AI Insight
A study of over 20,000 individuals found that very high levels of lipoprotein(a), or Lp(a), a genetically inherited cholesterol-related particle, significantly increase the risk of major cardiovascular events, especially stroke and cardiovascular death. Elevated Lp(a) levels are not detected by standard cholesterol tests, meaning many people may have an unrecognized cardiovascular risk factor. A simple blood test specifically measuring Lp(a) could identify this hidden risk in approximately 20% of the population.
Why it matters
This finding suggests that routine screening for Lp(a) could identify individuals at elevated cardiovascular risk who would otherwise appear healthy on standard cholesterol panels, potentially allowing for earlier intervention and prevention strategies. The genetic nature of elevated Lp(a) means family screening could also identify at-risk relatives.
Understand the Science
Very high levels of the inherited cholesterol-related particle Lp(a) were linked to a greater risk of major cardiovascular events, particularly stroke and cardiovascular death, in a study of more than 20,000 people. Since elevated Lp(a) often flies completely under the radar, a simple blood test could uncover hidden heart risk that standard cholesterol testing may miss.
Source: 1 in 5 people may carry this hidden genetic heart risk