European heart journal open最新文献

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Breaking embolic ground: the clot thickens in intermediate-risk pulmonary embolism. 打破栓塞地面:在中度危险的肺栓塞中,血栓增厚。
European heart journal open Pub Date : 2025-08-12 eCollection Date: 2025-09-01 DOI: 10.1093/ehjopen/oeaf099
Philippe Guerci, Romain Chopard
{"title":"Breaking embolic ground: the clot thickens in intermediate-risk pulmonary embolism.","authors":"Philippe Guerci, Romain Chopard","doi":"10.1093/ehjopen/oeaf099","DOIUrl":"10.1093/ehjopen/oeaf099","url":null,"abstract":"","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"5 5","pages":"oeaf099"},"PeriodicalIF":0.0,"publicationDate":"2025-08-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12405754/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145002242","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The effect of different resistance exercise training intensities on cardiovascular risk factors: a systematic review and meta-analysis. 不同阻力运动训练强度对心血管危险因素的影响:系统回顾和荟萃分析。
European heart journal open Pub Date : 2025-08-12 eCollection Date: 2025-09-01 DOI: 10.1093/ehjopen/oeaf093
Kirsten I de Oude, Roy G Elbers, Heike Gerger, Dederieke A M Maes-Festen, Alyt Oppewal
{"title":"The effect of different resistance exercise training intensities on cardiovascular risk factors: a systematic review and meta-analysis.","authors":"Kirsten I de Oude, Roy G Elbers, Heike Gerger, Dederieke A M Maes-Festen, Alyt Oppewal","doi":"10.1093/ehjopen/oeaf093","DOIUrl":"10.1093/ehjopen/oeaf093","url":null,"abstract":"<p><p>Resistance training effectively reduces cardiovascular risk factors (CVRFs). However, the optimal training intensity remains unclear. Firstly, this systematic review investigated the effects of different resistance training intensities on glycated haemoglobin (HbA1c), systolic blood pressure (SBP), low-density lipoprotein (LDL), and waist-to-hip ratio (WHR). Secondly, we aimed to compare the effect of different resistance training intensities with each other. We identified randomized controlled trials (<i>n</i> = 59) investigating progressive (<i>n</i> = 9), low (<i>n</i> = 15), moderate (<i>n</i> = 33), and high intensity (<i>n</i> = 4) resistance training in adults with CVRFs. We used random-effects models to investigate the effects of each intensity on CVRFs compared to non-active controls and meta-regression analyses to investigate differences in effect between training intensities. Meta-analyses showed statistically significant effects of low to moderate certainty. Progressive intensity reduced SBP {-14.70 mm/Hg, 95% confidence interval [CI] (-16.40; -13.00)} and LDL [-0.16 mmol/L, 95% CI (-0.19; -0.13)]. High intensity reduced HbA1c [-0.81%, 95% CI (-1.52; -0.10)], low intensity LDL [-0.10 mmol/L, 95% CI (-0.16; -0.04)], and moderate intensity WHR [-0.02, 95% CI (-0.03; -0.01)] and HbA1c [-0.40%, 95% CI (-0.66; -0.14)]. Meta-regression analyses showed high intensity was significantly more effective in reducing WHR than low intensity. No significant differences were found between resistance training intensities for HbA1c, SBP, and LDL. In one study, high intensity was more effective than low intensity in reducing WHR. However, the limited number of studies investigating high and progressive intensity and the certainty of evidence limits the ability for definitive conclusions. More research is needed for clarification on the effect of different resistance training intensities on multiple CVRFs.</p>","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"5 5","pages":"oeaf093"},"PeriodicalIF":0.0,"publicationDate":"2025-08-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12448439/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145115717","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Perioperative antihypertensive medications and effects on functional decline and mortality in non-cardiac surgery. 围手术期降压药及其对非心脏手术患者功能下降和死亡率的影响。
