title: [IgA type extramedullary plasmacytoma originating in the retroperitoneal lymph node--autopsy report and bibliographic study on extramedullary plasmacytoma in Japan].
mesh_terms: D001344:Autopsy; D001797:Blood Protein Electrophoresis; D005260:Female; D006801:Humans; D007070:Immunoglobulin A / Q000032:analysis*; D007564:Japan; D008198:Lymph Nodes; D008875:Middle Aged; D010954:Plasmacytoma / Q000276:immunology / Q000473:pathology; D012186:Retroperitoneal Neoplasms / Q000276:immunology / Q000473:pathology
chemical_list: D007070:Immunoglobulin A