| paraproteinaemia | The presence of abnormal proteins in the blood. (05 Mar 2000) |
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| paraproteinaemias | A group of related diseases characterised by an unbalanced or disproportionate proliferation of immunoglobulin-producing cells, usually from a single clone. These cells frequently secrete a structurally homogeneous immunoglobulin (m-component) and/or an abnormal immunoglobulin. (12 Dec 1998) |