<prompt> Plasma cell dyscariasis include all the following exceptWaldenstorms macroglobulinemiaHeavychain diseaseMonoclonal gammopathySystemic lupus erythematosus  <response>: Plasma cell dyscariasis are characterized by proliferation of B cells clone which synthesis and secretes a single homogenous immunoglobulins or its fragments.This entity includes Multiple myeloma ,Waldenstroms macroglobulinemia ,Heavy chain diseases,Primary or immunocyte associated amyloidosis and monoclonal gammopathy of undetermined significance. ref Robbins 7th678-679 