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IgG4-Related Kidney Disease: Diagnostics, Manifestations & More
Immunoglobin G4-related disease (IgG4-RD) is a rare fibro-inflammatory disease of unknown etiology that has been recently recognized. It can cause fibro-inflammatory masses in almost every organ of the body and is associated with dense lymphoplasmacytic infiltration of IgG4-postitive plasma cells, storiform fibrosis and elevated levels of serum IgG4.1 IgG4-RD is a systemic disease that may…
Image Case Report: Glandular Swelling
The Case A 47-year-old woman presented with a one-year history of bilateral submandibular gland swelling, mild symptoms of xerostomia and xerophthalmia and arthralgias in her fingers. A review of systems was otherwise unremarkable. On physical examination, her submandibular glands on both sides were enlarged and had a firm texture. Her parotid glands were normal, as…
A Spotlight on IgG4-Related Disease
What rheumatologists need to know about identifying and diagnosing immunoglobulin G4-related disease (IgG4-RD)
Case Report: Sarcoidosis in Patient with History of IgG4-Related Disease
Sarcoidosis and IgG4-related disease (IgG4-RD) are both immune-mediated, often multi-organ, diseases of uncertain etiology capable of presenting with diverse clinical manifestations. Many clinical features are common to both conditions, including hypergammaglobulinemia, the ability to form inflammatory masses and involvement of the lymph nodes, lacrimal glands, salivary glands, meninges and lungs. Although imaging modalities, such as…