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Lipoprotein Subfraction Analysis by Electrophoresis (Serum/Plasma)

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

This test measures different types of cholesterol and fat particles (lipoproteins) in your blood, which help assess heart health and risk of cardiovascular disease.

Quick summary

["Understanding your lipoprotein composition can help identify risks for heart disease and guide treatment plans."]

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

Key facts at a glance

LOINC
51002-4
Short code
Lipoprotein midband A SerPl-mCnc
Synonyms
Lipoprotein midband A SerPl-mCnc
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

Why This Test Is Done

Your healthcare provider may order this test if you have risk factors for heart disease, such as high cholesterol, a family history of heart problems, or if you’re experiencing symptoms like chest pain or fatigue. It can also be used to monitor treatments for conditions like high cholesterol or diabetes.

What to Expect Before the Test

No special preparation is needed, but you may be asked to fast for 8–12 hours before the test if it involves a blood draw. Wear comfortable clothing and plan to stay near a testing facility for a short time.

How the Test Works

Blood is drawn and separated into serum or plasma. Lipoproteins are then separated by size and density using electrophoresis, a technique that sorts them based on their electrical charge.

Interpreting Your Results

Results show proportions of different lipoprotein types (e.g., LDL, HDL, VLDL), which help assess cholesterol levels and cardiovascular risk. Your provider will discuss these with you based on your overall health.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Lipoprotein Profile

Frequently asked questions

What does a lipoprotein profile test measure?
It measures the concentration and distribution of different lipoprotein particles (e.g., low-density lipoprotein, high-density lipoprotein, very-low-density lipoprotein) in your blood, which reflect how cholesterol and fats are transported.
How long does it take to get results?
Results are typically available within 1–3 business days, depending on lab processing times and your provider’s workflow.
Can diet affect lipoprotein test results?
Yes, diet plays a major role. Fatty foods, sugars, and processed foods can raise LDL and triglycerides, while fiber-rich foods and healthy fats (e.g., olive oil, nuts) may support healthier lipoprotein levels. Your provider may recommend dietary adjustments based on your results.
  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