Primary hyperaldosteronism
- E26.0 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
- The 2025 edition of ICD-10-CM E26.0 became effective on October 1, 2024.
- This is the American ICD-10-CM version of E26.0 – other international versions of ICD-10 E26.0 may differ.
The following code(s) above E26.0 contain annotation back-references
that may be applicable to E26.0:
Clinical Information
- An endocrine disorder characterized by excessive production of aldosterone by the adrenal glands. Causes include adrenal gland adenoma and adrenal gland hyperplasia. The overproduction of aldosterone results in sodium and water retention and hypokalemia. Patients present with high blood pressure, muscle weakness, and headache.
- Overproduction of aldosterone by an adrenal cortical adenoma, characterized typically by low potassium levels, underacidity of the body, muscular weakness, excess urination, excess thirst, and high blood pressure.
- Primary hyperaldosteronism caused by the excess production of aldosterone by an adenoma of the zona glomerulosa or conn adenoma.
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2023 (effective 10/1/2022): No change
- 2024 (effective 10/1/2023): No change
- 2025 (effective 10/1/2024): No change