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Pronunciation: mez'o-the'le-o'ma

Definition: A rare neoplasm derived from the lining cells of the pleura or peritoneum that grows as a thick sheet covering the viscera and is composed of spindle cells or fibrous tissue that may enclose glandlike spaces lined by cuboidal cells.

[mesothelium + G. -oma, tumor]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.