Abstract
Bacterial respiratory tract infections are the hallmark of primary antibody deficiencies (PADs). Because they are also among the most common infections in healthy individuals, PADs are usually overlooked in these patients. Careful evaluation of the history, including frequency, chronicity, and presence of other infections, would help suspect PADs. This review will focus on infections in relatively common PADs, discussing diagnostic challenges, and some management strategies to prevent infections.
Keywords:
IgG subclass deficiency; common variable immunodeficiency; immunoglobulin therapy; infections; primary immunodeficiencies; selective IgA deficiency; selective IgM deficiency; specific antibody deficiency.
Copyright © 2021 Demirdag and Gupta.
MeSH terms
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Agammaglobulinemia / blood
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Agammaglobulinemia / immunology
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Agammaglobulinemia / therapy
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Animals
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Bacterial Infections / blood
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Bacterial Infections / immunology*
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Bacterial Infections / microbiology
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Bacterial Infections / prevention & control
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Class I Phosphatidylinositol 3-Kinases / blood
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Class I Phosphatidylinositol 3-Kinases / immunology
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Common Variable Immunodeficiency / blood
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Common Variable Immunodeficiency / immunology
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Common Variable Immunodeficiency / therapy
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Humans
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Immunocompromised Host*
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Immunoglobulins / blood
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Immunoglobulins / deficiency*
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Primary Immunodeficiency Diseases / blood
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Primary Immunodeficiency Diseases / immunology*
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Primary Immunodeficiency Diseases / therapy
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Prognosis
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Respiratory Tract Infections / blood
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Respiratory Tract Infections / immunology*
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Respiratory Tract Infections / microbiology
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Respiratory Tract Infections / prevention & control
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Risk Assessment
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Risk Factors
Substances
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Immunoglobulins
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Class I Phosphatidylinositol 3-Kinases
Supplementary concepts
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Activated PI3K-delta Syndrome