Common Variable Immunodeficiency (CVID) is a heterogeneous group of diseases progressing with recurrent infections. This disease should be considered in cases experiencing lung infection, otitis media, rhinosinusitis, and urinary tract infection. Since it generally seen the childhood age group, diagnosis adults may delayed. A case, which was followed up our clinic characterized by upper respira...

we have analysed data from 150 patients initially classified as having cvid. about 10% had laboratory abnormalities suggesting known single gene disorders (eg: hyper-igm syndrome), and in a few a genetic defect has been confirmed. we have attempted to sub-classify the remaining patients by analysis of their circulating lymphocytes. b lymphocyte markers have been used to estimate the numbers of ...

Common variable immunodeficiency (CVID) describes a heterogeneous subset of hypogammaglobulinemias of unknown etiology. Typically, patients present with recurrent bacterial infections of the respiratory and gastrointestinal tract. A significant proportion of CVID patients develops additional autoimmune, inflammatory or lymphoproliferative complications. CVID is the most frequent symptomatic pri...