chromaffinoma

noun
chro·maf·fi·no·ma | \ˌkrō-mə-fə-ˈnō-mə, krō-ˌmaf-ə- \
plural chromaffinomas also chromaffinomata\-mət-ə \

Medical Definition of chromaffinoma 

: a tumor containing chromaffin cells especially : pheochromocytoma

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