM and IgD.
Immunodeficiency with hyperimmunoglobulin M
Mendelian susceptibility to mycobacterial disease
Isolated primary immunoglobulin M deficiency
Thymoma-associated multiorgan autoimmunity
Absent adrenal gland
Abscess of thymus
IgG4-related skin disease
Persistent polyclonal B-cell lymphocytosis