Article
Idiopathic multicentric Castleman disease in a patient with an IgG4-related disease phenotype.
BMJ case reports - 21 Apr 2026
Sastre Ortega Juan, Martinez-Caballero Carlos, Rueda Herrera Marta, Carrillo Pohl Marcos José, Cerrato Salas Mariana, Brieva López Ane, Acevedo Pérez Pavel Manuel, Diego Hernández Cristina, Hernandez-Puche Sonia, Muñana Fuentes Amalia
Abstract excerpt
In this article, we report a case of idiopathic multicentric Castleman disease (iMCD) with an atypical manifestation in a man in his early 50s, whose first symptoms included recurrent episodes of pancreatitis, retroperitoneal fibrosis and lymphadenopathy. These features are more commonly associated with IgG4-related disease (IgG4-RD). Although clinical findings were suggestive of IgG4-RD, IgG4 levels were within...
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