Endocrine Abstracts

Isolated hyperreninemic hypoaldosteronism presents in infancy with failure to thrive, hyponatremia, hyperkalemia, markedly elevated plasma renin activity, and low or inappropriately normal aldosterone. It is usually caused by mutations in the CYP11B2 gene encoding aldosterone synthase. Patients have normal cortisol levels and no features of congenital adrenal hyperplasia. We report a patient who presented with hyperreninemic hypoaldosteronism in early infancy.<p class="abs...