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Listen "Aortic Stenosis: Leaflet-Specific Pathology Revealed 11/05/25"
Episode Synopsis
Welcome to Cardiology Today – Recorded November 05, 2025. This episode summarizes 5 key cardiology studies on topics like computed tomography emphysema and population structure. Key takeaway: Aortic Stenosis: Leaflet-Specific Pathology Revealed.
Article Links:
Article 1: Impact of standardized team-based care on cardiogenic shock outcomes over time. (ESC heart failure)
Article 2: SPIROMICS HF: Rationale, Design, and Reproducibility of Measures. (Circulation. Heart failure)
Article 3: Clinical and Cardiovascular Magnetic Resonance Characteristics of Veteran Male Endurance Athletes With Atrial Fibrillation: VENTOUX-AF. (Journal of the American Heart Association)
Article 4: Dual Contrast-Enhanced Microcomputed Tomography Uncovers Leaflet-Dependent Patterns of Macrocalcification, Fibrous Extracellular Matrix Remodeling, and Adipocyte Degeneration in Calcific Aortic Stenosis. (Journal of the American Heart Association)
Article 5: Admixture Mapping of Lipid Traits in Hispanic Americans. (Journal of the American Heart Association)
Full episode page: https://podcast.explainheart.com/podcast/aortic-stenosis-leaflet-specific-pathology-revealed-11-05-25/
Featured Articles
Article 1: Impact of standardized team-based care on cardiogenic shock outcomes over time.
Journal: ESC heart failure
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41189091
Summary: This study investigated the impact of implementing standardized team-based protocols on cardiogenic shock outcomes over time. Researchers analyzed 1453 consecutive patients from a single-center cardiogenic shock registry, comparing outcomes between two periods: 2017-2019 and 2020-2022. This methodology aimed to determine the influence of multidisciplinary management strategies on patient outcomes. The research establishes a crucial framework for evaluating the effectiveness of structured care approaches in this critical condition.
Article 2: SPIROMICS HF: Rationale, Design, and Reproducibility of Measures.
Journal: Circulation. Heart failure
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41190426
Summary: HeF.pEF: Rationale, Design, and Reproducibility of Measures. The S.P.I.R.O.M.I.C.S. HeF.pEF study outlines its rationale and design for investigating the complex interplay between chronic obstructive pulmonary disease and Heart Failure with Preserved Ejection Fraction. This research specifically tests hypotheses linking new computed tomography emphysema subtypes with distinct cardiovascular phenotypes, including cor pulmonale and cor pulmonale parvus. The study also focuses on common airway branch variations and the reproducibility of its measures, establishing a robust framework for future discoveries. This work is crucial for identifying shared underlying mechanisms and improving management strategies for patients with these often coexisting conditions.
Article 3: Clinical and Cardiovascular Magnetic Resonance Characteristics of Veteran Male Endurance Athletes With Atrial Fibrillation: VENTOUX-AF.
Journal: Journal of the American Heart Association
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41182011
Summary: The V.E.N.T.O.U.X.-A.F. cross-sectional study investigated factors associated with atrial fibrillation in 39 veteran male endurance athletes, a population known for increased A.fib risk. Researchers aimed to determine if left atrial remodeling, assessed by cardiovascular magnetic resonance, exercise blood pressure, and bradyarrhythmia detected by implantable loop recorders, were linked to atrial fibrillation. This research provides a crucial methodological approach to unravel the unclear pathogenesis of atrial fibrillation in this unique athletic cohort. The findings will help inform targeted screening and preventive strategies for these individuals.
Article 4: Dual Contrast-Enhanced Microcomputed Tomography Uncovers Leaflet-Dependent Patterns of Macrocalcification, Fibrous Extracellular Matrix Remodeling, and Adipocyte Degeneration in Calcific Aortic Stenosis.
Journal: Journal of the American Heart Association
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41182010
Summary: This cross-sectional study utilized dual contrast-enhanced microcomputed tomography to uncover distinct leaflet-dependent patterns of macrocalcification, fibrous extracellular matrix remodeling, and adipocyte degeneration in calcific aortic stenosis. Researchers investigated 45 diseased and 39 control tricuspid aortic valve leaflets, providing detailed insights into the specific pathological variations between different leaflets. The study confirmed interleaflet differences, advancing the understanding of aortic valve disease progression beyond generalized observations. This detailed characterization offers crucial information for developing more precise diagnostic tools and targeted therapeutic strategies for calcific aortic stenosis.
Article 5: Admixture Mapping of Lipid Traits in Hispanic Americans.
