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Guided Uric Acid Exchange Rate (Plasma/Serum)

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

This test measures the rate at which uric acid is processed and cleared from your blood over a 24-hour period. It helps assess kidney function related to uric acid metabolism.

Quick summary

["This test evaluates how efficiently your kidneys remove uric acid from your bloodstream over time."]

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

Key facts at a glance

LOINC
87143-4
Short code
Guided UE PICC exch
Synonyms
Guided UE PICC exch
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
imaging-modality
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 Is Done

Your healthcare provider may order this test if you have symptoms like joint pain, kidney issues, or if uric acid levels are unusually high or low. It can also help diagnose conditions affecting uric acid metabolism, such as gout or certain kidney disorders.

What to Expect Before the Test

No special preparation is needed. You may collect a 24-hour urine sample by collecting all urine for a full day, or a blood sample may be taken at specific intervals to track uric acid levels over time. Follow your provider’s instructions carefully.

How the Test Is Performed

If urine is collected, you’ll start and end the sample at the same time each day. If blood is involved, samples may be drawn at intervals (e.g., every few hours). The test measures the rate at which uric acid appears in urine or is processed in blood.

Possible Results and Their Meaning

Results are interpreted based on your overall health and symptoms. High rates may indicate kidney problems or overproduction of uric acid, while low rates could suggest kidney dysfunction or other metabolic issues. Your provider will discuss findings with you.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance

Short name

Uric Acid Rate (24-hour Exchange)

Frequently asked questions

What does a high uric acid exchange rate mean?
A high rate may suggest your kidneys are not efficiently clearing uric acid, which could lead to conditions like gout, kidney stones, or chronic kidney disease. It may also indicate overproduction of uric acid from certain metabolic disorders.
What does a low uric acid exchange rate mean?
A low rate could indicate kidney problems where uric acid is not being processed normally. It may also be seen in certain genetic or metabolic conditions affecting uric acid metabolism.
How often should I get this test?
Your provider will determine the frequency based on your symptoms, medical history, and other test results. Regular monitoring may be needed if you have chronic kidney disease, gout, or other conditions affecting uric acid levels.
  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