• tumors
  • this disorder is a form of plasma cell dyscrasia in which no myeloma protein is detected in serum or urine (at least as determined by conventional laboratory methods) of individuals who have clear evidence of an increase in clonal bone marrow plasma cells and/or evidence of clonal plasma cell-mediated tissue injury (e.g. plasmacytoma tumors). (wikipedia.org)
  • Lymphomas and leukemias are a part of the broader group of tumors of the hematopoietic and lymphoid tissues. (wikipedia.org)
  • common
  • At one end of this spectrum of hematological disorders, detection of one of these myeloma proteins in an individual's blood or urine indicates the presence of a common and clinically silent disorder termed MGUS, i.e. monoclonal gammopathy of undetermined significance. (wikipedia.org)