Mid-Atlantic · Aldosterone-to-Renin Ratio Test – Lab Test
Aldosterone-to-Renin Ratio Test – Lab Test in Washington DC
Aldosterone-to-Renin Ratio Test – Lab Test is a laboratory test you can request directly. This test measures the ratio of two hormones in your blood to help assess kidney function and blood pressure regulation.
What this test is
The aldosterone-to-renin ratio (ARR) test measures the amounts of aldosterone and renin in your blood. Aldosterone and renin are hormones produced by the adrenal glands and kidneys, respectively, that work together to control blood pressure.
What it measures
- Aldosterone — a hormone that regulates salt and water balance
- Renin — an enzyme that helps regulate blood pressure
- Aldosterone-to-Renin Ratio — a calculated value reflecting hormonal balance
What the test involves
This test requires a blood sample, which is typically collected through a standard venipuncture procedure. A healthcare professional will draw blood from a vein in your arm.
Why it is often ordered
Clinicians may order this test to investigate the causes of high blood pressure, particularly when it is difficult to control or appears early. It can help identify potential issues with the adrenal glands or kidneys.
Preparation
It is important to follow the specific preparation instructions provided by the laboratory. These instructions may include dietary restrictions or medication adjustments.
How results are reported
Results are typically reported as a ratio and may take several business days to process. Reference ranges for this test vary significantly between laboratories, so results should be interpreted by your healthcare provider.
Before you go
- Specific preparation instructions
- How to collect the blood sample
- Typical turnaround time for results
Cities
Aldosterone-to-Renin Ratio Test – Lab Test in Washington DC communities
Choose your city for local context and to request this test.