[Cholesterol homeostasis and cardiovascular risk]

Area of Science:

• Biochemistry
• Cardiology
• Pharmacology

Context:

• Hypercholesterolemia is a significant risk factor for cardiovascular diseases.
• Serum cholesterol levels are influenced by intestinal absorption and liver synthesis.
• Statins, inhibitors of HMG-CoA-reductase, are primary treatments for lowering cholesterol and reducing cardiovascular morbidity.

Purpose:

• To review current literature on the relationship between cholesterol absorption, synthesis, and response to statin therapy.
• To explore the association between cholesterol absorption/synthesis balance and cardiovascular risk.
• To propose future studies for personalized lipid-lowering strategies.

Summary:

• Statins target cholesterol synthesis, but high baseline cholesterol absorption may reduce their efficacy.
• Emerging evidence links increased cholesterol absorption and decreased hepatic synthesis to heightened cardiovascular risk.
• This review examines the interplay of cholesterol absorption and synthesis in managing hypercholesterolemia.

Impact:

• Findings may guide the development of individualized lipid-lowering therapies.
• Determining the baseline cholesterol absorption/synthesis ratio could optimize cardiovascular risk reduction.
• This approach may enhance the effectiveness of statin therapy and improve patient outcomes.