A glandular tumor composed of large cells with cytoplasm that is granular and eosinophilic because of the presence of abundant mitochondria; occurs uncommonly in the kidney, salivary glands, and endocrine glands.
Synonym(s): oxyphil adenoma
[onco- + G. kytos, cell, + -oma, tumor]
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Examples: glitazone, GI cocktail, etc.