The Study
Coronary Artery Calcification: From Molecular Mechanisms to Interventional Strategies
This article is like a teacher summarizing what lots of other scientists have found about calcium in heart arteries—it doesn’t do any new experiments. So it can tell you what people think is happening, but it can’t prove that one thing causes another.
Analysis score
Maximum 5 for a narrative review.
Where the score came from
Calcium builds up in heart arteries like rust on a pipe, but not all calcium is bad. Tiny specks make plaques likely to burst and cause heart attacks, while big, solid chunks make plaques stable. Doctors use CT scans to measure this calcium and know who’s at risk. Drugs called statins make calcium build up more, but they also make plaques safer — so even though the scan looks worse, your heart is actually protected.
Where does this study sit?
Reviews of RCTs (Meta-analyses)
Max 100Randomized Trials
Max 90Reviews of Cohort Studies
Max 85Cohort Studies
Max 72Reviews of Case-Control Studies
Max 63Case-Control Studies
Max 58Cross-Sectional & Case Series
Max 50Expert Opinion
Max 52 / 100
Quality score
Systematic reviews and meta-analyses of cohort studies. They sit above a single cohort study but below a single randomized trial, because the underlying evidence is still observational.
Key takeaways
Summary
Based on the study abstract and findings.
- 1Yes — even if your calcium score goes up on a scan after taking statins, you’re still getting protected from heart attacks.
- 2New tools like shockwave balloons help doctors safely treat very calcified arteries that were once hard to fix.
- 3CAC score of 0 = very low 10-year heart attack risk.
- 4CAC score >400 = high risk.
- 5Statins increase CAC scores over time but reduce heart attacks.
- 6IVL (shockwave balloon) successfully breaks deep calcium in 90%+ of cases.
Score breakdown, methodology, conflicts of interest, evidence analysis & raw study data
Publication
Journal
International Journal of Molecular Sciences
Year
2026
Authors
S. Živković, Vojko Mišević, K. Krupnikovic, Aleksa Obradovic, S. Timčić, A. Mandić, S. Juricic, Jelena Rakočević, M. Bojić, M. Dobrić
Related Content
Claims (7)
Statins increase calcium buildup in arteries while lowering the risk of heart attacks and strokes by making atherosclerotic plaques more stable.
A calcium buildup in the heart arteries, measured by a CT scan, predicts the likelihood of future heart problems: higher scores mean higher risk, and a score of zero strongly indicates no heart disease within 10 years.
Coronary plaques with small, scattered calcium deposits are linked to a higher risk of rupture, while plaques with large, solid calcium sheets are linked to a lower risk of rupture.
Intravascular lithotripsy uses sonic shockwaves to break up hard calcium deposits in heart arteries, leading to successful procedures with few complications in patients with severe artery calcification.
Using optical coherence tomography or intravascular ultrasound during heart stent procedures for calcified arteries leads to better procedural outcomes by allowing doctors to measure calcium deposits accurately and adjust stent placement accordingly.
Statins cause coronary artery calcification to increase over time by stabilizing plaque and lowering lipid levels, but they also reduce the risk of heart attacks and strokes in people with high calcification scores, meaning the increase in calcification does not cancel out the protective effect.
Not medical advice. For informational purposes only. Always consult a qualified healthcare professional before making health decisions.