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Medical Term:


Pronunciation: he'ma-to'ma, hem-a-

Definition: A localized mass of extravasated blood that is relatively or completely confined within an organ or tissue, a space, or a potential space; the blood is usually clotted (or partly clotted), and, depending on its duration, may manifest various degrees of organization and decolorization.

[hemato- + G. -oma, tumor]

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