monoclonal gammopathy

noun
plural monoclonal gammopathies

Definition of monoclonal gammopathy

: any of various disorders marked by proliferation of a single, abnormal clone of a plasma cell or B cell especially in the bone marrow resulting in an abnormal increase of monoclonal antibody in the blood serum and urine and that include both benign or asymptomatic conditions and neoplastic conditions (such as multiple myeloma)

First Known Use of monoclonal gammopathy

1966, in the meaning defined above

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The first known use of monoclonal gammopathy was in 1966

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Cite this Entry

“Monoclonal gammopathy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/monoclonal%20gammopathy. Accessed 16 Jan. 2021.

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monoclonal gammopathy

noun

Medical Definition of monoclonal gammopathy

: any of various disorders marked by proliferation of a single clone of antibody-producing lymphoid cells resulting in an abnormal increase of a monoclonal antibody in the blood serum and urine and that include both benign or asymptomatic conditions and neoplastic conditions (as multiple myeloma and Waldenström's macroglobulinemia)

called also plasma cell dyscrasia

— see m protein sense 2

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