A rare condition where misfolded light chains build up in organs like the heart or kidneys. Typical Next Steps
An indicates that the balance between two types of proteins— kappa and lambda free light chains—is outside the standard range of roughly 0.26 to 1.65 . These proteins are produced by plasma cells to help your immune system fight infections.
Conditions like rheumatoid arthritis or recent viral infections can temporarily increase light chain production.