Neurovascular Retinomics Predicts Heart Disease 03/29/26

Welcome to Cardiology Today – Recorded March 29, 2026. This episode summarizes 5 key cardiology studies on topics like Cardiomyopathy and Excess mortality. Key takeaway: Neurovascular Retinomics Predicts Heart Disease. Article Links: Article 1: Effect of age on 5-year excess mortality in heart failure with reduced ejection fraction. (European journal of heart failure) Article 2: Neurovascular retinomics for predicting heart diseases. (Cardiovascular research) Article 3: A randomized, double-blind, crossover study of acute low-level night-time road traffic noise: effects on vascular function, sleep, and proteomic signatures in healthy adults. (Cardiovascular research) Article 4: Sodium-myo-inositol cotransporter-1, SMIT1, promotes cardiac hypertrophy and fibrosis induced by pressure overload in mice. (Cardiovascular research) Article 5: Cardiomyocyte-specific deficiency of C/EBPβ aggravates pressure overload-induced heart failure. (Cardiovascular research) Full episode page: https://podcast.explainheart.com/podcast/neurovascular-retinomics-predicts-heart-disease-03-29-26/ Featured Articles Article 1: Effect of age on 5-year excess mortality in heart failure with reduced ejection fraction. Journal: European journal of heart failure PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41889326 Summary: The abstract outlines a significant research study focused on the impact of age on 5-year excess mortality in Heart Failure with Reduced Ejection Fraction. This investigation includes patients aged 40 to 85 years, all presenting with a left ventricular ejection fraction of 40 percent or less, who underwent coronary angiography for suspected cardiomyopathy. The methodology involves matching patients by sex and age, thus characterizing a structured approach to understand age-related differences in survival outcomes. This research addresses a crucial gap in current understanding of age as a determinant of prognosis in Heart Failure with Reduced Ejection Fraction. Article 2: Neurovascular retinomics for predicting heart diseases. Journal: Cardiovascular research PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41748319 Summary: The abstract describes a comprehensive methodology developed for utilizing neurovascular retinomics to predict incident heart diseases. This approach integrates multidimensional vascular parameters from color fundus photography with neural parameters obtained from optical coherence tomography. The study design incorporated LASSO regression for meticulous feature selection and employed a Gradient Boosting Machine model to assess predictive value. This framework characterizes a specific computational strategy for leveraging retinal imaging data in cardiovascular risk evaluation. Article 3: A randomized, double-blind, crossover study of acute low-level night-time road traffic noise: effects on vascular function, sleep, and proteomic signatures in healthy adults. Journal: Cardiovascular research PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41740584 Summary: The abstract presents a randomized, double-blind, crossover study that investigated the acute effects of low-level night-time road traffic noise on vascular function, sleep, and proteomic signatures in healthy adults. The research design exposed 74 healthy participants to three distinct overnight conditions, including a control with no noise and specific levels of road traffic noise. This structured methodology forms a basis for generating direct mechanistic evidence regarding environmental noise as a cardiovascular risk factor. The study provides a rigorous approach for evaluating acute physiological responses to noise exposure in humans. Article 4: Sodium-myo-inositol cotransporter-1, SMIT1, promotes cardiac hypertrophy and fibrosis induced by pressure overload in mice. Journal: Cardiovascular research PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41698873 Summary: The abstract highlights the emerging role of myo-inositol, which is consistently elevated in plasma of patients with Heart Failure, as a significant area of research in cardiac dysfunction. It details the function of sodium-myo-inositol co-transporter-1, or S. M. I. T. 1., a member of the sodium-glucose co-transporter family specifically expressed in the heart, in myo-inositol transport. The research described addresses the poorly understood mechanism by which myo-inositol dysregulation contributes to cardiac dysfunction. This investigation focuses on understanding the molecular pathways involving S. M. I. T. 1. in the context of heart failure. Article 5: Cardiomyocyte-specific deficiency of C/EBPβ aggravates pressure overload-induced heart failure. Journal: Cardiovascular research PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41618689 Summary: The abstract introduces CCAAT/enhancer-binding protein beta, a transcription factor known for regulating cell processes including inflammation, as a significant area of cardiac research. It identifies a critical gap in understanding