European heart journal open Pub Date : 2025-08-11 eCollection Date: 2025-07-01 DOI: 10.1093/ehjopen/oeaf096
Rena Suzukawa, Shintaro Mandai, Yuta Nakano, Shunsuke Inaba, Hisazumi Matsuki, Yutaro Mori, Fumiaki Ando, Takayasu Mori, Koichiro Susa, Soichiro Iimori, Shotaro Naito, Eisei Sohara, Tatemitsu Rai, Kiyohide Fushimi, Shinichi Uchida
{"title":"Perioperative antihypertensive medications and effects on functional decline and mortality in non-cardiac surgery.","authors":"Rena Suzukawa, Shintaro Mandai, Yuta Nakano, Shunsuke Inaba, Hisazumi Matsuki, Yutaro Mori, Fumiaki Ando, Takayasu Mori, Koichiro Susa, Soichiro Iimori, Shotaro Naito, Eisei Sohara, Tatemitsu Rai, Kiyohide Fushimi, Shinichi Uchida","doi":"10.1093/ehjopen/oeaf096","DOIUrl":"10.1093/ehjopen/oeaf096","url":null,"abstract":"<p><strong>Aims: </strong>The association between perioperative antihypertensive drugs and mortality as well as physical function in non-cardiac surgeries remains unclear. We aimed to clarify the association between six antihypertensive classes and postoperative outcomes.</p><p><strong>Methods and results: </strong>This observational cohort study involved adults undergoing non-cardiac surgeries between 2014 and 2019 using an administrative claims database. We recruited 408 810 patients who continuously used any class of antihypertensive medication both pre- and postoperatively and 2 190 064 non-continuous users aged ≥50 years who underwent five different types of non-cardiac surgeries. The risk for overall death or functional decline, defined as a ≥20% decrease in the Barthel Index score during hospitalization, was determined using multivariable logistic regression models. All-cause deaths or functional decline occurred in 4228 (1.0%) users and 17 978 (0.8%) non-users or 20 625 (5.0%) users and 66 218 (3.0%) non-users, respectively. Among single-class users, angiotensin-converting enzyme inhibitors (ACEis) or angiotensin II receptor blockers (ARBs) showed a multivariable odds ratio (OR) of 0.74 [95% confidence interval (CI) 0.62-0.89 vs. thiazide/thiazide-like diuretics (TH)] for the composite of mortality and functional decline. Among recipients of two medication classes, calcium receptor blockers (CCBs)/ACEi or ARB usage was associated with the lowest risk for composite outcome (OR, 0.86; 95% CI, 0.81-0.91 vs. TH/CCBs). The combinations of the ≥3 classes, including TH/CCB/ACEi or ARB, displayed the lowest odds for the composite outcome. In orthopaedic surgery and gastrointestinal resection, ACEis or ARBs were associated with better survival and physical function.</p><p><strong>Conclusion: </strong>Perioperative use of ACEis or ARBs is associated with favourable outcomes in non-cardiac surgeries.</p>","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"5 4","pages":"oeaf096"},"PeriodicalIF":0.0,"publicationDate":"2025-08-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12393147/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144983801","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A novel technique for non-invasive assessment of pulmonary artery pressure in patients after the Fontan procedure. 一种无创评估Fontan手术后患者肺动脉压的新技术。
European heart journal open Pub Date : 2025-08-05 eCollection Date: 2025-07-01 DOI: 10.1093/ehjopen/oeaf094
David Backhoff, Hannah Quante, Marius Seitz, Carl Friedrich Wippermann, Christian Jux
{"title":"A novel technique for non-invasive assessment of pulmonary artery pressure in patients after the Fontan procedure.","authors":"David Backhoff, Hannah Quante, Marius Seitz, Carl Friedrich Wippermann, Christian Jux","doi":"10.1093/ehjopen/oeaf094","DOIUrl":"10.1093/ehjopen/oeaf094","url":null,"abstract":"","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"5 4","pages":"oeaf094"},"PeriodicalIF":0.0,"publicationDate":"2025-08-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12378020/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144983788","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comparative efficacy and procedural outcomes of pulsed field ablation vs. thermal ablation for paroxysmal atrial fibrillation: a systematic review and meta-analysis of randomized trials. 脉冲场消融与热消融治疗阵发性心房颤动的疗效和程序结果的比较:随机试验的系统回顾和荟萃分析。
