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Serum or Plasma Mass Concentration of Uric Acid

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

This test measures the amount of uric acid, a waste product from your body’s natural breakdown of certain foods and substances, in your blood.

Quick summary

["Uric acid levels help diagnose and monitor conditions like gout or kidney issues."]

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

Key facts at a glance

LOINC
101443-0
Short code
suPAR Plas-mCnc
Synonyms
suPAR Plas-mCnc
Category
coagulation
Sample
plasma
Container
Lavender-top (EDTA) or Green-top (Heparin)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
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 Is This Test Done?

Your doctor may order this test to check for high uric acid levels, which can lead to gout, kidney stones, or other health problems. It’s also used to monitor treatments for conditions affecting uric acid metabolism.

What to Expect Before the Test

No special preparation is needed, but you may be asked to fast for 8–12 hours before the test if it’s part of a broader metabolic evaluation. Bring any medications you’re taking to your appointment.

What Happens During the Test?

A healthcare professional will draw blood from a vein in your arm. The sample is sent to a lab for analysis. The test is quick and typically done in a doctor’s office or clinic.

What Do Results Mean?

Results are compared to general reference ranges, but individual results can vary based on age, health, and other factors. High levels may signal conditions like gout or kidney problems, while low levels might indicate certain metabolic disorders.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance

Short name

Uric Acid Level

Frequently asked questions

What Are Common Causes of High Uric Acid?
High uric acid levels can result from diet (e.g., high-purine foods), kidney issues, certain medications, or genetic factors. Gout, kidney stones, and kidney disease are common conditions linked to elevated uric acid.
What Are Common Causes of Low Uric Acid?
Low uric acid levels are less common but may occur with certain genetic disorders, liver disease, or medications that affect uric acid production. Rarely, it can be linked to metabolic syndromes.
How Often Should I Get This Test?
Your doctor will determine how often you need this test based on your health history, symptoms, and treatment plan. Regular monitoring may be recommended if you have a history of gout, kidney disease, or metabolic disorders.
  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