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The Daily Insight

What causes primary aldosteronism

Author

Rachel Hunter

Published Mar 21, 2026

Many cases of primary aldosteronism are caused by a benign tumor in an adrenal gland; some are caused by overactivity of both adrenal glands, a condition known as bilateral adrenal hyperplasia.

What is the cause of hyperaldosteronism?

What causes hyperaldosteronism? Hyperaldosteronism can be caused by a benign (noncancerous) tumor on the adrenal gland. Another possible cause of hyperaldosteronism is hyperplasia (overactivity) of the adrenal glands. In some cases, hyperaldosteronism is an inherited condition.

Can primary aldosteronism be cured?

Patients with primary aldosteronism can be managed with medications. If the aldosterone is coming from a tumor in one gland they can potentially be cured by surgery to remove adrenal gland tumors.

What is the most common cause of hyperaldosteronism?

Most cases of primary hyperaldosteronism are caused by a noncancerous (benign) tumor of the adrenal gland. The condition mostly affects people 30 to 50 years old and is a common cause of high blood pressure in middle age.

How common is primary aldosteronism?

How common is primary hyperaldosteronism? The prevalence of hyperaldosteronism is debated. Initial studies reported that it probably affects 0.1–1% (1 in 1,000 to 1 in 100) of all patients with high blood pressure.

How do you fix high aldosterone?

Medication. Your doctor might prescribe a mineralocorticoid receptor antagonist, such as spironolactone. This type of medication blocks the effects of aldosterone on your body, such as high blood pressure and low blood potassium. You may still need to take additional medications to help manage your blood pressure.

Can stress cause high aldosterone levels?

Psychological stress also activates the sympathetic-adrenomedullary system which stimulates rennin release leading to increases in angiotensin II and aldosterone secretion. Aldosterone activates MR which in turn may lead to vascular injury and inflammation, and ultimately heart disease, renal disease, and stroke.

What are the signs of adrenal gland problems?

  • Upper body obesity, round face and neck, and thinning arms and legs.
  • Skin problems, such as acne or reddish-blue streaks on the abdomen or underarm area.
  • High blood pressure.
  • Muscle and bone weakness.
  • Moodiness, irritability, or depression.
  • High blood sugars.

Can adrenal glands cause frequent urination?

Conn’s syndrome is a medical condition in which a tumor in one or both adrenal glands causes high blood pressure and low potassium levels in the blood. As a result, individuals may experience excessive urination, periods of weakness or fatigue, muscle cramps, transient paralysis, and sensations of warmth or tingling.

Is aldosteronism same as hyperaldosteronism?

Primary aldosteronism (hyperaldosteronism) is a condition that occurs when the adrenal glands produce too much aldosterone, the hormone responsible for balancing potassium and sodium in the body.

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How do you manage primary aldosteronism?

If your primary aldosteronism is caused by a benign tumor and you can’t have surgery or prefer not to, you can be treated with aldosterone-blocking drugs called mineralocorticoid receptor antagonists (spironolactone and eplerenone) and lifestyle changes.

What are the symptoms of primary aldosteronism?

  • Muscle cramps.
  • Weakness.
  • Fatigue.
  • Headache.
  • Excessive thirst.
  • A frequent need to urinate.

How is primary aldosteronism diagnosis?

Primary hyperaldosteronism is diagnosed by measuring the blood levels of aldosterone and renin (a hormone made by the kidney). To best measure these hormones, blood samples should be drawn in the morning. In primary hyperaldosteronism, the aldosterone level will be high while renin will be low or undetectable.

Can primary aldosteronism cause anxiety?

The signs and symptoms associated with Conn’s Syndrome (primary hyperaldosteronism) include low potassium in the blood (causing frequent urination), muscle cramps and heart palpitations (feeling your heart racing). These symptoms include fatigue, anxiety, depression, headache, and memory difficulties.

What does elevated renin mean?

A high renin value can mean that kidney disease, blockage of an artery leading to a kidney, Addison’s disease, cirrhosis, excessive bleeding (hemorrhage), or a hypertensive emergency is present.

What diseases cause high aldosterone levels?

