Medicine All of the following are features of Monoclonal Gammopathy of Undetermined Significance (MGUS), EXCEPT: A M protein in serum B Bone marrow clonal plasma cells >10% C No evidence of other B cell proliferative disorders D No myeloma-related organ or tissue impairment 💡 Explanation All of the following are features of Monoclonal Gammopathy of Undetermined Significance (MGUS), EXCEPT: ✓ Correct Answer: B. Bone marrow clonal plasma cells >10%