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Cardiovascular

ApoB (Apolipoprotein B)

ApoB provides a precise measure of cardiovascular risk that goes beyond standard cholesterol. Heart disease risk increases after menopause, making ApoB an important marker for women.

Doctor's Assessment Included

Reference Ranges

No established reference range

There is no generally accepted reference value for apolipoprotein B. Unlike most blood values, apo B is not judged against a single normal range but against a target that depends on your personal cardiovascular risk (ESC/EAS 2019). Reference values also differ between laboratories and measurement methods. Your lab report states the value used in your case; discuss what it means with your doctor.

Unit: g/l

Reference ranges may vary between laboratories. When you order a test, a BIG-registered doctor assesses your personal results in context. For treatment decisions, discuss your results with your GP.

What It Measures

This test measures the total number of atherogenic lipoprotein particles by quantifying ApoB protein. It is considered by many experts to be a superior marker of cardiovascular risk compared to LDL cholesterol.

Why It Matters

ApoB may be a stronger predictor of cardiovascular events than LDL cholesterol because it counts all atherogenic particles, not just cholesterol content. Elevated ApoB may increase risk even when LDL appears normal. Consult your healthcare provider.

When to Test

Testing is recommended for comprehensive cardiovascular risk assessment, particularly if you have metabolic syndrome, diabetes, or a family history of premature heart disease.

Symptoms

Low Levels

Low ApoB levels are generally favourable and suggest fewer atherogenic particles in circulation.

High Levels

Elevated ApoB does not cause direct symptoms but is associated with accelerated atherosclerosis and increased cardiovascular event risk over time.

Recommendations

Female

If Low

Low ApoB is favourable and indicates fewer atherogenic particles.

If High

Elevated ApoB increases cardiovascular risk more than LDL alone. Consider more aggressive treatment.

Lifestyle Tips

A heart-healthy diet low in saturated fat and trans fat, regular exercise, maintaining a healthy weight, and managing metabolic conditions can all help lower ApoB levels.

Frequently Asked Questions

Is ApoB better than LDL for predicting heart disease?
Many experts consider ApoB a more accurate predictor because it measures the number of atherogenic particles rather than just the cholesterol they carry. Discuss with your healthcare provider which markers are most relevant for you.
Can ApoB be high with normal LDL?
Yes, this can happen when you have many small, dense LDL particles. Each carries less cholesterol but the same one ApoB, so particle count (ApoB) may be elevated even when LDL cholesterol appears normal.
How can I lower my ApoB?
Diet, exercise, weight management, and when necessary, medical treatment can help lower ApoB. Your healthcare provider can develop an appropriate plan for you.

Tests with related values

These panels measure values from the same category as this marker.

ApoB (Apolipoprotein B)

€26,-