European heart journal open最新文献

{"title":"CTG repeat length underlying cardiac events and sudden death in myotonic dystrophy type 1.","authors":"Hideki Itoh, Takashi Hisamatsu, Kazuhiko Segawa, Toshiaki Takahashi, Takumi Sato, Hiroto Takada, Satoshi Kuru, Chizu Wada, Mikiya Suzuki, Takuhisa Tamura, Shugo Suwazono, Koichi Kimura, Tsuyoshi Matsumura, Masanori P Takahashi","doi":"10.1093/ehjopen/oeae078","DOIUrl":"10.1093/ehjopen/oeae078","url":null,"abstract":"<p><strong>Aims: </strong>Myotonic dystrophy Type 1 (DM1) is caused by the expansion of CTG repeats (CTGn) in the DM1 protein kinase (DMPK) gene, while it remains unclear whether CTGn may be associated with the incidence of cardiac events or sudden death in Japan as well as Europe. The aim of this study was to investigate the association between CTGn and cardiac involvements.</p><p><strong>Methods and results: </strong>This cohort study included patients with DM1 who were retrospectively recruited from nine Japanese hospitals specializing in neuromuscular diseases. A total of 496 patients with DM1 who underwent a genetic test in the DMPK gene were analysed. Patients with congenital form or under 15 years old were excluded and patients were assigned into the quartiles. When we compared the incidence of cardiac events including advanced/complete atrioventricular block, pacemaker implantation, and ventricular tachycardias or mortality among four groups, patients with 1300 or longer CTGn experienced composite cardiac events [hazard ratio (HR): 3.19, 95% confidence interval (CI): 1.02-9.99, <i>P</i> = 0.014] more frequently and had significantly higher mortality rate (HR: 6.79, 95% CI: 2.05-22.49, <i>P</i> < 0.001) than those under 400 CTGn while the rate of sudden death was not significantly different.</p><p><strong>Conclusion: </strong>Regarding the cardiac events and mortality in patients with DM1, patients with 1300 or longer CTGn are at especially high risk.</p>","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"4 5","pages":"oeae078"},"PeriodicalIF":0.0,"publicationDate":"2024-09-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11465163/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142402462","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}

{"title":"Marital status, educational level, and mid-term mortality risk in 5924 patients after transcatheter aortic valve implantation.","authors":"Maria Lachonius, Kok Wai Giang, Pétur Pétursson, Oskar Angerås, Kristofer Skoglund, Anders Jeppsson, Susanne J Nielsen","doi":"10.1093/ehjopen/oeae077","DOIUrl":"10.1093/ehjopen/oeae077","url":null,"abstract":"<p><strong>Aims: </strong>There is scarce knowledge about the association between social factors and mid-term outcome in older patients undergoing transaortic valve implantation (TAVI). Our aim in this study is to explore associations between marital status, educational level, and mortality risk in patients after TAVI.</p><p><strong>Methods and results: </strong>Patients aged ≥65 who underwent TAVI in Sweden during 2014-2020 were identified from the SWEDEHEART registry. Social factors and comorbidities were collected from mandatory national registries. Cox regression models adjusted for baseline comorbidities, age, sex, year of TAVI, social factors, and smoking were used to estimate mortality risk. Median follow-up was 1.9 years (interquartile range: 0.9-3.3). Overall, 5924 patients were included (47.3% women), with a mean age of 82.1 years (standard deviation: 6.1). Of the 1410 (23.8%) deaths during follow-up, 721 (51.2%) were related to cardiovascular causes. Patients with low education (<10 years) had a higher risk of mortality than patients with the highest education level [>12 years; adjusted hazard ratio (aHR): 1.20, 95% confidence interval (CI): 1.03-1.41]. Never being married/cohabiting was associated with an increased risk of mortality in comparison with being married/cohabiting (aHR: 1.32, 95% CI: 1.05-1.65). A separate analysis of men and women showed an increased risk among never-married men (aHR: 1.63, 95% CI: 1.23-2.14) but not among never-married women (aHR: 0.85, 95% CI: 0.56-1.30).</p><p><strong>Conclusion: </strong>Disadvantage in social factors was associated with an increased mortality risk after TAVI in older patients. These findings emphasize the importance of developing strategies to increase health literacy and social support after TAVI in older patients with unfavourable social factors.</p>","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"4 5","pages":"oeae077"},"PeriodicalIF":0.0,"publicationDate":"2024-09-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11448338/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142373907","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}

