Uric Acid, Serum
Kidney · Blood
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No lab currently offers this test.
About this test
What is a Serum Uric Acid Test?
- Measures the amount of uric acid in the blood.
- Uric acid is a waste product formed when the body breaks down purines found in many foods and in the body’s own cells.
Key Parameter
| Parameter | What it shows |
|---|---|
| Uric Acid (mg/dL) | Concentration of uric acid in the bloodstream |
Why the Test is Done
- Routine health check‑ups.
- Evaluation of symptoms such as joint pain, swelling, or kidney problems.
- Monitoring patients with gout, kidney disease, or metabolic syndrome.
- Screening for early signs of kidney dysfunction or hyperuricemia.
Early Detection
The test can help identify signs of gout, kidney disease, or metabolic syndrome, but it does not diagnose these conditions on its own. A doctor interprets the result together with symptoms, history, and other tests.
What Abnormal Results May Indicate
- High uric acid (hyperuricemia) can be associated with gout, kidney stones, hypertension, or metabolic syndrome. It may also result from dehydration, high purine diet, certain medications, or rapid cell turnover.
- Low uric acid is less common but may occur with liver disease, certain genetic disorders, or excessive vitamin C intake.
Who Might Be Advised to Get This Test
- Adults with a family history of gout or kidney disease.
- Individuals with unexplained joint pain or swelling.
- Patients with hypertension, diabetes, or obesity.
- People on medications that affect uric acid levels (e.g., diuretics, low‑dose aspirin).
In short: A serum uric acid test measures waste product levels in the blood and helps doctors spot potential gout, kidney issues, or metabolic problems early, but it is only one piece of the diagnostic puzzle.
Used for detecting / monitoring
Before your test
- Fasting: Not required. If you are also having tests that require fasting (e.g., fasting glucose), follow the fasting instructions for those tests.
- Procedure: A healthcare professional will draw a small amount of blood (usually 5–10 mL) from a vein in your arm using a needle. The process takes about 5 minutes.
- Discomfort: You may feel a brief pinch or sting when the needle is inserted. The site may be sore for a few minutes afterward.
- Precautions: No special medication timing or hydration instructions are needed for this test alone. If you are on medications that affect uric acid (e.g., diuretics, aspirin), inform your clinician.
- Note: Always confirm specific preparation details with your doctor or the laboratory. This information is general educational content and not a substitute for professional medical advice.
Sample type: Blood
Report parameter guide
Uric Acid
A waste product formed from the breakdown of purines, which are substances found in many foods and in the body's own cells.
Low: May indicate overactive uric acid excretion, low purine intake, or certain medications that lower uric acid.
High: May indicate reduced kidney clearance, high purine intake, dehydration, or conditions like gout, metabolic syndrome, or kidney disease.