major histocompatibility complex (mhc) class ii deficiency is a primary immunodeficiency disease characterized by abnormality of mhc class ii molecules surface expression on peripheral blood lymphocytes and monocytes. clinical manifestations include extreme susceptibility to viral, bacterial, and fungal infections but the immunodeficiency is not as severe as scid (severe combined immunodeficien...

The abstracts that are presented following these individual papers are difficult to evaluate because they do not contain detailed data. However, some interesting results are presented which can be better evaluated when published in full. Examples include a categorization of congenital malformations among births in Puerto Rico, a piece of epidemiologic data not previously available, a presentati...

The article presents a clinical case of rare primary immunodeficiency syndrome Hyperimmunoglobulinemia E. Typical symptoms, diagnostic and treatment tactics have been demonstrated.

Immunodeficiency is a common thought among both patients and physicians when confronted with what is perceived as an excessive number, duration, or severity of infections. Because of this, the starting point for evaluating patients for suspected immunodeficiency is based on what constitutes ”too many infections.” It generally is agreed that children with normal immune systems may have an averag...

Selective IgA deficiency (IgAD) is the most common primary genetic immune defect, with high prevalence in Western countries and relatively low prevalence in the East. The laboratory definition of IgAD is based on the measured serum component. However, the important manifestations of deficiency of IgA, the most prevalent of human antibodies, relate to the absence of secretory IgA, which covers a...