{"title":"Sex and gender specific pitfalls and challenges in cardiac rehabilitation: a working hypothesis towards better inclusivity in cardiac rehabilitation programmes.","authors":"Alberto M Marra, Federica Giardino, Andrea Salzano, Roberto Caruso, Vito Maurizio Parato, Giuseppe Diaferia, Leopoldo Pagliani, Bruna Miserrafiti, Michele Gabriele, Mario Mallardo, Giuseppe Bifulco, Angela Zampella, Anna Franzone, Giovanni Esposito, Eduardo Bossone, Valeria Raparelli, Antonio Cittadini","doi":"10.1093/ehjopen/oeae071","DOIUrl":"https://doi.org/10.1093/ehjopen/oeae071","url":null,"abstract":"<p><p>Notwithstanding its acknowledged pivotal role for cardiovascular prevention, cardiac rehabilitation (CR) is still largely under prescribed, in almost 25% of patients owing an indication for. In addition, when considering differences concerning the two sexes, female individuals are underrepresented in CR programmes with lower referral rates, participation, and completion as compared to male counterpart. This picture becomes even more tangled with reference to gender, a complex socio-cultural construct characterized by four domains (gender identity, relation, role, and institutionalized gender). Indeed, each of them reveals several obstacles that considerably penalize CR adherence for different categories of people, especially those who are not identifiable with a non-binary gender. Aim of the present review is to identify the sex- (i.e. biological) and gender- (i.e. socio-cultural) specific obstacles to CR related to biological sex and sociocultural gender and then envision a likely viable solution through tailored treatments towards patients' well-being.</p>","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"4 5","pages":"oeae071"},"PeriodicalIF":0.0,"publicationDate":"2024-09-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11430269/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142335086","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}

{"title":"Long-term outcomes of cardiogenic shock and cardiac arrest complicating ST-elevation myocardial infarction according to timing of occurrence.","authors":"Gabriel Kanhouche, Jose Carlos Nicolau, Remo Holanda de Mendonça Furtado, Luiz Sérgio Carvalho, Talia Falcão Dalçoquio, Brunna Pileggi, Mauricio Felippi de Sa Marchi, Pedro Abi-Kair, Neuza Lopes, Roberto Rocha Giraldez, Luciano Moreira Baracioli, Felipe Gallego Lima, Ludhmila Abrahão Hajjar, Roberto Kalil Filho, Fábio Sandoli de Brito Junior, Alexandre Abizaid, Henrique Barbosa Ribeiro","doi":"10.1093/ehjopen/oeae075","DOIUrl":"https://doi.org/10.1093/ehjopen/oeae075","url":null,"abstract":"<p><strong>Aims: </strong>Cardiogenic shock (CS) and cardiac arrest (CA) are serious complications in ST-elevation myocardial infarction (STEMI) patients, with lack of long-term data according to their timing of occurrence. This study sought to determine the incidence and relationship between the timing of occurrence and prognostic impact of CS and CA complicating STEMI in the long-term follow-up.</p><p><strong>Methods and results: </strong>We conducted a retrospective analysis of consecutive STEMI patients treated between 2004 and 2017. Patients were divided into four groups based on the occurrence of neither CA nor CS, CA only, CS only, and both CA and CS (CA-CS-, CA+, CS+, and CA+CS+, respectively). Adjusted Cox regression analysis was used to assess the independent association between the CS and CA categories and mortality. A total of 1603 STEMI patients were followed for a median of 3.6 years. CA and CS occurred in the 12.2% and 15.9% of patients, and both impacted long-term mortality [adjusted hazard ratio (HR) = 2.59, 95% confidence interval (CI): 1.53-4.41, <i>P</i> < 0.001; HR = 3.16, 95% CI: 2.21-4.53, <i>P</i> < 0.001, respectively). CA+CS+ occurred in 7.3%, with the strongest association with higher mortality (adjusted HR = 5.36; 95% CI: 3.80-7.55, <i>P</i> < 0.001). Using flexible parametric models with B-splines, the increased mortality was restricted to the first ∼10 months. In addition, overall mortality rates were higher at all timings (all with <i>P</i> < 0.001), except for CA during initial cardiac catheterization (<i>P</i> < 0.183).</p><p><strong>Conclusion: </strong>CS and CA complicating patients presenting with STEMI were associated with higher long-term mortality rate, especially in the first 10 months. Both CS+ and CA+ at any timeframe impacted outcomes, except for CA+ during the initial cardiac catheterization, although this will have to be confirmed in larger future studies, given the relatively small number of patients.</p>","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"4 5","pages":"oeae075"},"PeriodicalIF":0.0,"publicationDate":"2024-09-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11430270/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142335085","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}

{"title":"Basal inferoseptal segment is highly susceptible to deformation in the clinical spectrum of transthyretin-derived amyloid cardiomyopathy.","authors":"Toshihiro Tsuruda, Hiroshi Nakada, Yoshimasa Yamamura, Yunosuke Matsuura, Miyuki Ogata, Miyo Tanaka, Yosuke Suiko, Soichi Komaki, Hiroki Tanaka, Kohei Moribayashi, Takeshi Ideguchi, Tamasa Terada, Tomomi Ota, Keisuke Yamamoto, Kensaku Nishihira, Yoshisato Shibata, Koichi Kaikita","doi":"10.1093/ehjopen/oeae076","DOIUrl":"https://doi.org/10.1093/ehjopen/oeae076","url":null,"abstract":"<p><strong>Aims: </strong>While the prevalence of transthyretin-derived amyloid cardiomyopathy (ATTR-CM) is on the rise, detailed understanding of its morphological and functional characteristics within the left ventricle (LV) across heart failure (HF) remains limited.</p><p><strong>Methods and results: </strong>Utilizing two-dimensional (2D) speckle-tracking echocardiography, we assessed longitudinal strain (LS) in 63 histology-confirmed ATTR-CM patients. Additionally, cardiac magnetic resonance (CMR) images measured native T1 and extracellular volume (ECV), compared with LS across 18 LV segments. Patients were categorized into three groups based on HF status: Group 1 (no HF symptoms), Group 2 (HF with preserved LV ejection fraction), and Group 3 (HF with reduced LV ejection fraction). LS analysis unveiled susceptibility to deformation in the basal inferoseptal segment, persisting even in asymptomatic cases. CMR demonstrated increasing native T1 deviation, particularly evident in segments distant from the inferoseptal region. Contrastingly, maximal ECV was consistently observed in the basal and mid-ventricular inferior-septum, even in asymptomatic individuals. Segmental LS decline correlated with ECV expansion but not with native T1 values.</p><p><strong>Conclusion: </strong>Our findings suggest that the inferoseptal segment is highly susceptible to amyloid infiltration, and 2D speckle-tracking echocardiography and CMR may serve as a valuable tool for its early detection.</p>","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"4 5","pages":"oeae076"},"PeriodicalIF":0.0,"publicationDate":"2024-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11404357/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142304541","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}

