A child present with recurrent episodes of sinopulmonary infection by bacteria with polysacharide rich capsule. Deficiency of which of the following immunoglobulin subclasses should be specifically investigated –
Correct Answer: IgA + IgG2
Description: Ans. is 'd' i.e., IgA+IgG2 Primary Immunodeficiency Diseases, Defination, Diagnosis and Management . IgG2 dificiency is the most common subclass disorder associated with recurrent infections by polysaccharide-encapsulated bacteria. Such infections are more frequent in patients with associated IgA deficiency.
Category:
Microbiology
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