OVERVIEW:
What is the aldosterone level serum lab test?
An aldosterone level serum lab test is a blood test that measures the amount of aldosterone present in the blood.
Why is the aldosterone level serum lab test done?
An aldosterone level serum lab test is done in order to:
- Diagnose kidney problems,
- Diagnose certain heart problems,
- Diagnose adrenal disease,
- Diagnose high blood pressure that occurs at a young age,
- Diagnose orthostatic hypotension (low blood pressure on standing),
- Diagnose overproduction of aldosterone,
- Diagnose adrenal insufficiency (underactive adrenal gland).
What does an aldosterone serum lab test measure?
An aldosterone serum lab test measures the level of aldosterone present in the blood. Aldosterone is a hormone that helps kidney control salt, water, and potassium balance.
Are there any risks associated with this test?
There are no known risks associated with this test.
How should I prepare for this test?
Your doctor may ask you to stop taking certain medicines before this test. You must be on a sodium restricted diet for at least 15 days before the test.
What are the causes behind a high aldosterone level?
A high aldosterone level can be caused by kidney disease, heart failure, certain medicines, a tumor in the adrenal gland, liver disease, and abuse of diuretics (water pills).
What are the causes behind a low aldosterone level?
A low aldosterone level can be caused by kidney disease, Addison’s disease (adrenal insufficiency), and heparin treatment (medicine that helps prevent blood clots).
Does stress increase aldosterone?
Psychological stress increases the level of aldosterone.
Normal level of aldosterone in the blood is 2 – 9 ng/dL.
An aldosterone level serum lab test is done in order to:
- Diagnose kidney problems,
- Diagnose certain heart problems,
- Diagnose adrenal disease,
- Diagnose high blood pressure that occurs at a young age,
- Diagnose orthostatic hypotension (low blood pressure on standing),
- Diagnose overproduction of aldosterone,
- Diagnose adrenal insufficiency (underactive adrenal gland).
