CMR assessment of epicardial edipose tissue in relation to myocardial inflammation and fibrosis in patients with new-onset atrial arrhythmias after STEMI

Abstract Background Previous studies have shown that epicardial edipose tissue(EAT) appears to be associated with myocardial inflammation and fibrosis, but this is not clear in patients with new-onset atrial arrhythmias after STEMI. The present study focused on using CMR to assess the association of...

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Main Authors: Yanfei Ren, Xinjia Du, Maochen Li, Lei Chen, Jiahua Liu, Yixuan Wu, Yuan Lu
Format: Article
Language:English
Published: BMC 2025-01-01
Series:BMC Cardiovascular Disorders
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Online Access:https://doi.org/10.1186/s12872-025-04486-1
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author Yanfei Ren
Xinjia Du
Maochen Li
Lei Chen
Jiahua Liu
Yixuan Wu
Yuan Lu
author_facet Yanfei Ren
Xinjia Du
Maochen Li
Lei Chen
Jiahua Liu
Yixuan Wu
Yuan Lu
author_sort Yanfei Ren
collection DOAJ
description Abstract Background Previous studies have shown that epicardial edipose tissue(EAT) appears to be associated with myocardial inflammation and fibrosis, but this is not clear in patients with new-onset atrial arrhythmias after STEMI. The present study focused on using CMR to assess the association of epicardial fat with myocardial inflammation and fibrosis and its predictive value in patients with new-onset atrial arrhythmias after STEMI. Methods This was a single-centre, retrospective study. We consecutively selected patients who completed CMR during their hospitalisation for PCI after STEMI from May 2019-January 2023, and then underwent regular follow-up, grouped by the presence or absence of new atrial arrhythmias, and enrolled patients were divided into atrial arrhythmia and non-atrial arrhythmia groups. Results In the atrial arrhythmia group, age, heart rate, Peak hs-TnT, PeakNT-proBNP, EATV, LAES, LAED, T1 native, T1*, ECV, and T2 were higher than those in the non-atrial arrhythmia group, and LVEF was lower than those in the non-atrial arrhythmia group. EATV showed a positive and significant correlation with T1native, T1*, ECV, and T2. (T1 native: r = 0.476,p < 0.001; ECV: r = 0.529,p < 0.001; T1*: r = 0.467,p < 0.001; T2: r = 0.538,p < 0.001). Multifactorial logistic regression analysis showed age, LVEF, EATV, T1*,ECV, T2 as independent risk factors for atrial arrhythmia. (p < 0.05) ROC analysis showed that the AUC for age was 0.568; AUC for LVEF was 0.656; AUC for EATV was 0.768; AUC for ECV was 0.705; AUC for T1* was 0.612; and AUC for T2 was 0.772. Conclusion In patients with STEMI, EAT is associated with myocardial inflammation, fibrosis. Age, LVEF, EATV, T1*,ECV, T2 are independent risk factors for new onset atrial arrhythmias and have good predictive value.
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spelling doaj-art-e5b41598d7da414ea742e5ff0fda0ee12025-01-26T12:14:20ZengBMCBMC Cardiovascular Disorders1471-22612025-01-0125111010.1186/s12872-025-04486-1CMR assessment of epicardial edipose tissue in relation to myocardial inflammation and fibrosis in patients with new-onset atrial arrhythmias after STEMIYanfei Ren0Xinjia Du1Maochen Li2Lei Chen3Jiahua Liu4Yixuan Wu5Yuan Lu6Department of Cardiology, The Affiliated Hospital of Xuzhou Medical UniversityDepartment of Cardiology, The Affiliated Hospital of Xuzhou Medical UniversityDepartment of Cardiology, The Affiliated Hospital of Xuzhou Medical UniversityDepartment of Cardiology, Tongji University School of Medicine, Shanghai Tenth People’s HospitalDepartment of Cardiology, The Affiliated Hospital of Xuzhou Medical UniversityDepartment of Cardiology, The Affiliated Hospital of Xuzhou Medical UniversityDepartment of Cardiology, The Affiliated Hospital of Xuzhou Medical UniversityAbstract Background Previous studies have shown that epicardial edipose tissue(EAT) appears to be associated with myocardial inflammation and fibrosis, but this is not clear in patients with new-onset atrial arrhythmias after STEMI. The present study focused on using CMR to assess the association of epicardial fat with myocardial inflammation and fibrosis and its predictive value in patients with new-onset atrial arrhythmias after STEMI. Methods This was a single-centre, retrospective study. We consecutively selected patients who completed CMR during their hospitalisation for PCI after STEMI from May 2019-January 2023, and then underwent regular follow-up, grouped by the presence or absence of new atrial arrhythmias, and enrolled patients were divided into atrial arrhythmia and non-atrial arrhythmia groups. Results In the atrial arrhythmia group, age, heart rate, Peak hs-TnT, PeakNT-proBNP, EATV, LAES, LAED, T1 native, T1*, ECV, and T2 were higher than those in the non-atrial arrhythmia group, and LVEF was lower than those in the non-atrial arrhythmia group. EATV showed a positive and significant correlation with T1native, T1*, ECV, and T2. (T1 native: r = 0.476,p < 0.001; ECV: r = 0.529,p < 0.001; T1*: r = 0.467,p < 0.001; T2: r = 0.538,p < 0.001). Multifactorial logistic regression analysis showed age, LVEF, EATV, T1*,ECV, T2 as independent risk factors for atrial arrhythmia. (p < 0.05) ROC analysis showed that the AUC for age was 0.568; AUC for LVEF was 0.656; AUC for EATV was 0.768; AUC for ECV was 0.705; AUC for T1* was 0.612; and AUC for T2 was 0.772. Conclusion In patients with STEMI, EAT is associated with myocardial inflammation, fibrosis. Age, LVEF, EATV, T1*,ECV, T2 are independent risk factors for new onset atrial arrhythmias and have good predictive value.https://doi.org/10.1186/s12872-025-04486-1Epicardial adipose tissueT1mappingECVT2mappingCMRAtrial arrhythmia
spellingShingle Yanfei Ren
Xinjia Du
Maochen Li
Lei Chen
Jiahua Liu
Yixuan Wu
Yuan Lu
CMR assessment of epicardial edipose tissue in relation to myocardial inflammation and fibrosis in patients with new-onset atrial arrhythmias after STEMI
BMC Cardiovascular Disorders
Epicardial adipose tissue
T1mapping
ECV
T2mapping
CMR
Atrial arrhythmia
title CMR assessment of epicardial edipose tissue in relation to myocardial inflammation and fibrosis in patients with new-onset atrial arrhythmias after STEMI
title_full CMR assessment of epicardial edipose tissue in relation to myocardial inflammation and fibrosis in patients with new-onset atrial arrhythmias after STEMI
title_fullStr CMR assessment of epicardial edipose tissue in relation to myocardial inflammation and fibrosis in patients with new-onset atrial arrhythmias after STEMI
title_full_unstemmed CMR assessment of epicardial edipose tissue in relation to myocardial inflammation and fibrosis in patients with new-onset atrial arrhythmias after STEMI
title_short CMR assessment of epicardial edipose tissue in relation to myocardial inflammation and fibrosis in patients with new-onset atrial arrhythmias after STEMI
title_sort cmr assessment of epicardial edipose tissue in relation to myocardial inflammation and fibrosis in patients with new onset atrial arrhythmias after stemi
topic Epicardial adipose tissue
T1mapping
ECV
T2mapping
CMR
Atrial arrhythmia
url https://doi.org/10.1186/s12872-025-04486-1
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