Immunoglobulin G4-Related Disease (IgG4-Related Disease)

Etiology

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Clinical Manifestations

Pulmonary Manifestations

Solid Lung Nodules (see Lung Nodule or Mass, [[Lung Nodule or Mass]])

  • xxxx

Bronchovascular Involvement (see xxxx, [[xxxx]])

  • Thickening of Bronchovascular Bundles and Interlobular Septa

Alveolar-Interstitial Involvement (see xxxx, [[xxxx]])

  • Honeycombing
  • Bronchiectasis
  • Diffuse Ground Glass Infiltrates

Round-Shaped, Ground Glass Infiltrates (see xxxx, [[xxxx]])

  • xxx

Renal Manifestations

General Comments

Acute Interstitial Nephritis (see Acute Interstitial Nephritis, [[Acute Interstitial Nephritis]])

  • Epidemiology: most common renal manifestation
    • May occur with membranous nephropathy

Membranous Nephropathy

  • Epidemiology: less commonly observed than the acute interstitial nephritis
    • However, may occur with acute interstitial nephritis

References

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