TY - BOOK AU - Felk,Rime AU - Baiche,Farah AU - Belbezier,Aude AU - Bouillet,Laurence TI - Immunoglobin G4-related disease as a rare cause of polycythemia: A case report PY - 2023///. N1 - 53 N2 - Immunoglobulin G4 (IgG4) disease is a recently described condition with a growing list of associated disorders. The most common manifestations are pancreatitis, infiltration of the salivary or lacrimal glands (Mikulicz syndrome), and retroperitoneal fibrosis. We present the case of a patient in whom polycythemia was secondary to IgG4 disease. Through a review of the literature, we discuss the clinical, radiological, and therapeutic aspects of this rare condition UR - https://shs.cairn.info/journal-cahiers-sante-medecine-therapeutique-2023-4-page-189?lang=en ER -