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Canine Serum Albumin — Qualitative (Deprecated Test)

Published: August 9, 2026Updated: August 17, 2026

A blood test that checks for serum albumin in dogs. This older qualitative test has been deprecated and may be replaced by a quantitative albumin measurement.

Quick summary

["This deprecated test checks whether albumin is present in a dog's serum, but a quantitative albumin result is generally more informative."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 17, 2026Editorial policy

Key facts at a glance

LOINC
25395-5
Short code
Deprecated Dog Serum Alb IgE RAST Ql
Synonyms
Deprecated Dog Serum Alb IgE RAST Ql
Category
liver
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Ref low
10
Ref high
40
Critical range
— – 500 N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
CPT
84484
SNOMED
302774002
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 is this test?

This test examines a dog's blood serum for albumin, a protein made by the liver that helps maintain fluid balance and transports substances in the blood. The slug identifies it as a qualitative, deprecated test, meaning it reports presence or absence rather than a precise concentration.

Why might I need this test?

A veterinarian may use albumin testing as part of evaluating a dog's nutrition, liver function, gastrointestinal disease, kidney protein loss, dehydration, or other causes of illness. Because this version of the test is deprecated, a current quantitative albumin test is usually preferred.

How is the test performed?

Blood is collected from the dog, and the serum—the liquid portion after the cells have separated—is analyzed. The slug does not specify the laboratory method, and a qualitative result provides less detail than a measured albumin concentration.

How do I prepare for the test?

Preparation depends on the veterinarian's sampling plan. Fasting may occasionally be requested, but it should not be attempted unless the veterinarian specifically instructs you to withhold food, because fasting is not appropriate for every blood test.

Reference range

Adult: 10-40 U/LN/A

Specimen: serum

No special preparation required. Avoid fatty meals before the test if possible.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Canine serum albumin

Frequently asked questions

Is this still the preferred way to measure albumin in dogs?
No. The test is marked as deprecated, and a quantitative serum albumin measurement generally provides more useful information.
What does a qualitative albumin result mean?
It indicates whether albumin was detected in the sample rather than providing an exact concentration. It cannot by itself show how much albumin is present or how far it differs from the expected level.
Can other blood tests help interpret an abnormal albumin result?
Yes. Veterinarians commonly review albumin alongside liver tests, kidney tests, and the dog's symptoms, hydration status, and other laboratory results.
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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 17, 2026. · Read our editorial policy