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Purpose: To evaluate the association of retinal ischemic perivascular lesions (RIPLs) with myocardial infarction (MI) among patients diagnosed with coronary artery diseases (CAD).
Design: Retrospective cross-sectional study.
Methods: Consecutive patients (317 patients) with CAD who underwent macular spectral domain optical coherence tomography (SD-OCT) were captured. Patients with CAD who developed MI were compared to those without MI. SD-OCT were reviewed by 2 independent and masked graders for the presence of RIPLs. Medical records were reviewed. Multivariate logistic regression analysis was used to evaluate the relationship between RIPLs and MI including the following covariates age, gender, smoking status, hypertension, diabetes, dyslipidemia and body mass index.
Results: Of 317 patients with CAD for whom OCT scans were available to study, there were 54 (17%) with a history of MI. A higher prevalence of RIPLs was observed in the MI group compared to the non-MI group (59.3% vs 35.7%; P < .001). The presence of RIPLs was significantly associated with MI with an odds ratio of 3 (1.91-4.74; P < .001), after adjusting for age, gender, smoking status, hypertension, diabetes, dyslipidemia, and body mass index.
Conclusions: The presence of RIPLs, detected with SD-OCT, is significantly associated with MI in patients with CAD. These findings underscore the potential clinical utility of incorporating RIPL evaluation in the medical management of CAD.
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http://dx.doi.org/10.1016/j.ajo.2024.03.017 | DOI Listing |
Diabetes Metab Syndr Obes
September 2025
Department of Cardiology, Tangdu Hospital, The Fourth Military Medical University, Xi'an, People's Republic of China.
Aim: This 10-year study aimed to evaluate how glycaemic control, diabetes duration and coronary stenosis severity affect mortality in patients with stable coronary artery disease (CAD) and type 2 diabetes mellitus (T2DM) and to perform multifactorial risk analysis to find key modifiable factors for better risk stratification and secondary prevention.
Methods: This retrospective cohort study involved 150 patients with T2DM with chronic coronary syndrome who had coronary angiography at a single centre between 2011 and 2012. Demographic and biochemical data were collected.
Cureus
August 2025
Department of Internal Medicine, Babcock University Teaching Hospital, Ilishan-Remo, NGA.
Myocardial infarction with non-obstructive coronary arteries (MINOCA) is a group of heterogeneous diseases with different pathological mechanisms. It is often under-recognized because of its diverse differential diagnoses like myocarditis, takotsubo cardiomyopathy, spontaneous coronary artery dissection (SCAD), coronary microvascular dysfunction, vasospasm, coronary erosion, and embolism. Evaluation with multimodality imaging including intravascular coronary imaging and cardiac magnetic resonance is often necessary to determine the underlying etiology and management.
View Article and Find Full Text PDFCureus
August 2025
Internal Medicine, Davao Medical School Foundation, Davao City, PHL.
Background Coronary artery disease (CAD) is a major global health issue, and its severity assessment via the C-reactive protein-to-albumin ratio (CAR) is cost-effective and simple. However, the correlation between the CAR and CAD severity in patients with myocardial infarction (MI) remains understudied in less developed countries. Consequently, this study was designed to assess the correlation between CAR levels and the CAD severity among MI patients.
View Article and Find Full Text PDFCatheter Cardiovasc Interv
September 2025
Royal North Shore Hospital, St Leonards, Australia.
Background: Invasive coronary physiology including fractional flow reserve (FFR), instantaneous wave-free ratio (iFR), and coronary flow reserve (CFR) are guideline-endorsed tools to guide the management of coronary artery disease (CAD). Complex factors impact and confound these assessments, and discordance between modalities complicates clinical management. iEquate is a prospective observational trial that combines multi-modality coronary physiology and optical coherence tomography (OCT) to identify the determinants of pressure-wire derived myocardial ischemia and iFR-FFR discordance.
View Article and Find Full Text PDFIEEE Trans Biomed Eng
September 2025
Objetive: This study aims to evaluate the QT adaptation time following gradual heart rate changes estimated from exercise stress test (EST) ECGs as a marker of sudden cardiac death (SCD) risk. The predicted risk value for any cardiovascular death (CVD) is also evaluated.
Methods: Three ECG-derived markers related to QT-RR adaptation time were estimated during the exercise phase of EST, $\check{\tau }_{e}$, during the recovery phase, $\check{\tau }_{r}$, and as the difference between them, $\Delta _{\check{\tau }}$.