Skip to Content
Medical Term:

paraprotein

Pronunciation: par'a-pro'ten

Definition: A monoclonal immunoglobulin of blood plasma, observed electrophoretically as an intense band in ?, ß, or a regions, due to an isolated increase in a single immunoglobulin type as a result of a clone of plasma cells arising from the abnormal rapid multiplication of a single cell. The finding of a paraprotein in a patient's serum indicates the presence of a proliferating clone of immunoglobulin-producing cells and may be seen in a variety of malignant, benign, or nonneoplastic diseases.

Synonym(s): monoclonal immunoglobulin

[para + protein, fr. G. protos, first]

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
Hide