Skip to content

Serum soluble liver enzyme activity (e.g., alkaline phosphatase or gamma-glutamyl transferase)

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

This test measures certain enzymes found in your blood that help assess liver function by checking for soluble forms of these enzymes, which may leak into the bloodstream if the liver is damaged.

Quick summary

["This test helps detect early signs of liver injury or disease by identifying soluble enzyme fragments in your blood."]

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

Key facts at a glance

LOINC
13925-3
Short code
Soluble liver Ab Ser Ql
Synonyms
Soluble liver Ab Ser Ql
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
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

What This Test Measures

The test looks for soluble fragments of liver enzymes, such as alkaline phosphatase or gamma-glutamyl transferase, which are released into the blood when liver cells are damaged or stressed. These fragments are measured to determine if liver function is compromised.

Why It’s Done

Doctors may order this test if you have symptoms like fatigue, jaundice (yellowing of skin/eyes), abdominal pain, or if you have risk factors for liver disease, such as heavy alcohol use, hepatitis, or certain medications.

Common Uses

This test can help monitor liver health before or after treatments, evaluate chronic liver conditions, or screen for liver damage in people with known risk factors.

What to Expect

A blood sample is drawn from a vein, usually in your arm. The test involves collecting serum (liquid part of blood after clotting) and analyzing it for soluble enzyme fragments. Results are compared to baseline or reference ranges to identify abnormalities.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance

Short name

None

Frequently asked questions

How long will it take to get my results?
Results are typically available within 1–3 business days, depending on your lab’s processing time. Follow-up with your healthcare provider is recommended to interpret results in the context of your overall health.
What does a high or low result mean?
High levels of soluble liver enzymes may indicate liver damage, inflammation, or disease. Low levels alone may not be clinically significant but could be part of a broader evaluation. Your doctor will discuss findings with you based on your medical history and symptoms.
Can I eat or drink before this test?
You may eat and drink normally unless instructed otherwise. Some tests may require fasting, but this test does not. Always follow your healthcare provider’s specific instructions for preparation.
  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