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Serum or plasma concentration of uric acid (substance concentration measurement)

Published: August 9, 2026Updated: August 16, 2026

This test measures the amount of uric acid in your blood, which is a natural substance produced when your body breaks down certain foods and substances, including purines found in meat and seafood.

Quick summary

["Uric acid helps form urine, but high levels may indicate health concerns."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
111024-6
Short code
MuV IgG Msmt Ser
Synonyms
MuV IgG Msmt Ser
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
CPT
82784
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

Why This Test Might Be Ordered

Your healthcare provider may recommend this test to check for conditions like gout, kidney disease, or other metabolic issues. It could also be part of routine monitoring for people at higher risk of kidney stones or gout attacks.

What to Expect Before the Test

No special preparation is usually needed, but you may be asked to fast for 8–12 hours before the test if it involves a blood draw. Avoid excessive alcohol or high-purine foods 24 hours beforehand if instructed.

How the Test Is Performed

A healthcare professional will draw blood from a vein in your arm using a small needle. The blood sample is then sent to a lab for analysis.

What the Results Mean

Results are compared to standard reference ranges, but exact values can vary by lab. High uric acid levels may signal conditions like hyperuricemia or kidney dysfunction, while very low levels might indicate certain genetic disorders or liver/kidney issues.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Elevated uric acid is often linked to gout, kidney stones, or cardiovascular risks. Low levels may raise concerns about metabolic disorders or genetic conditions, though they’re less common. Always discuss results with your provider for personalized interpretation.

Short name

Uric Acid

Frequently asked questions

What causes uric acid levels to be high?
High uric acid can result from diet (rich in purines), kidney problems, certain medications, or metabolic syndromes. Genetics may also play a role in some individuals.
What symptoms might indicate abnormal uric acid levels?
Symptoms of high uric acid include joint pain (gout), kidney stones, or fatigue. Low levels typically don’t cause symptoms unless associated with other health conditions.
Can lifestyle changes affect uric acid test results?
Yes—dietary adjustments (reducing purines, staying hydrated), weight management, and avoiding alcohol can influence uric acid levels. Always follow your provider’s guidance on timing for accurate results.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy