Primary Hyperaldosteronism

Primary Hyperaldosteronism is indexed under Metabolic & Endocrine, Adrenal Disorders. Also known as Conn syndrome, primary aldosteronism, PA.

US prevalence

~5-10% of all hypertensives; likely 5-10 million underdiagnosed Source: Endocrine Society 2016 guidelines; J Clin Endocrinol Metab. This figure comes from a professional society, registry, or study rather than a federal source. Label: REPORTED.

ICD-10-CM codes

E26.0

Typical onset

Age 30-60; often diagnosed late

Course

managed

Body systems

endocrine, cardiovascular, renal

Sex differences

F slightly > M for adenoma; bilateral hyperplasia M > F

Racial and ethnic differences

Higher prevalence suspected in Black hypertensive patients; vastly underscreened

What this page does not establish

These figures describe populations, not individuals, and none of them is a diagnosis or a treatment recommendation. Prevalence estimates are approximate and reflect published ranges. Disparity figures are reported patterns, not causes.

Taxonomy last reviewed 2026-05-19. Each figure on the interactive page carries its own source and retrieval date, which can be later than this review.

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