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Lipoprotein(a) and Cardiovascular Risk: Emerging Therapeutic Perspectives with Implications for Chronic Kidney
Luca Di Lullo1, Paola Peverini2, Antonio Bellasi3
1Department of Nephrology and Dialysis, Azienda USL Roma 6, Ariccia, Italy, dilulloluca69@gmail.com.
Insights
Lipoprotein(a) [Lp(a)], a genetic risk factor for cardiovascular disease, should be measured once in adulthood. New therapies lower Lp(a), but cardiovascular outcome data are pending.
Area of Science:
- Cardiovascular Medicine
- Genetics
- Pharmacology
Background:
- Lipoprotein(a) [Lp(a)] is an LDL-like particle linked to cardiovascular disease.
- Elevated Lp(a) is a genetically determined risk factor for atherosclerotic cardiovascular disease and calcific aortic valve stenosis.
- Lp(a) measurement is recommended for cardiovascular risk assessment, especially in individuals with suboptimal LDL-cholesterol control.
Purpose of the Study:
- To review the role of Lp(a) in cardiovascular disease, particularly in chronic kidney disease (CKD).
- To discuss the current understanding of Lp(a) genetics and its limited modifiability by lifestyle or conventional therapies.
- To highlight emerging Lp(a)-lowering therapies and the need for outcome data.
Main Methods:
- Literature review of Lp(a) in cardiovascular disease and CKD.
- Analysis of current guidelines regarding Lp(a) measurement.
- Overview of novel Lp(a)-lowering therapeutic strategies.
Main Results:
- Elevated Lp(a) is an independent risk factor for cardiovascular disease and calcific aortic valve stenosis.
- Lp(a) levels are primarily inherited and minimally affected by lifestyle or standard lipid-lowering treatments.
- Lp(a) may increase in chronic kidney disease, contributing to cardiovascular risk, though the causal link is not fully established.
Conclusions:
- Measuring Lp(a) is crucial for refining cardiovascular risk assessment in adults.
- Novel therapies show promise in reducing Lp(a) levels, but clinical outcome data are essential.
- Further research is needed to clarify the causal role of Lp(a) in CKD-related cardiovascular events.
Background:
Lipoprotein(a) (Lp(a)) is an low-density lipoprotein (LDL)-like particle containing apolipoprotein B100 covalently bound to apolipoprotein(a). Elevated Lp(a) is now recognized as a genetically determined, independent, and likely causal risk factor for atherosclerotic cardiovascular disease, calcific aortic valve stenosis, and residual cardiovascular risk despite optimal LDL cholesterol control. Current European and North American recommendations support measuring Lp(a) at least once in adulthood, particularly for cardiovascular risk refinement. Lp(a) levels are predominantly inherited and are only modestly influenced by lifestyle or conventional lipid-lowering therapies.
Summary:
Chronic kidney disease (CKD) represents a clinically relevant setting in which Lp(a) levels may rise as renal function declines, contributing to the excess cardiovascular burden and residual risk (including severe vascular calcification) left unaddressed by historical statin trials in the end-stage renal disease population. However, the causal role of Lp(a) in CKD-related cardiovascular disease remains incompletely defined.
Key Messages:
Novel RNA-based and small molecule therapies, including pelacarsen, olpasiran, lepodisiran, zerlasiran, and muvalaplin, have shown marked Lp(a)-lowering effects, but definitive cardiovascular outcome data are still missing.
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