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Lipid profile with specific lipoprotein subfraction analysis (including apolipoprotein B)

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

This test measures cholesterol and triglyceride levels, as well as specific protein markers (apolipoproteins) that help assess your risk of heart disease and other cardiovascular conditions.

Quick summary

["Helps identify high-risk cholesterol patterns linked to heart disease risk."]

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

Key facts at a glance

LOINC
92931-5
Short code
LPA c.5673A>G Geno Bld/T
Synonyms
LPA c.5673A>G Geno Bld/T
Category
chemistry
Sample
whole-blood
Container
Lavender-top (EDTA)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
molgen
Specimen volume
3 mL
Stability
Room temperature: 4h, Refrigerated: 24h
Hemolysis max
0
Lipemia max
0
Icterus max
0
TAT
4–24 hours
Order
routine

What Does This Test Measure?

Your blood sample will be analyzed for total cholesterol, triglycerides, and high-density lipoprotein (HDL) cholesterol, along with apolipoprotein B levels. These measurements help evaluate the types and amounts of fats in your blood that may contribute to plaque buildup in arteries.

Why Is This Test Important?

High levels of certain fats (like LDL cholesterol) or specific proteins (like apolipoprotein B) can increase your risk of developing heart disease or stroke. This test helps doctors determine if your cholesterol levels are healthy or if lifestyle or treatment changes are needed.

How Is This Test Performed?

A small blood sample is drawn from a vein, usually in your arm. The sample is then sent to a lab for analysis using advanced techniques to measure the precise amounts of fats and proteins in your blood.

What Are Common Results and Next Steps?

Results may show whether your cholesterol and protein levels are within healthy ranges or if they suggest a need for further evaluation or changes in diet, exercise, or medication. Your healthcare provider will discuss these findings with you.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

This test plays a critical role in assessing cardiovascular risk by identifying patterns of cholesterol and lipoprotein metabolism that may not be detected by standard cholesterol tests alone. High apolipoprotein B levels, for example, are strongly associated with increased risk of atherosclerosis and heart disease, guiding personalized prevention strategies.

Short name

Lipid panel with apolipoprotein B

Frequently asked questions

What does an abnormal result mean for my health?
An abnormal result may indicate an elevated risk of heart disease or other cardiovascular issues. Your doctor will review these findings with you to recommend lifestyle changes, medications, or further testing if needed.
How often should I get this test?
Your doctor will determine the frequency based on your overall health, family history, and risk factors. Typically, such tests are recommended every 1–5 years, depending on your individual needs.
Can diet or exercise affect these test results?
Yes, diet and exercise can significantly impact cholesterol and lipoprotein levels. Eating a heart-healthy diet, reducing saturated fats, and staying active can improve results and lower your cardiovascular risk.
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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 16, 2026. · Read our editorial policy