More evidence links toxic chemical exposure to MGUS and myeloma

For the first time, direct serum measurements of the known human carcinogen 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) in Agent Orange have been linked to the likelihood of developing MGUS (monoclonal gammopathy of undetermined significance) and myeloma. In a study published online Sept. 3 in the journal JAMA Oncology, Dr.