Immunoglobulin G Deficiency Questions & Answers

Updated: Apr 28, 2021
  • Author: Robert A Schwartz, MD, MPH; Chief Editor: Michael A Kaliner, MD  more...
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Questions & Answers

Overview

What is immunoglobulin G (IgG) deficiency?

What is the pathophysiology of immunoglobulin G (IgG) deficiency?

What is the prevalence of immunoglobulin G (IgG) deficiency?

What is the prognosis of immunoglobulin G (IgG) deficiency?

How does the prevalence of immunoglobulin G (IgG) deficiency vary by age?

Presentation

Which clinical history findings are characteristic of immunoglobulin G (IgG) deficiency?

What is the clinical history of immunoglobulin G (IgG) subclass deficiency?

How is immunoglobulin G (IgG) subclass deficiency diagnosed?

Which physical findings are characteristic of immunoglobulin G (IgG) deficiency?

Which physical findings are characteristic of immunoglobulin G (IgG) subclass deficiency?

What causes immunoglobulin G (IgG) deficiency?

What is the role of excessive physical stress in the etiology of immunoglobulin G (IgG) deficiency?

What is the role of smoking in the etiology of immunoglobulin G (IgG) deficiency?

What is the role of aging in the etiology of immunoglobulin G (IgG) deficiency?

What is the role of X-linked agammaglobulinemia (X-LA) in the etiology of immunoglobulin G (IgG) deficiency?

What is the role of common variable immunodeficiency in the etiology of immunoglobulin G (IgG) deficiency?

What is the role of transient hypogammaglobulinemia of infancy in the etiology of immunoglobulin G (IgG) deficiency?

What is the role of combined immune deficiencies in the etiology of immunoglobulin G (IgG) deficiency?

What is the role of hyper-IgM syndrome in the etiology of immunoglobulin G (IgG) deficiency?

What is the role of drugs in the etiology of immunoglobulin G (IgG) deficiency?

What is the role of radiation in the etiology of immunoglobulin G (IgG) deficiency?

What is the role of thymoma in the etiology of immunoglobulin G (IgG) deficiency?

Which clinical conditions are associated with immunoglobulin G (IgG) deficiency?

What causes immunoglobulin G (IgG) subclass deficiency?

DDX

What may aid in the diagnosis of immunoglobulin G (IgG) deficiency in young children?

Workup

What is the role of lab testing in the diagnosis of immunoglobulin G (IgG) deficiency?

What is the role of imaging studies in the diagnosis of immunoglobulin G (IgG) deficiency?

What is the role of bronchoscopy in the diagnosis of immunoglobulin G (IgG) deficiency?

Treatment

How is immunoglobulin G (IgG) deficiency treated?

How is immunoglobulin G (IgG) replacement therapy administered in the treatment of immunoglobulin G (IgG) deficiency?

What are the possible adverse effects of immunoglobulin G (IgG) replacement therapy for immunoglobulin G (IgG) deficiency?

What is the role of antibiotics in the treatment of immunoglobulin G (IgG) deficiency?

What is the role of vaccination in the treatment of immunoglobulin G (IgG) deficiency?

What is the role of surgery in the treatment of immunoglobulin G (IgG) deficiency?

Which specialist consultations are beneficial to patients with immunoglobulin G (IgG) deficiency?

Medications

What are the goals of drug treatment for immunoglobulin G (IgG) deficiency?

Which medications in the drug class Immune globulins (human) are used in the treatment of Immunoglobulin G Deficiency?

Follow-up

What is included in long-term outpatient care for immunoglobulin G (IgG) deficiency?

What is included in inpatient care for immunoglobulin G (IgG) deficiency?

What is the role of medications in the treatment of immunoglobulin G (IgG) deficiency?

What are the possible complications of immunoglobulin G (IgG) deficiency?

What is the prognosis of immunoglobulin G (IgG) deficiency?

What is included in patient education about immunoglobulin G (IgG) deficiency?