aldosteronoma/al·dos·ter·o·no·ma/ (al″do-ster″o-no´mah) a tumor, usually an adenoma, of the adrenal cortex that secretes aldosterone, causing primary aldosteronism.
[al′dōstir′ənō′mə] pl. aldosteronomas, aldosteronomata
an aldosterone-secreting adenoma of the adrenal cortex that is usually small and occurs more frequently in the left than the right adrenal gland. Aldosteronism with sodium retention, expansion of the extracellular fluid volume, and hypertension may occur.