Journal: Journal of the American Heart Association
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41182009
Summary: This study leveraged admixture mapping to characterize fine-scale population structure and identify genomic loci associated with lipid traits in Hispanic Americans. Researchers analyzed 105108 participants from the multiethnic eMERGE-I.I.I. cohort, defining genetically admixed Hispanic Americans as individuals with 10 percent or greater Native American genetic ancestry. The study successfully applied reference panels from the 1000 Genomes Project and a Native American cohort to delineate population structure. This research provides a crucial framework for understanding genetic predispositions to dyslipidemia and can inform targeted prevention and treatment strategies for admixed populations.
Transcript
Today’s date is November 05, 2025. Welcome to Cardiology Today. Here are the latest research findings.
Article number one. Impact of standardized team-based care on cardiogenic shock outcomes over time. This study investigated the impact of implementing standardized team-based protocols on cardiogenic shock outcomes over time. Researchers analyzed 1453 consecutive patients from a single-center cardiogenic shock registry, comparing outcomes between two periods: 2017-2019 and 2020-2022. This methodology aimed to determine the influence of multidisciplinary management strategies on patient outcomes. The research establishes a crucial framework for evaluating the effectiveness of structured care approaches in this critical condition.
Article number two. S.P.I.R.O.M.I.C.S. HeF.pEF: Rationale, Design, and Reproducibility of Measures. The S.P.I.R.O.M.I.C.S. HeF.pEF study outlines its rationale and design for investigating the complex interplay between chronic obstructive pulmonary disease and Heart Failure with Preserved Ejection Fraction. This research specifically tests hypotheses linking new computed tomography emphysema subtypes with distinct cardiovascular phenotypes, including cor pulmonale and cor pulmonale parvus. The study also focuses on common airway branch variations and the reproducibility of its measures, establishing a robust framework for future discoveries. This work is crucial for identifying shared underlying mechanisms and improving management strategies for patients with these often coexisting conditions.
Article number three. Clinical and Cardiovascular Magnetic Resonance Characteristics of Veteran Male Endurance Athletes With Atrial Fibrillation: V.E.N.T.O.U.X.-A.F. The V.E.N.T.O.U.X.-A.F. cross-sectional study investigated factors associated with atrial fibrillation in 39 veteran male endurance athletes, a population known for increased A.fib risk. Researchers aimed to determine if left atrial remodeling, assessed by cardiovascular magnetic resonance, exercise blood pressure, and bradyarrhythmia detected by implantable loop recorders, were linked to atrial fibrillation. This research provides a crucial methodological approach to unravel the unclear pathogenesis of atrial fibrillation in this unique athletic cohort. The findings will help inform targeted screening and preventive strategies for these individuals.
Article number four. Dual Contrast-Enhanced Microcomputed Tomography Uncovers Leaflet-Dependent Patterns of Macrocalcification, Fibrous Extracellular Matrix Remodeling, and Adipocyte Degeneration in Calcific Aortic Stenosis. This cross-sectional study utilized dual contrast-enhanced microcomputed tomography to uncover distinct leaflet-dependent patterns of macrocalcification, fibrous extracellular matrix remodeling, and adipocyte degeneration in calcific aortic stenosis. Researchers investigated 45 diseased and 39 control tricuspid aortic valve leaflets, providing detailed insights into the specific pathological variations between different leaflets. The study confirmed interleaflet differences, advancing the understanding of aortic valve disease progression beyond generalized observations. This detailed characterization offers crucial information for developing more precise diagnostic tools and targeted therapeutic strategies for calcific aortic stenosis.
Article number five. Admixture Mapping of Lipid Traits in Hispanic Americans. This study leveraged admixture mapping to characterize fine-scale population structure and identify genomic loci associated with lipid traits in Hispanic Americans. Researchers analyzed 105108 participants from the multiethnic eMERGE-I.I.I. cohort, defining genetically admixed Hispanic Americans as individuals with 10 percent or greater Native American genetic ancestry. The study successfully applied reference panels from the 1000 Genomes Project and a Native American cohort to delineate population structure. This research provides a crucial framework for understanding genetic predispositions to dyslipidemia and can inform targeted prevention and treatment strategies for admixed populations.
Thank you for listening. Don’t forget to subscribe.
Keywords
computed tomography emphysema, population structure, Hispanic Americans, lipid traits, Heart Failure with Preserved Ejection Fraction, adipocyte degeneration, extracellular matrix remodeling, cardiovascular phenotypes, cardiovascular magnetic resonance, calcific aortic stenosis, atrial fibrillation, genomic loci, chronic obstructive pulmonary disease, in-hospital mortality, multidisciplinary management, team-based care, cor pulmonale, standardized protocols, leaflet calcification, endurance athletes, left atrial remodeling, microcomputed tomography, admixture mapping, implantable loop recorder, cardiogenic shock.
About
Concise summaries of cardiovascular research for professionals.
