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Lipoprotein.broad beta.subparticle.small

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

This test measures a specific protein or peptide in your blood, often linked to conditions like inflammation, kidney function, or other metabolic processes. Results help doctors assess health or diagnose potential issues.

Quick summary

This test helps monitor conditions affecting protein levels in your blood.

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

Key facts at a glance

LOINC
92718-6
Short code
IDL small Ser-sCnc
Synonyms
IDL small Ser-sCnc
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 detects a particular substance in your blood, which may be involved in processes like immune response, tissue repair, or metabolic balance. The exact substance isn’t specified, but it could relate to markers like cytokines, growth factors, or other small-molecule proteins.

Why It’s Ordered

Doctors may order this test to evaluate symptoms such as fatigue, swelling, organ dysfunction, or to monitor chronic conditions like kidney disease, liver issues, or autoimmune disorders. It may also be part of a broader screening or research study.

Common Uses

This test is often used in research or specialized clinical settings where precise measurement of specific biomarkers is needed. It may not be part of routine general health checks unless directed by a specialist.

Sample Collection and Preparation

A blood sample is drawn from a vein, typically in the arm. The blood is processed to separate serum or plasma, which is then analyzed for the target substance. Avoiding certain foods or medications for a few days before testing may improve accuracy.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance

Frequently asked questions

How might my results affect my treatment or care?
Results will be interpreted by your healthcare provider based on your medical history, symptoms, and other test results. Elevated or low levels may indicate underlying health concerns that need further evaluation, such as infections, inflammation, or organ damage.
What if my results are outside of normal ranges?
If your results are abnormal, your doctor may recommend additional tests, lifestyle changes, or treatments to address the potential issue. Follow-up may include monitoring this test or other related markers to track progress.
Do I need to prepare for this test?
Yes, your doctor may provide specific instructions, such as fasting or avoiding certain medications. Always follow these guidelines to ensure accurate results. If you have questions, ask your healthcare provider before the test.
  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