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Ursocholate (Bile Acid) Concentration in Serum or Plasma

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

This test measures the amount of ursodeoxycholic acid, a bile acid, in your blood. It helps assess liver function and bile flow, particularly in conditions affecting bile acid metabolism.

Quick summary

["This test helps doctors evaluate liver health and bile acid processing."]

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

Key facts at a glance

LOINC
73098-6
Short code
Ursodeoxycholate ind plt IgG SerPl Ql FC
Synonyms
Ursodeoxycholate ind plt IgG SerPl Ql FC
Category
hematology
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
flow-cytometry
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 if you have symptoms like fatigue, abdominal pain, or unexplained liver issues. It’s also used to monitor conditions like primary biliary cholangitis (PBC) or other liver diseases affecting bile acid production.

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 draw if your lab requires it. Wear a loose shirt for easy access to your arm.

What the Test Involves

A healthcare professional will draw blood from a vein in your arm. You may feel a slight pinch, but it’s quick and shouldn’t cause significant discomfort.

What the Results Mean

Higher-than-normal levels may indicate liver disease, bile duct blockage, or other metabolic disorders. Lower-than-normal levels could suggest malabsorption or certain genetic conditions. Your doctor will interpret results in the context of your overall health.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Bile Acid Level

Frequently asked questions

How long does it take to get results?
Results are typically available within 1–3 business days, depending on your lab’s processing time. Your doctor will contact you with the final report.
Can diet affect bile acid test results?
Dietary changes, especially high-fat or high-fiber foods, may influence bile acid levels temporarily. Follow your doctor’s advice if fasting is required; avoid alcohol or certain medications before testing.
Is this test painful?
The blood draw is brief and may cause mild discomfort, but most people tolerate it well. If you have a hard time with needles, let your doctor know so they can prepare accordingly.
  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