In adults over 50 years of age, Fanconi syndrome is frequently related to the urinary secretion of a monoclonal immunoglobulin (Ig) light chain (LC), almost always of the kappa isotype. Prevalence is unknown but around 100 cases have been described i
verworven Fanconi-syndroom geassocieerd met lichte ketens van monoklonale immunoglobulinen
