pheochromocytoma

[ fee-oh-kroh-moh-sahy-toh-muh ]

noun,plural phe·o·chro·mo·cy·to·mas, phe·o·chro·mo·cy·to·ma·ta [fee-oh-kroh-moh-sahy-toh-muh-tuh]. /ˌfi oʊˌkroʊ moʊ saɪˈtoʊ mə tə/. Pathology.
  1. a tumor of the sympathetic nervous system or adrenal medulla, that produces excess norepinephrine and epinephrine and causes hypertension, headaches, nausea, etc.

Origin of pheochromocytoma

1
1925–30; pheochromocyte a chromaffin cell of the adrenal medulla (pheochrome chromaffin (<Greek phai(ós) dusky + -o- + -chrome) + -o- + -cyte) + -oma; compare German Phäochromocytom (1912)

Words Nearby pheochromocytoma

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