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Serum/plasma mass concentration of clavalbl (a generic term for a protein or blood component analyzed via electrophoresis)

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

This test measures the distribution of different proteins in your blood, often used to check for abnormalities in protein levels, such as those seen in conditions like multiple myeloma or liver disease.

Quick summary

["Helps identify protein imbalances that may signal underlying health concerns."]

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

Key facts at a glance

LOINC
97375-0
Short code
XR Clavicle-Bl AP+Obl
Synonyms
XR Clavicle-Bl AP+Obl
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
xr
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 Measuring?

Serum protein electrophoresis (SPE) separates blood proteins into fractions—such as albumin, globulins, and other proteins—using an electric field. This helps detect unusual patterns that might indicate conditions like infections, immune disorders, or chronic diseases.

Why Might You Need This Test?

Your doctor may order this test if you have symptoms like unexplained weight loss, fatigue, swollen lymph nodes, or signs of organ dysfunction. It’s also used to monitor treatment progress in certain blood or immune disorders.

Common Uses in Healthcare

This test is often part of a broader evaluation for conditions like multiple myeloma, liver disease, or autoimmune disorders. It may also be used to assess protein levels in chronic kidney disease or after certain treatments.

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 test if your lab requires it. Wear comfortable clothing for blood draws, as you’ll need to sit still for a short time.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance

Short name

Serum protein electrophoresis (qualitative)

Frequently asked questions

Abnormal protein patterns can signal serious conditions, such as high levels of monoclonal proteins (seen in multiple myeloma) or low albumin (linked to liver/kidney disease). Early detection can guide treatment decisions.
This test alone doesn’t diagnose a specific disease but provides critical clues for further evaluation by your healthcare provider.
How long will results take?
Results are typically available within 1–3 business days, depending on your lab’s processing time. Your doctor will discuss findings during your follow-up visit.
Can I eat or drink before this test?
Check with your doctor or lab for specific instructions, but fasting may be required for some blood tests. If unsure, ask your healthcare team before the appointment.
  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