European heart journal open Pub Date : 2025-08-04 eCollection Date: 2025-07-01 DOI: 10.1093/ehjopen/oeaf092
Satyam Krishan, Taha Zaka Ur Rehman, Siddharth Agarwal, Zain Ul Abideen Asad
{"title":"Comparative efficacy and procedural outcomes of pulsed field ablation vs. thermal ablation for paroxysmal atrial fibrillation: a systematic review and meta-analysis of randomized trials.","authors":"Satyam Krishan, Taha Zaka Ur Rehman, Siddharth Agarwal, Zain Ul Abideen Asad","doi":"10.1093/ehjopen/oeaf092","DOIUrl":"10.1093/ehjopen/oeaf092","url":null,"abstract":"<p><p>Graphical Abstract.</p>","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"5 4","pages":"oeaf092"},"PeriodicalIF":0.0,"publicationDate":"2025-08-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12345413/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144850088","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Mechanical circulatory support for infarct-related cardiogenic shock: a systematic review, pairwise and network meta-analysis. 机械循环支持梗死相关心源性休克:系统回顾,两两和网络荟萃分析。
European heart journal open Pub Date : 2025-07-29 eCollection Date: 2025-07-01 DOI: 10.1093/ehjopen/oeaf091
Zaran Butt, Saad Sharif, Mohammed Ahmad, Michael J Daly, James O'Neill, Aleksandra Gentry-Maharaj, Peter J Godolphin
{"title":"Mechanical circulatory support for infarct-related cardiogenic shock: a systematic review, pairwise and network meta-analysis.","authors":"Zaran Butt, Saad Sharif, Mohammed Ahmad, Michael J Daly, James O'Neill, Aleksandra Gentry-Maharaj, Peter J Godolphin","doi":"10.1093/ehjopen/oeaf091","DOIUrl":"10.1093/ehjopen/oeaf091","url":null,"abstract":"<p><strong>Aims: </strong>Mortality from cardiogenic shock complicating acute myocardial infarction (AMI-CS) remains high, despite the increasing mechanical circulatory support (MCS) use in clinical practice.</p><p><strong>Methods and results: </strong>We undertook a systematic review and meta-analysis of trials assessing MCS in adults with AMI-CS. We searched Medline, EMBASE, CENTRAL, Web of Science, and Scopus from inception to May 2024. We evaluated the effect of each intervention on early mortality using a random-effects network meta-analysis of odds ratios (ORs). Safety outcomes included stroke, bleeding, and sepsis. Fourteen trials randomizing 1858 patients were included: intra-aortic balloon pump (IABP) vs. medical therapy (four trials, <i>n</i> = 748 patients), veno-arterial extra-corporeal membrane oxygenation (VA-ECMO) vs. No VA-ECMO (four trials, <i>n</i> = 568 patients), percutaneous ventricular assist device (pVAD) vs. No pVAD (six trials, <i>n</i> = 542 patients). No MCS device showed a significant effect on early mortality vs. initial medical therapy {IABP (OR 0.87, 95% CI 0.66-1.15), VA-ECMO (OR 0.91, 95% CI 0.65-1.27), pVAD (OR 0.80, 95% CI 0.56-1.14), and <i>P</i> (inconsistency) = 0.76}. VA-ECMO and pVAD were associated with increased major bleeding [OR 2.81 (95% CI 1.68-4.71) and OR 5.13 (95% CI 1.87-14.04), respectively]. Higher rates of stroke and sepsis were noted with pVAD. No significant safety concerns were identified with IABP.</p><p><strong>Conclusion: </strong>The mortality benefit of MCS devices in AMI-CS remains uncertain. Using such devices may be associated with increased risks, including major bleeding, stroke, and sepsis. Current evidence does not support the routine use of MCS devices in the management of AMI-CS.</p>","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"5 4","pages":"oeaf091"},"PeriodicalIF":0.0,"publicationDate":"2025-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12342370/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144839512","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Differences in inflammation biomarkers between patients with paroxysmal and persistent atrial fibrillation in the femoral vein and coronary sinus blood samples; a cohort study. 阵发性和持续性房颤患者股静脉和冠状窦血液中炎症生物标志物的差异一项队列研究。
