M-spike in multiple myeloma is due to?
In Multiple myeloma laboratory analyses reveal increased levels of Igs in the blood and/or light chains (Bence-Jonesproteins) in the urine. The most common monoclonal Ig ("M protein") is IgG (approximately 55% ofpatients), followed by IgA (approximately 25% of cases).
IgM
IgA
IgG
IgD
Plasma Cell Disorders and Multiple myeloma