A patient of multiple myeloma presents with bony lesions. What is the best marker for prognosis of the disease:
Answer is C (b2 microglobulin): Serum b2 microglobulin is the single most powerful predictor of survival and can substitute for staging-H-16th
Bone marrow plasma cell
Serum calcium level
Beta 2 microglobulin
Beta 1 microglobulin