European heart journal open Pub Date : 2025-07-15 eCollection Date: 2025-09-01 DOI: 10.1093/ehjopen/oeaf089
Carlos Valera Soria, Carl-Johan Carlhäll, Lars O Karlsson, Johan Lindbäck, Ziad Hijazi, Emmanouil Charitakis
{"title":"Differences in inflammation biomarkers between patients with paroxysmal and persistent atrial fibrillation in the femoral vein and coronary sinus blood samples; a cohort study.","authors":"Carlos Valera Soria, Carl-Johan Carlhäll, Lars O Karlsson, Johan Lindbäck, Ziad Hijazi, Emmanouil Charitakis","doi":"10.1093/ehjopen/oeaf089","DOIUrl":"10.1093/ehjopen/oeaf089","url":null,"abstract":"<p><strong>Aims: </strong>The association between inflammation and atrial fibrillation (AF) is evident, but assessing the specific inflammatory pathways involved in the pathogenesis remains complex. This study aimed to identify inflammatory biomarkers associated with paroxysmal (PAF) and persistent (PeAF) AF by evaluating blood samples from the intra- and extracardiac space.</p><p><strong>Methods and results: </strong>This is an observational, cross-sectional, single-centre study. A total of 92 inflammatory biomarkers were analyzed from blood samples taken from the coronary sinus (CS) and the femoral vein (FV) in 88 patients with AF who had been referred for catheter ablation at the Linköping University Hospital, Sweden. The concentrations of the biomarkers were compared between PAF and PeAF patients in the CS and FV. Significant differences in concentration were found in 36 of 92 biomarkers. Among these, 12 proteins stand out for exhibiting a higher concentration in PeAF patients: Interleukin 6 (IL-6), CUB domain-containing protein 1 (CDCP1), Interleukin 18 receptor 1 (IL-18R1) and cystatin D (CST5) in the FV, β nerve growth factor (β-NGF) and tissue growth factor α (TGF-α) at the CS level, as well as interleukin 18 (IL-18), chemokine ligand 3 (CCL-3) and tumour necrosis factor superfamily 14 (TNFSF-14) in both FV and CS. Moreover, chemokine ligand 25 (CCL-25), chemokine ligand 28 (CCL-28), and artemin (ARTN) were found at a higher concentration in the CS in the overall population.</p><p><strong>Conclusion: </strong>This study supports the involvement of TNFSF-14, IL-6, and IL-18 in the pathogenesis and maintenance of PeAF. Furthermore, it identifies β-NGF and TGF-α as potential participants in the pathogenesis and/or maintenance of PeAF locally in the atria. Novel inflammatory biomarkers, mainly chemokines, are also identified as possibly involved in the pathophysiology of AF.</p>","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"5 5","pages":"oeaf089"},"PeriodicalIF":0.0,"publicationDate":"2025-07-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12448471/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145115670","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Prevalence and characteristics of coronary artery disease in master athletes with ST-segment depression or high-risk premature ventricular beats at pre-participation exercise testing. 运动前试验中st段下降或高危室性早搏的运动健将冠脉疾病的患病率及特点
European heart journal open Pub Date : 2025-07-14 eCollection Date: 2025-07-01 DOI: 10.1093/ehjopen/oeaf090
Francesca Graziano, Elena Cozza, Antonella Millin, Alessandro Gianni, Giulia Mattesi, Raffaella Motta, Francesco Peruzza, Alessio Micchi, Carmelo Cicciò, Francesco Zamboni, Domenico Corrado, Roberto Filippini, Valeria Pergola, Alessandro Zorzi
