chromaffinoma
Pronunciation: krō′maf-in-ō′mă
Definition: A neoplasm composed of chromaffin cells occurring in the medullae of adrenal glands, the organs of Zuckerkandl, or the paraganglia of the thoracolumbar sympathetic chain; may secrete catecholamines.
Synonym(s): chromaffin tumor
See Also: pheochromocytoma
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