Selective immunoglobulin A (IgA) deficiency (SIgAD) is a kind of immunodeficiency, a type of hypogammaglobulinemia. People with this deficiency lack immunoglobulin...

immunoglobulin M deficiency is a poorly defined dysgammaglobulinemia characterized by decreased levels of IgM while levels of other immunoglobulins are...

IgG deficiency is a form of dysgammaglobulinemia where the proportional levels of the IgG isotype are reduced relative to other immunoglobulin isotypes...

is a reduction in all types of gamma globulins. There are four main types of dysgammaglobulinemia. Selective immunoglobulin A deficiency - Selective immunoglobulin...

plasma cells. The most common such immunodeficiency is inherited selective IgA deficiency, occurring between 1 in 100 and 1 in 1000 persons, depending on...

infections. Leukocyte adhesion deficiency (LAD) NF-κB Essential Modifier (NEMO) Mutations Selective immunoglobulin A deficiency: the most common defect of...

Immunoglobulin A (Ig A, also referred to as sIgA in its secretory form) is an antibody that plays a role in the immune function of mucous membranes. The...

deficiency, IgA with IgG subclass deficiency, selective immunoglobulin A deficiency Specific antibody deficiency to specific antigens with normal B cell and normal...

who have not received a formal diagnosis. Milder forms of primary immunodeficiency, such as selective immunoglobulin A deficiency, are fairly common, with...

An antibody (Ab) or immunoglobulin (Ig) is a large, Y-shaped protein belonging to the immunoglobulin superfamily which is used by the immune system to...