Subscribe • Share • FollowThe post Aortic Stenosis: Leaflet-Specific Pathology Revealed 11/05/25 first appeared on Cardiology Today.
Article Links:
Article 1: Impact of standardized team-based care on cardiogenic shock outcomes over time. (ESC heart failure)
Article 2: SPIROMICS HF: Rationale, Design, and Reproducibility of Measures. (Circulation. Heart failure)
Article 3: Clinical and Cardiovascular Magnetic Resonance Characteristics of Veteran Male Endurance Athletes With Atrial Fibrillation: VENTOUX-AF. (Journal of the American Heart Association)
Article 4: Dual Contrast-Enhanced Microcomputed Tomography Uncovers Leaflet-Dependent Patterns of Macrocalcification, Fibrous Extracellular Matrix Remodeling, and Adipocyte Degeneration in Calcific Aortic Stenosis. (Journal of the American Heart Association)
Article 5: Admixture Mapping of Lipid Traits in Hispanic Americans. (Journal of the American Heart Association)
Full episode page: https://podcast.explainheart.com/podcast/aortic-stenosis-leaflet-specific-pathology-revealed-11-05-25/
Featured Articles
Article 1: Impact of standardized team-based care on cardiogenic shock outcomes over time.
Journal: ESC heart failure
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41189091
Summary: This study investigated the impact of implementing standardized team-based protocols on cardiogenic shock outcomes over time. Researchers analyzed 1453 consecutive patients from a single-center cardiogenic shock registry, comparing outcomes between two periods: 2017-2019 and 2020-2022. This methodology aimed to determine the influence of multidisciplinary management strategies on patient outcomes. The research establishes a crucial framework for evaluating the effectiveness of structured care approaches in this critical condition.
Article 2: SPIROMICS HF: Rationale, Design, and Reproducibility of Measures.
Journal: Circulation. Heart failure
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41190426
Summary: HeF.pEF: Rationale, Design, and Reproducibility of Measures. The S.P.I.R.O.M.I.C.S. HeF.pEF study outlines its rationale and design for investigating the complex interplay between chronic obstructive pulmonary disease and Heart Failure with Preserved Ejection Fraction. This research specifically tests hypotheses linking new computed tomography emphysema subtypes with distinct cardiovascular phenotypes, including cor pulmonale and cor pulmonale parvus. The study also focuses on common airway branch variations and the reproducibility of its measures, establishing a robust framework for future discoveries. This work is crucial for identifying shared underlying mechanisms and improving management strategies for patients with these often coexisting conditions.
Article 3: Clinical and Cardiovascular Magnetic Resonance Characteristics of Veteran Male Endurance Athletes With Atrial Fibrillation: VENTOUX-AF.
Journal: Journal of the American Heart Association
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41182011
Summary: The V.E.N.T.O.U.X.-A.F. cross-sectional study investigated factors associated with atrial fibrillation in 39 veteran male endurance athletes, a population known for increased A.fib risk. Researchers aimed to determine if left atrial remodeling, assessed by cardiovascular magnetic resonance, exercise blood pressure, and bradyarrhythmia detected by implantable loop recorders, were linked to atrial fibrillation. This research provides a crucial methodological approach to unravel the unclear pathogenesis of atrial fibrillation in this unique athletic cohort. The findings will help inform targeted screening and preventive strategies for these individuals.
Article 4: Dual Contrast-Enhanced Microcomputed Tomography Uncovers Leaflet-Dependent Patterns of Macrocalcification, Fibrous Extracellular Matrix Remodeling, and Adipocyte Degeneration in Calcific Aortic Stenosis.
Journal: Journal of the American Heart Association
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41182010
Summary: This cross-sectional study utilized dual contrast-enhanced microcomputed tomography to uncover distinct leaflet-dependent patterns of macrocalcification, fibrous extracellular matrix remodeling, and adipocyte degeneration in calcific aortic stenosis. Researchers investigated 45 diseased and 39 control tricuspid aortic valve leaflets, providing detailed insights into the specific pathological variations between different leaflets. The study confirmed interleaflet differences, advancing the understanding of aortic valve disease progression beyond generalized observations. This detailed characterization offers crucial information for developing more precise diagnostic tools and targeted therapeutic strategies for calcific aortic stenosis.
Article 5: Admixture Mapping of Lipid Traits in Hispanic Americans.
Journal: Journal of the American Heart Association
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41182009
Summary: This study leveraged admixture mapping to characterize fine-scale population structure and identify genomic loci associated with lipid traits in Hispanic Americans. Researchers analyzed 105108 participants from the multiethnic eMERGE-I.I.I. cohort, defining genetically admixed Hispanic Americans as individuals with 10 percent or greater Native American genetic ancestry. The study successfully applied reference panels from the 1000 Genomes Project and a Native American cohort to delineate population structure. This research provides a crucial framework for understanding genetic predispositions to dyslipidemia and can inform targeted prevention and treatment strategies for admixed populations.