{"title":"Prevalence and characteristics of coronary artery disease in master athletes with ST-segment depression or high-risk premature ventricular beats at pre-participation exercise testing.","authors":"Francesca Graziano, Elena Cozza, Antonella Millin, Alessandro Gianni, Giulia Mattesi, Raffaella Motta, Francesco Peruzza, Alessio Micchi, Carmelo Cicciò, Francesco Zamboni, Domenico Corrado, Roberto Filippini, Valeria Pergola, Alessandro Zorzi","doi":"10.1093/ehjopen/oeaf090","DOIUrl":"10.1093/ehjopen/oeaf090","url":null,"abstract":"<p><strong>Aims: </strong>Whether exercise stress testing (ET) for early identification of coronary artery disease (CAD) should be performed for preparticipation screening (PPS) in all master athletes (MAs) or in high-risk athletes only remains debated. We evaluated the prevalence and characteristics of CAD in MAs who underwent coronary computed tomography angiography (CCTA) after a positive preparticipation ET.</p><p><strong>Methods and results: </strong>According to Italian law and guidelines, all MAs ≥40 years old must undergo annual ET as part of PPS. We retrospectively enrolled MAs without symptoms, baseline ECG abnormalities or history of heart disease referred to CCTA for ST-segment depression (STD) and/or high-risk premature ventricular beats (PVBs) during ET. We evaluated CAD burden, plaque characteristics, and pericoronary fat attenuation index. Athletes with at-risk PVBs also underwent cardiac magnetic resonance (CMR). We enrolled 130 Caucasian MAs (84% males, median age 54 years): 49 (37%) with high-risk PVBs, and 82 (62%) with STD. Coronary artery disease with ≥50% stenosis was identified in 17 (13%) MAs, including 1 with high-risk plaques, without differences according to CCTA indications (<i>P</i> = 0.83). Age ≥ 60 years and dyslipidemia were independent predictors of ≥50% stenosis, and none of the 45 athletes without risk factors had CAD. Only three athletes eventually required coronary revascularization. Among MAs with PVBs, 20/49 (41%) had abnormal CMR and one cathecolaminergic polymorphic ventricular tachycardia.</p><p><strong>Conclusion: </strong>In a sample of asymptomatic MAs, STD and PVBs during ET were poor predictors for the presence of significant CAD, strongly influenced by the presence of traditional cardiovascular risk factors. However, ET may have a broader diagnostic value by identifying exercise-induced PVBs, enabling the detection of concealed arrhythmogenic conditions.</p>","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"5 4","pages":"oeaf090"},"PeriodicalIF":0.0,"publicationDate":"2025-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12311791/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144762762","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Association between frailty and echocardiographic findings in hospitalized older adults with preserved ejection fraction. 保留射血分数的住院老年人虚弱与超声心动图表现之间的关系。
European heart journal open Pub Date : 2025-07-04 eCollection Date: 2025-07-01 DOI: 10.1093/ehjopen/oeaf087
Daniel Betancourt, Jose Zuluaga, Fernando Arango, Tatiana Murillo, Daniel Hincapié
{"title":"Association between frailty and echocardiographic findings in hospitalized older adults with preserved ejection fraction.","authors":"Daniel Betancourt, Jose Zuluaga, Fernando Arango, Tatiana Murillo, Daniel Hincapié","doi":"10.1093/ehjopen/oeaf087","DOIUrl":"10.1093/ehjopen/oeaf087","url":null,"abstract":"<p><strong>Aims: </strong>This study aims to examine the association between frailty and cardiac structure and function in hospitalized older adults with preserved ejection fraction, using echocardiographic parameters and the Fried frailty index.