Phagocytic plasma cells and Russell bodies in monoclonal gammopathy of undetermined significance.
Bone marrow examination in a 78-year-old woman showed a plasmacytosis with prominent erythrophagocytosis, secretory activity and numerous Russell bodies. Subsequent evaluation disclosed a monoclonal protein of IgA-kappa type and clinical and laboratory findings of monoclonal gammopathy of undetermined significance.
D000368:Aged; D001853:Bone Marrow / Q000473:pathology; D005260:Female; D006801:Humans; D006942:Hypergammaglobulinemia / Q000473:pathology* / Q000503:physiopathology; D007070:Immunoglobulin A; D007145:Immunoglobulin kappa-Chains; D010586:Phagocytes / Q000473:pathology; D010587:Phagocytosis; D010950:Plasma Cells / Q000473:pathology*
D007070:Immunoglobulin A; D007145:Immunoglobulin kappa-Chains