Medicine General 4ae5e8a4 Caplan's syndrome is A Splenomegaly + Neutropenia B Rheumatoid Arthritis + Pneumoconiosis C Pneumoconiosis + Splenomegaly D Pneumoconiosis + Neutropenia High-Yield Explanation Rheumatoid Arthritis + Pneumoconiosis nodules = Caplan's syndrome. Neutropenia + Splenomegaly + Nodular RA = Felty's syndrome.