Transcript
Today’s date is November 05, 2025. Welcome to Cardiology Today. Here are the latest research findings.
Article number one. Impact of standardized team-based care on cardiogenic shock outcomes over time. This study investigated the impact of implementing standardized team-based protocols on cardiogenic shock outcomes over time. Researchers analyzed 1453 consecutive patients from a single-center cardiogenic shock registry, comparing outcomes between two periods: 2017-2019 and 2020-2022. This methodology aimed to determine the influence of multidisciplinary management strategies on patient outcomes. The research establishes a crucial framework for evaluating the effectiveness of structured care approaches in this critical condition.
Article number two. S.P.I.R.O.M.I.C.S. HeF.pEF: Rationale, Design, and Reproducibility of Measures. The S.P.I.R.O.M.I.C.S. HeF.pEF study outlines its rationale and design for investigating the complex interplay between chronic obstructive pulmonary disease and Heart Failure with Preserved Ejection Fraction. This research specifically tests hypotheses linking new computed tomography emphysema subtypes with distinct cardiovascular phenotypes, including cor pulmonale and cor pulmonale parvus. The study also focuses on common airway branch variations and the reproducibility of its measures, establishing a robust framework for future discoveries. This work is crucial for identifying shared underlying mechanisms and improving management strategies for patients with these often coexisting conditions.
Article number three. Clinical and Cardiovascular Magnetic Resonance Characteristics of Veteran Male Endurance Athletes With Atrial Fibrillation: V.E.N.T.O.U.X.-A.F. The V.E.N.T.O.U.X.-A.F. cross-sectional study investigated factors associated with atrial fibrillation in 39 veteran male endurance athletes, a population known for increased A.fib risk. Researchers aimed to determine if left atrial remodeling, assessed by cardiovascular magnetic resonance, exercise blood pressure, and bradyarrhythmia detected by implantable loop recorders, were linked to atrial fibrillation. This research provides a crucial methodological approach to unravel the unclear pathogenesis of atrial fibrillation in this unique athletic cohort. The findings will help inform targeted screening and preventive strategies for these individuals.
Article number four. Dual Contrast-Enhanced Microcomputed Tomography Uncovers Leaflet-Dependent Patterns of Macrocalcification, Fibrous Extracellular Matrix Remodeling, and Adipocyte Degeneration in Calcific Aortic Stenosis. This cross-sectional study utilized dual contrast-enhanced microcomputed tomography to uncover distinct leaflet-dependent patterns of macrocalcification, fibrous extracellular matrix remodeling, and adipocyte degeneration in calcific aortic stenosis. Researchers investigated 45 diseased and 39 control tricuspid aortic valve leaflets, providing detailed insights into the specific pathological variations between different leaflets. The study confirmed interleaflet differences, advancing the understanding of aortic valve disease progression beyond generalized observations. This detailed characterization offers crucial information for developing more precise diagnostic tools and targeted therapeutic strategies for calcific aortic stenosis.
Article number five. Admixture Mapping of Lipid Traits in Hispanic Americans. This study leveraged admixture mapping to characterize fine-scale population structure and identify genomic loci associated with lipid traits in Hispanic Americans. Researchers analyzed 105108 participants from the multiethnic eMERGE-I.I.I. cohort, defining genetically admixed Hispanic Americans as individuals with 10 percent or greater Native American genetic ancestry. The study successfully applied reference panels from the 1000 Genomes Project and a Native American cohort to delineate population structure. This research provides a crucial framework for understanding genetic predispositions to dyslipidemia and can inform targeted prevention and treatment strategies for admixed populations.
Thank you for listening. Don’t forget to subscribe.
Keywords
computed tomography emphysema, population structure, Hispanic Americans, lipid traits, Heart Failure with Preserved Ejection Fraction, adipocyte degeneration, extracellular matrix remodeling, cardiovascular phenotypes, cardiovascular magnetic resonance, calcific aortic stenosis, atrial fibrillation, genomic loci, chronic obstructive pulmonary disease, in-hospital mortality, multidisciplinary management, team-based care, cor pulmonale, standardized protocols, leaflet calcification, endurance athletes, left atrial remodeling, microcomputed tomography, admixture mapping, implantable loop recorder, cardiogenic shock.
About
Concise summaries of cardiovascular research for professionals.
Subscribe • Share • FollowThe post Aortic Stenosis: Leaflet-Specific Pathology Revealed 11/05/25 first appeared on Cardiology Today.
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