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a 62 year old woman undergoes a biopsy for nasopharyngeal mass. Histological examination shows plasma cells. Serum electrophoresis show monoclonal IgG spike. Bone marrow shows no plasma cells and no lesions on whole body skeletal xray. What is the diagnosis?

Heavy chain disease
Plasmacytoma
Multiple myeloma
MGUS
Waldenstom Macroglobinemia



HELPPPPPPP !

HELP PLZ

plasmacytoma

its extramedullary plasmacytoma...

Thanks you guys!