{"title":"The incidence of atrial fibrillation detected by implantable loop recorders: a comparison between patients with and without embolic stroke of undetermined source.","authors":"Panagiota A Chousou, Rahul K Chattopadhyay, Gareth Matthews, Allan Clark, Vassilios S Vassiliou, Peter J Pugh","doi":"10.1093/ehjopen/oeae061","DOIUrl":"10.1093/ehjopen/oeae061","url":null,"abstract":"<p><strong>Aims: </strong>Stroke is the most debilitating outcome of atrial fibrillation (AF). The use of implantable loop recorders increases the detection of AF episodes among patients with embolic stroke of undetermined source. The significance of device-detected AF, or subclinical AF, is unknown. This study aimed to compare the incidence of AF detected by implantable loop recorder in patients with and without embolic stroke of undetermined source.</p><p><strong>Methods and results: </strong>We retrospectively studied all patients without known AF who were referred to our institution for implantable loop recorder implantation following embolic stroke of undetermined source, syncope, or palpitations from March 2009 to November 2019. The primary endpoint was any detection of AF or atrial flutter by implantable loop recorder. Seven hundred and fifty patients were included and followed up for a mean duration of 731 days (SD 443). An implantable loop recorder was implanted following embolic stroke of undetermined source in 323 and for assessment of syncope, palpitations, or another reason in 427 patients. The incidence of AF was significantly (<i>P</i> < 0.001) higher among patients with embolic stroke of undetermined source compared with the non-embolic stroke of undetermined source group; 48.6% vs. 13.8% (for any duration of AF) and 32.2% vs. 12.4% (for AF lasting ≥30 s) both <i>P</i> < 0.001. Kaplan-Meier analysis showed significantly higher incidence of AF for incremental durations of AF up to >5.5 h, but not >24 h. This was driven by longest AF durations of <6 min and between 5.5 h and 24 h, suggesting a bimodal distribution. In a multivariable Cox regression analysis, embolic stroke of undetermined source independently conferred an almost 5-fold increase in the hazard for any duration of AF.</p><p><strong>Conclusion: </strong>The incidence of AF is significantly higher amongst embolic stroke of undetermined source vs. non-embolic stroke of undetermined source patients monitored constantly by an implantable loop recorder. A high number of embolic stroke of undetermined source survivors have short-duration AF episodes. Further work is needed to determine the optimal treatment strategy of these AF episodes in embolic stroke of undetermined source.</p>","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"4 5","pages":"oeae061"},"PeriodicalIF":0.0,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11366165/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142116439","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}

{"title":"Intra-individual variability in lipoprotein(a): the value of a repeat measure for reclassifying individuals at intermediate risk.","authors":"Tarek Harb, Efthymios Ziogos, Roger S Blumenthal, Gary Gerstenblith, Thorsten M Leucker","doi":"10.1093/ehjopen/oeae064","DOIUrl":"10.1093/ehjopen/oeae064","url":null,"abstract":"<p><strong>Aims: </strong>Lipoprotein(a) [Lp(a)] levels are predominantly genetically determined and repeat measurements are generally considered unlikely to be clinically useful. However, the temporal variation of Lp(a) is not well characterized. Our aim was to determine the intra-individual variability of Lp(a) and whether a repeated measure reclassified Lp(a)-specific cardiovascular risk using the European Atherosclerosis Society (EAS) consensus statement risk categories.</p><p><strong>Methods and results: </strong>This retrospective cohort study analysed initial and repeated serum Lp(a) levels measured using the same methodology from 609 individuals in the Nashville Biosciences database, a de-identified electronic medical records database. Baseline and follow-up paired values were significantly different (<i>P</i> < 0.05), with an absolute change of ≥10 mg/dL in 38.1% [95% CI 34.2-42%] and a >25% change in 40.5% [95% CI 36.6-44.3%] of individuals. Although the categories of those whose values were in the EAS low-risk and high-risk categories did not change, 53% of those in the intermediate 'grey-zone' category transitioned to either the low-risk (20%) or high-risk (33%) category. Black individuals exhibited greater variability than White individuals and women exhibited greater variability than men. There was a positive correlation between the baseline Lp(a) levels and the absolute changes in Lp(a), (<i>r</i> = 0.59, <i>P</i> < 0.01).</p><p><strong>Conclusion: </strong>Temporal-related changes in Lp(a) variability were present in many individuals. A repeat Lp(a) measure may allow more precise Lp(a)-specific cardiovascular risk prediction for individuals whose initial value is in the EAS-defined intermediate 'grey-zone' category. Lp(a) variability should be included in calculating the expected effect sizes in future clinical research studies targeting Lp(a).</p>","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"4 5","pages":"oeae064"},"PeriodicalIF":0.0,"publicationDate":"2024-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11365507/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142116437","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}

{"title":"New data allow to better understand the secrets of lipoprotein(a): is that for sure?","authors":"Stanisław Surma, Bożena Sosnowska, Željko Reiner, Maciej Banach","doi":"10.1093/ehjopen/oeae066","DOIUrl":"10.1093/ehjopen/oeae066","url":null,"abstract":"","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"4 5","pages":"oeae066"},"PeriodicalIF":0.0,"publicationDate":"2024-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11365506/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142116438","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}

