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HDL Cholesterol Test

⚠️ Update approaching🔬 Evidence: StrongCardiology
Diğer adları: Good cholesterol, HDL, HDL-C
⚠️

Discuss your test results with your doctor. This page is for informational purposes only and does not provide a diagnosis.

⚡ Key Facts

• Measures the amount of cholesterol carried by high-density lipoprotein (HDL) • Low levels are associated with increased cardiovascular risk • High HDL is not automatically protective — context matters • Part of the lipid panel

🧪 What Does This Test Measure?

The HDL cholesterol test measures the amount of cholesterol carried by high-density lipoprotein particles, which transport cholesterol from tissues back to the liver for processing.

📋 Why Is It Ordered?

Ordered as part of the lipid panel for cardiovascular risk assessment and metabolic syndrome evaluation.

🔧 Preparation

HDL cholesterol is measured as part of the lipid panel. Current guidelines accept non-fasting lipid panels as adequate in most situations.

📊 Reference Ranges

Low HDL (risk signal): <40 mg/dL (men), <50 mg/dL (women) Acceptable: 40–59 mg/dL Favorable: ≥60 mg/dL ⚠️ HDL levels should be interpreted within the context of the full lipid panel and overall cardiovascular risk.

⬆️ High Values

The clinical significance of high HDL depends on context; it is not automatically interpreted as protective. Genetic variants, alcohol use, and certain medications may elevate HDL.

⬇️ Low Values

Low HDL cholesterol may be associated with metabolic syndrome, insulin resistance, sedentary lifestyle, smoking, obesity, and certain genetic conditions.

⚙️ What Can Affect Results?

Physical activity, smoking, alcohol, body weight, diet, genetic predisposition, and certain medications may affect HDL cholesterol levels.

🔬 Evidence Summary

Strong evidence: 4 guidelines, 3 meta-analyses, 1 consensus review.

📚 Most Important Studies on This Topic

1

Plasma HDL cholesterol and risk of myocardial infarction: a mendelian randomisation study

Meta-analysis· The Lancet · 2012 · PMID: 22607825

2

2026 ACC/AHA/AACVPR/ABC/ACPM/ADA/AGS/APhA/ASPC/NLA/PCNA Guideline on the Management of Dyslipidemia

Guideline· Circulation · 2026 · PMID: 41824590

3

2019 ESC/EAS Guidelines for the management of dyslipidaemias: lipid modification to reduce cardiovascular risk

Guideline· European Heart Journal · 2019 · PMID: 31504418

✅ Key Takeaways

💡

What you learned: Low HDL cholesterol is associated with increased cardiovascular risk. However, high HDL is not automatically protective — the clinical significance depends on context.

⛔

An HDL result alone cannot determine cardiovascular risk. Total risk assessment, other lipid parameters, and clinical context are needed.

🔬 Sources Used on This Page

8 sources · Most recent publication: 2026
📋
Guideline
Expert society and guideline recommendations
4
sources
📊
Systematic review / meta-analysis
Combined analysis of multiple studies
3
sources
📖
Review
Comprehensive topic evaluation
1
source
Overall assessment: Evidence level for this topic is strong. This page is supported by 4 guidelines, 3 systematic reviews/meta-analysis, 1 review.

📝 Questions to Ask Your Doctor

Be prepared for your appointment. Add questions to your list.

📋 References

[PMID: 41824590] 2026 ACC/AHA/AACVPR/ABC/ACPM/ADA/AGS/APhA/ASPC/NLA/PCNA Guideline on the Management of Dyslipidemia. Circulation, 2026.
[PMID: 40878289] 2025 Focused Update of the 2019 ESC/EAS Guidelines for the management of dyslipidaemias. European Heart Journal, 2025.
[PMID: 31504418] 2019 ESC/EAS Guidelines for the management of dyslipidaemias: lipid modification to reduce cardiovascular risk. European Heart Journal, 2019.
[PMID: 30586774] 2018 AHA/ACC/AACVPR/AAPA/ABC/ACPM/ADA/AGS/APhA/ASPC/NLA/PCNA Guideline on the Management of Blood Cholesterol. Circulation, 2018.
[PMID: 28444290] Low-density lipoproteins cause atherosclerotic cardiovascular disease. 1. Evidence from genetic, epidemiologic, and clinical studies. A consensus statement from the European Atherosclerosis Society Consensus Panel. European Heart Journal, 2017.
[PMID: 22607825] Plasma HDL cholesterol and risk of myocardial infarction: a mendelian randomisation study. The Lancet, 2012.
[PMID: 21067804] Efficacy and safety of more intensive lowering of LDL cholesterol: a meta-analysis of data from 170,000 participants in 26 randomised trials. The Lancet, 2010.
[PMID: 16214597] Efficacy and safety of cholesterol-lowering treatment: prospective meta-analysis of data from 90,056 participants in 14 randomised trials of statins. The Lancet, 2005.
Last reviewed: 3/31/2026
Next review: 3/31/2027

⚖️ Comparisons

HDL vs LDL→

🔗 Related Topics

🩺 Metabolik sendrom🧪 LDL cholesterol🧪 Trigliserid🧪 Total kolesterol🧪 Açlık kan şekeri (metabolik sendrom bağlamı)
⚖️ This page does not replace medical advice. Make treatment decisions with your doctor.
Content is based on scientific studies indexed in PubMed and current clinical guidelines.