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Lipid profile with specific mass concentration measurements of triglycerides, cholesterol fractions (total, HDL, LDL), and apolipoproteins (ApoA1, ApoB)

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

This test measures key fats and proteins in your blood that help assess heart health and cholesterol levels.

Quick summary

["Your lipid profile helps track heart disease risk and guide cholesterol management."]

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

Key facts at a glance

LOINC
77920-7
Short code
LV Myo mass/Ht exp 2.7 2D US
Synonyms
LV Myo mass/Ht exp 2.7 2D US
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
us-d
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 includes measurements for triglycerides, total cholesterol, high-density lipoprotein (HDL) cholesterol, low-density lipoprotein (LDL) cholesterol, and apolipoproteins ApoA1 and ApoB. These components help evaluate your overall lipid (fat) profile, which is important for heart health.

Why It Matters for Heart Health

High levels of triglycerides, LDL cholesterol, or ApoB, combined with low HDL cholesterol, increase your risk for atherosclerosis (plaque buildup in arteries) and cardiovascular disease. ApoA1 and ApoB also help assess how well your body processes fats.

Common Conditions Monitored

This test is often used to monitor conditions like high cholesterol, familial hypercholesterolemia, or metabolic syndrome. It may also be part of routine cardiovascular risk assessments or after a heart attack to track recovery.

Sample Collection and Preparation

A blood sample is drawn from a vein, typically in your arm. The sample is processed to separate serum or plasma for testing. This test may be done as part of a fasting blood test (usually after 8–12 hours without food) or as a non-fasting test, depending on clinical needs.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Elevated triglycerides, LDL cholesterol, or ApoB levels may indicate an increased risk of heart disease or stroke. Low HDL cholesterol or abnormal ApoA1 levels could also signal potential issues. This test helps healthcare providers tailor cholesterol-lowering treatments, such as diet, exercise, or medications, to reduce risks effectively.

Short name

Lipid panel with detailed mass concentration data

Frequently asked questions

What Does a High or Low Result Mean?
High results for triglycerides, LDL cholesterol, or ApoB may signal the need for lifestyle changes or medical interventions to lower these levels. Low HDL cholesterol or abnormal ApoA1 levels may also warrant further evaluation, as they can contribute to cardiovascular risks.
Does This Test Require Fasting?
Yes, fasting is often required for this test (typically 8–12 hours without food). Your provider will confirm if fasting is needed before your appointment.
How Often Should I Get This Test?
Healthcare providers usually recommend this test every 1–5 years, depending on your age, risk factors, and overall health. If you have a history of heart disease or risk factors like high blood pressure or diabetes, you may need more frequent testing.
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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