Marjolein Drent, Anne Cremers, Tim Jansen. Current Opinion in Rheumatology Sarcoidosis is a systemic disease characterized by the formation of granulomas in various organs. The pathogenesis of sarcoidosis is not fully elucidated. An exaggerated granulomatous reaction after exposure to unidentified antigens in genetically susceptible individuals evokes a clinical situation which we call sarcoidosis. Between 20 and […]