Which of the following metabolic abnormality it seen in multiple myelona -: (A) Hyponatremia, (B) Hypokalemia, (C) Hypercalcemia, (D) Hyperphosphatemia
Answer is C. Multiple myeloma is a plasma cell neoplasm commonly associated with lytic bone lesions, hypercalcemia, renal failure and acquired immune abnormalities. Bone resorption leads to hypercalcemia and Pathologic fractures. Reference : Robbins and Cotran Pathologic basis of disease.South Asia Edition volume 1.page no. 599