Multiple myeloma is diagnosed by-
Multiple myeloma is diagnosed by marrow plasmacytosis of 1.more than 10% and 2.radiological evidence of lytic Bony lesions and 3. demonstration of Serum and urine and component Reference textbook of Pathology 7th edition author Harsha Mohan page number 363
24 hours urine protein
Kidney biopsy
> 10% plasmacytosis
Rouleaux formation in blood
Haematology