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Monoclonal gammopathy of undetermined significance
Monoclonal gammopathy, NOS
Monoclonal gammopathy, unassociated
Monoclonal gammopathy, unattributed
Plasma cell dyscrasia
MGUS is defined as the presence in the serum of an M-protein < 30 g/L, bone marrow clonal plasma cells < 10%, no end organ damage, and no evidence of B-cell lymphoma or other disease known to produce an M-protein. This process is not considered neoplastic since it does not always progress to overt malignancy.
Definitive Diagnostic Methods
Bone marrow aspiration
Corresponding ICD-9 Codes
273.1 Monoclonal paraproteinemia
Corresponding ICD-10 Codes
D47.2 Monoclonal gammopathy
Corresponding ICD-10-CM Codes
(effective October 1, 2015 U.S. only)