A Rare Masquerader of Lung Cancer: Nonsecretory Multiple Myeloma with Plasmacytoma of Bone Presenting as Acute Kidney Injury

Multiple myeloma (MM) is a neoplasm of B cell lineage characterized by excessive proliferation of abnormal plasma cells which produce immunglobulins. If a monoclonal spike is not found in serum or urine but the patient has clinical findings and bone marrow plasma cell infiltration suggestive of MM,...

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