Multiparametric Cardiac Magnetic Resonance Characterization of the Noninfarcted Myocardium: Definition, Assessment, and Clinical Significance - PubMed
3 hours ago
- #noninfarcted myocardium
- #acute myocardial infarction
- #cardiac magnetic resonance
- Acute myocardial infarction (AMI) is a leading cause of cardiovascular morbidity and mortality.
- Cardiac magnetic resonance (CMR) is crucial for assessing tissue changes in the infarcted area, but focus has been on infarct size and peri-infarct regions.
- The noninfarcted myocardium (NIM) surrounding the infarct undergoes functional, structural, and inflammatory changes due to ischemic injury.
- CMR can detect NIM changes like inflammation, interstitial expansion, and altered myocardial deformation, indicating its active role in post-AMI heart disease progression.
- Targeting the NIM with anti-inflammatory and anti-fibrotic therapies may improve patient outcomes, making it a tool for risk stratification and therapeutic targeting.