Maxillary lesion presenting as a first sign of multiple myeloma: case report

RESUMEN

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ABSTRACT

Plasma cell neoplasia is a lymphoid neoplastic proliferation of B cells. This denomination encloses multiple myeloma(MM), solitary bone plasmacytoma and extramedullary plasmacytoma. MM consists of a clonal proliferation of plasmacells based in the bone marrow, with various degrees of differentiation. Neoplastic cells usually produce great amountsof monoclonal light or heavy chains of immunoglobulin that can be detected in serum or urine. The disease is morefrequently in men and the average age at diagnosis is about 60 years. The diagnosis is established by blood and urineexams and medullary biopsy. Patients may present renal failure, bone pain, fatigue, recurrent infections and nervoussystem dysfunction. Oral manifestations may be the first sign of MM, highlighting the importance of the dentist in theearly diagnosis of the disease. Treatment involves mainly irradiation and chemotherapy and the prognosis is generallypoor. This paper reports a case of a 65 years old black female who had a complaint of a painful mass in the maxillathat prompted a MM diagnosis