Keywords: گنجایش بلورین; Plasma cell; Myeloma; MGUS; Monoclonal gammopathy; Plasmablast; Mott cell; Russell body; Dutcher body; Crystalline inclusions; Adult Fanconi syndrome; Plasmocyte; Myélome multiple; MGUS; Gammapathie monoclonale; Plasmoblaste; Cellule de Mott; Corps de Ru