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]
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Examples: glitazone, GI cocktail, etc.