the cell-type-specific functions of C. E. B. P. beta in the heart during stress and baseline conditions. The described investigation focuses on clarifying the role of endogenous C. E. B. P. beta specifically within cardiomyocytes during pressure overload-induced heart failure. This research characterizes an effort to delineate the complex involvement of this protein in cardiac dysfunction. Transcript Today’s date is March 29, 2026. Welcome to Cardiology Today. Here are the latest research findings. Article number one. Effect of age on 5-year excess mortality in heart failure with reduced ejection fraction. The abstract outlines a significant research study focused on the impact of age on 5-year excess mortality in Heart Failure with Reduced Ejection Fraction. This investigation includes patients aged 40 to 85 years, all presenting with a left ventricular ejection fraction of 40 percent or less, who underwent coronary angiography for suspected cardiomyopathy. The methodology involves matching patients by sex and age, thus characterizing a structured approach to understand age-related differences in survival outcomes. This research addresses a crucial gap in current understanding of age as a determinant of prognosis in Heart Failure with Reduced Ejection Fraction. Article number two. Neurovascular retinomics for predicting heart diseases. The abstract describes a comprehensive methodology developed for utilizing neurovascular retinomics to predict incident heart diseases. This approach integrates multidimensional vascular parameters from color fundus photography with neural parameters obtained from optical coherence tomography. The study design incorporated LASSO regression for meticulous feature selection and employed a Gradient Boosting Machine model to assess predictive value. This framework characterizes a specific computational strategy for leveraging retinal imaging data in cardiovascular risk evaluation. Article number three. A randomized, double-blind, crossover study of acute low-level night-time road traffic noise: effects on vascular function, sleep, and proteomic signatures in healthy adults. The abstract presents a randomized, double-blind, crossover study that investigated the acute effects of low-level night-time road traffic noise on vascular function, sleep, and proteomic signatures in healthy adults. The research design exposed 74 healthy participants to three distinct overnight conditions, including a control with no noise and specific levels of road traffic noise. This structured methodology forms a basis for generating direct mechanistic evidence regarding environmental noise as a cardiovascular risk factor. The study provides a rigorous approach for evaluating acute physiological responses to noise exposure in humans. Article number four. Sodium-myo-inositol cotransporter-1, SMIT1, promotes cardiac hypertrophy and fibrosis induced by pressure overload in mice. The abstract highlights the emerging role of myo-inositol, which is consistently elevated in plasma of patients with Heart Failure, as a significant area of research in cardiac dysfunction. It details the function of sodium-myo-inositol co-transporter-1, or S. M. I. T. 1., a member of the sodium-glucose co-transporter family specifically expressed in the heart, in myo-inositol transport. The research described addresses the poorly understood mechanism by which myo-inositol dysregulation contributes to cardiac dysfunction. This investigation focuses on understanding the molecular pathways involving S. M. I. T. 1. in the context of heart failure. Article number five. Cardiomyocyte-specific deficiency of C/EBPβ aggravates pressure overload-induced heart failure. The abstract introduces CCAAT/enhancer-binding protein beta, a transcription factor known for regulating cell processes including inflammation, as a significant area of cardiac research. It identifies a critical gap in understanding the cell-type-specific functions of C. E. B. P. beta in the heart during stress and baseline conditions. The described investigation focuses on clarifying the role of endogenous C. E. B. P. beta specifically within cardiomyocytes during pressure overload-induced heart failure. This research characterizes an effort to delineate the complex involvement of this protein in cardiac dysfunction. Thank you for listening. Don’t forget to subscribe. Keywords Cardiomyopathy, Excess mortality, Heart diseases, Cardiomyocytes, Heart Failure with Reduced Ejection Fraction, Pressure overload, Cardiac fibrosis, Sleep, Color fundus photography, Vascular function, Age, Road traffic noise, CCAAT/enhancer-binding protein beta, Biomarker, Proteomic signatures, Heart failure, Transcription factor, Retinomics, Cardiac hypertrophy, Coronary angiography, Myo-inositol, Optical coherence tomography, Sodium-myo-inositol co-transporter-1, Cardiovascular risk factor. About Concise summaries of cardiovascular research for professionals. Subscribe • Share • FollowThe post Neurovascular Retinomics Predicts Heart Disease 03/29/26 first appeared on Cardiology Today.