Hyperaldosteronism can be caused by a tumor (usually a noncancerous adenoma) in the adrenal gland (a condition called Conn syndrome or primary hyperaldosteronism), although sometimes both glands are involved and are overactive.

Can hyperaldosteronism cause weight gain?

Recent studies indicate that hyperaldosteronism is a much more common cause of hypertension than had been thought historically. This observed increase in hyperaldosteronism has coincided with worldwide increases in obesity, suggesting that the 2 disease processes may be mechanistically related.

Does aldosterone affect mood?

Formerly thought to be occupied by glucocorticoids in most parts of the brain, there is accumulating evidence that aldosterone acts selectively in relevant mood-regulating brain areas, without competing with cortisol/corticosterone [reviewed by Murck et al.

Does potassium lower aldosterone?

In contrast, increases of plasma potassium directly stimulate aldosterone secretion. This effect of potassium on aldosterone serves as a protective mechanism against the development of hyperkalemia. Conversely, hypokalemia inhibits aldosterone production.

Are naps good for adrenal fatigue?

If you are working through adrenal fatigue, you may feel exhausted at this time. Let your body rest! How: When you start to feel exhausted during the day, take a short nap.

What is the fastest way to cure adrenal fatigue?

  1. Eat Meal Within an Hour After Waking. …
  2. Skip Processed Foods. …
  3. Say No to High Impact Exercise. …
  4. Say Yes to Fresh Air. …
  5. Take B Vitamins. …
  6. Get Lots of Sleep. …
  7. Include Protein. …
  8. No Caffeine.

What vitamins are good for adrenal fatigue?

Specifically, vitamins such as magnesium, B and C can help prevent adrenal fatigue. Magnesium aids in calming and supporting the nervous system, improving your quality of sleep, reducing stress levels, and boosting energy production.

What causes random adrenaline rushes?

This stress hormone is created in the adrenal medulla, which is found in your adrenal glands. As your body responds to stress, adrenaline is made and released quickly. This gives you an adrenaline rush.

Does coffee affect adrenal glands?

Caffeine causes neural excitation in the brain, which the pituitary gland perceives as an emergency and stimulates the adrenal glands to release adrenaline.

What causes adrenaline rush for no reason?

An adrenaline rush will usually have an underlying cause, such as stress or a tumor on the adrenal glands. People should consider seeing a doctor if they are experiencing frequent adrenaline rushes, as these can have an impact on health in the long term.

Does Hypoaldosteronism cause hyponatremia?

The syndrome of hypoaldosteronism results in hyperkalemia, metabolic acidosis, hyponatremia, decreased effective blood volume, and orthostatic hypotension. It may result from primary adrenal dysfunction, defective stimulation of aldosterone production, or target tissue unresponsiveness to aldosterone.

What is the most common cause of Conn syndrome?

Conn syndrome is often caused by either an adrenal tumor (adenoma) or bilateral adrenal hyperplasia. In most cases, individuals will experience hypertension that cannot be controlled with blood pressure medication.

How is Conn's syndrome diagnosed?

Conn’s Syndrome Diagnosis and Testing This is done primarily with blood tests looking for excess aldosterone levels, high blood pressure (usually diastolic hypertension) and blood potassium levels (low to normal). Confirming the disease. These tests are repeated and a CT scan of the adrenal glands is performed.

What is the side effect of spironolactone?

Drowsiness, dizziness, lightheadedness, stomach upset, diarrhea, nausea, vomiting, or headache may occur. To minimize lightheadedness, get up slowly when rising from a seated or lying position. If any of these effects persist or worsen, notify your doctor or pharmacist promptly.

How do you increase your aldosterone?

High blood levels of potassium typically signal the body to raise aldosterone production [1]. Aldosterone works in opposition to the atrial natriuretic peptide (ANP) produced in the heart, which excretes sodium and lowers blood pressure [3].

Which patient is most likely to have Conn's?

Too much leads to high blood pressure. Only 1 out of 100 or fewer of all cases of high blood pressure are caused by Conn’s syndrome. It is more common in females than in males. It can happen at any age, but more often in people in their 30s and 40s.