Severe-extensive coronary atherosclerosis in low-risk individuals and absence of coronary atherosclerosis in high-risk individuals: the SCAPIS extremes project - Summary - MDSpire

Severe-extensive coronary atherosclerosis in low-risk individuals and absence of coronary atherosclerosis in high-risk individuals: the SCAPIS extremes project

  • By

  • Madeleine Johansson

  • Göran Bergström

  • Tomas Jernberg

  • Emil Hagström

  • Stefan Söderberg

  • Carl Johan Östgren

  • Gunnar Engström

  • Anders Gottsäter

  • Peter M Nilsson

  • July 11, 2025

  • 0 min

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Objective:

To assess the presence and absence of coronary atherosclerosis in individuals at high and low estimated cardiovascular risk, highlighting the unexpected outcomes.

Key Findings:
  • 1.2% of non-diabetic subjects and 14.0% of diabetic subjects exhibited no coronary plaques despite being classified as high SCORE2 risk.
  • 0.7% of non-diabetic subjects and 0.3% of diabetic subjects showed severe-extensive coronary plaques despite being classified as low SCORE2 risk.
  • Factors associated with severe-extensive coronary plaque burden included male gender, older age, smoking history, hypertension, and hyperlipidaemia.
Interpretation:

The study highlights a significant mismatch between estimated cardiovascular risk and actual coronary atherosclerosis, indicating the need for improved risk assessment methods to better identify individuals at risk.

Limitations:
  • The study is cross-sectional, limiting causal inferences regarding the relationship between risk factors and coronary atherosclerosis.
  • Findings may not be generalizable beyond the Swedish population, which may have unique demographic and health characteristics.
Conclusion:

Future research is needed to explore protective mechanisms against atherosclerosis in high-risk individuals and to refine cardiovascular risk assessment tools, particularly in identifying those who may be misclassified.

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