Deficiency of IgG subclasses was considered in those patients whose values were below the 5th percentile data from the literature. Igs were determinated by radial immunodifusion and IgG subclasses ...

Aim: To report the interesting case of a patient with common variable immune deficiency ... (SC) immunoglobulin (Ig) therapy with regard to both infection frequencies and IgG3 subclass determinations.