Oral Tumor Revealing Primary Plasma-cell Leukemia

A 37-year-old woman was admitted to the hospital with a 2-month history of a growth inside the oral cavity in the upper jaw and weakness. Physical examination revealed a voluminous mass involving the left side of the maxillary gingiva. The maxillofacial computerized tomography scan confirmed the presence of a solid tissue mass at the left upper maxilla. Laboratory findings revealed a low hemoglobin level of 75 g/L, a renal impairment with creatinine level of 23 mg/L, and hypercalcemia of 191 mg/L.