E26.01

Approximate Synonyms

• Conn syndrome

• Conns syndrome

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.

Details

• E26.01 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• The 2023 edition of ICD-10-CM E26.01 became effective on October 1, 2022.

• This is the American ICD-10-CM version of E26.01 – other international versions of ICD-10 E26.01 may differ.