Head and Neck Manifestations of Multiple Myeloma.

Plasma cell dyscrasia is the term used to describe the disorders characterized by neoplastic proliferations of plasma cells with production of immuno globulins. Of all the plasma cell dyscrasias, multiple myeloma is the commonest and clinically important. Multiple myeloma accounts for 1% of all malignancies and 10-20% of all hematologic malignancies.