Extramedullary Multiple Myeloma in the Kidney: A Case Report

Extramedullarymyeloma (EMM) is defined by the presence of plasma cells outside the bone marrow in a patient with multiple myeloma (MM). EMM is classified under four headings as bone-associated plasmacytoma, extramedullary disease (EMD), plasma cell leukemia and solitary plasmacytoma.EMD is more common in the nasopharynx, larynx, and upper respiratory tract. It is rarely seen in the kidney. We presented extramedullary disease of kidney, at relapsed myeloma patient.