</p><p><strong>Methods and results: </strong>A cross-sectional analytical study was conducted in two referral centres. A total of 269 individuals aged 60 years or older were included. The exclusion criteria were conditions that affect ventricular mechanics. Patients were categorized into non-frail, prefrail, and frail groups. Transthoracic echocardiography included 2D imaging, Doppler, and Global Longitudinal Strain (GLS) of the left ventricle. Comparative analysis was considered statistically significant if <i>P</i> < 0.05. Frailty was significantly associated with diastolic dysfunction, with an adjusted odds ratio of 3.49 (95% CI: 1.90-6.39, <i>P</i> < 0.001). After adjusting for potential confounders-including age, hypertension, diabetes mellitus, coronary heart disease, chronic obstructive pulmonary disease, and chronic kidney disease-frailty remained strongly associated with diastolic dysfunction. In addition, frail patients exhibited distinctive cardiac structural changes, including larger atrial volumes and smaller ventricular volumes. Pulmonary artery systolic pressure and tricuspid regurgitation velocity were also significantly elevated in frail individuals, while GLS of the left ventricle did not differ between groups.</p><p><strong>Conclusion: </strong>Frailty is independently associated with diastolic dysfunction. Even after adjusting for key comorbidities, it remains strongly associated with significant structural and functional cardiac alterations in hospitalized older adults with preserved ejection fraction.</p>","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"5 4","pages":"oeaf087"},"PeriodicalIF":0.0,"publicationDate":"2025-07-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12290453/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144736341","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Atrial granules as acidic calcium stores in cardiomyocytes. 心房颗粒作为酸性钙储存在心肌细胞中。
European heart journal open Pub Date : 2025-07-04 eCollection Date: 2025-07-01 DOI: 10.1093/ehjopen/oeaf083
Emily Akerman, Daniel Aston, Eva A Rog-Zielinska, Barry Boland, Ulrich Schotten, Sander Verheule, Rebecca A Capel, Rebecca A B Burton
{"title":"Atrial granules as acidic calcium stores in cardiomyocytes.","authors":"Emily Akerman, Daniel Aston, Eva A Rog-Zielinska, Barry Boland, Ulrich Schotten, Sander Verheule, Rebecca A Capel, Rebecca A B Burton","doi":"10.1093/ehjopen/oeaf083","DOIUrl":"10.1093/ehjopen/oeaf083","url":null,"abstract":"<p><p>Acidic calcium stores significantly influence basal calcium transient amplitude and β-adrenergic responses in cardiomyocytes. Atrial myocytes contain atrial granules (AGs), small acidic organelles that store and secrete atrial natriuretic peptide (ANP) and are absent in healthy ventricular myocytes. AGs are known to be acidic and calcium-rich, but their number and location relative to other signalling sites remain unexplored. Labelling of acidic organelles in adult guinea pig cardiomyocytes showed the presence of acidic puncta throughout the cytosol. Atrial myocytes exhibited an increased concentration of acidic organelles at the nuclear poles. Live cell fluorescent studies using 4-phenyl-3-butenoic acid (PBA) to inhibit peptidylglycine α-amidating monooxygenase, a crucial component of AGs membranes, effectively eliminated staining at the nuclear poles and most acidic puncta in atrial cells, but not in ventricular cells. Our immunofluorescent labelling also emphasizes the differences in acidic punctae between atrial and ventricular myocytes by showing minimal co-localization between AG-specific ANP and lysosomal-associated membrane protein. Electron microscopy studies on goat atrial fibrillation (AF) and sham control tissue allowed visualization of AGs. Quantitative analysis revealed that AGs were positioned significantly further away from the nearest sarcoplasmic reticulum and were closer to mitochondria in AF compared to sinus rhythm control tissue. We raise the question whether the positioning of AGs is strategic for communication with other calcium-containing organelles.</p>","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"5 4","pages":"oeaf083"},"PeriodicalIF":0.0,"publicationDate":"2025-07-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12284475/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144700734","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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