{"title":"A real-world analysis of adherence, biochemical outcomes, and healthcare costs in patients treated with rosuvastatin/ezetimibe as single-pill combination vs. free combination in Italy.","authors":"Alberto Zambon, Evangelos Liberopoulos, Melania Dovizio, Chiara Veronesi, Luca Degli Esposti, Leopoldo Pérez de Isla","doi":"10.1093/ehjopen/oeae074","DOIUrl":"10.1093/ehjopen/oeae074","url":null,"abstract":"<p><strong>Aims: </strong>To compare medication adherence, lipid goal attainment, and healthcare costs between patients receiving a single-pill combination (SPC) vs. a free combination treatment (FCT) of rosuvastatin/ezetimibe (ROS/EZE) in Italy.</p><p><strong>Methods and results: </strong>Administrative databases of healthcare entities covering ∼7 million individuals were used to identify adults prescribed with ROS/EZE as SPC or FCT between January 2018 and June 2020. Adherence was calculated as the proportion of days covered (PDC) after cohort balancing by propensity score matching. Patients with available LDL cholesterol testing were assessed for the proportion of those who at baseline were above lipid targets recommended by ESC/EAS Guidelines for their cardiovascular risk category and reached the target during follow-up. Among 25 886 patients on SPC and 7309 on FCT, adherent patients were more represented in SPC than FCT cohort (56.8 vs. 44.5%, <i>P</i> < 0.001), and this difference remained significant (<i>P</i> < 0.001) after stratification by cardiovascular risk (very high, high, and other). The proportion of patients reaching LDL cholesterol target at 1 year follow-up was significantly (<i>P</i> < 0.001) higher in SPC vs. FCT cohort: 35.4 vs. 23.8% for very high cardiovascular risk, 46.9 vs. 23.1% for high risk and 71.6 vs. 49.5% for other risk. Total healthcare costs per patient at 1 year follow-up were lower in SPC vs. FCT users (2337€ vs. 1890€, <i>P</i> < 0.001). In both cohorts, costs were mainly driven by drug expenses and hospitalizations.</p><p><strong>Conclusion: </strong>This real-world analysis in dyslipidaemic patients found that treatment with ROS/EZE as SPC resulted in better adherence, higher chances of reaching lipid goals, and cost savings over FCT, in all cardiovascular risk categories.</p>","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"4 5","pages":"oeae074"},"PeriodicalIF":0.0,"publicationDate":"2024-08-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11416014/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142304540","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}

{"title":"Dynamic assessment of left ventricular coupling and myocardial reserve in patients with cardiogenic shock.","authors":"Anthony J Kanelidis, Michael J Randazzo, Sara Kalantari, Bryan Smith, Ann Nguyen, Ben B Chung, Stanley Swat, Nitasha Sarswat, Christopher Salerno, Valluvan Jeevanandam, Gene Kim, Mark N Belkin, Jonathan Grinstein","doi":"10.1093/ehjopen/oeae072","DOIUrl":"https://doi.org/10.1093/ehjopen/oeae072","url":null,"abstract":"<p><strong>Aims: </strong>Pulmonary artery catheter haemodynamics are associated with improved survival in cardiogenic shock (CS). We investigated the utility of aortic pulsatility index (API) and cardiac power output (CPO) as surrogates for left ventricular (LV) coupling and myocardial reserve, respectively, in patients with CS undergoing dynamic assessment after a milrinone bolus.</p><p><strong>Methods and results: </strong>Patients with SCAI Stage C CS underwent a milrinone drug study (50 mcg/kg bolus infused over 10 min) to assess inotropic response. Haemodynamic measurements were obtained at baseline and following the bolus. Aortic pulsatility index and CPO were used to risk-stratify patients with the incidence of LV assist device (LVAD), orthotopic heart transplantation (OHT), or death at 1 year as the primary composite endpoint. Two hundred and twenty-four patients in SCAI Stage C CS underwent haemodynamics prior to milrinone bolus, and 117 patients had low baseline API < 1.45. Of the 117 patients, 88 had a final API < 2.2 after milrinone load, consistent with LV decoupling, in which 73% met the composite endpoint. The remaining 29 patients had a final API ≥ 2.2 consistent with LV recoupling, and only 55% met the composite endpoint (<i>P</i> = 0.046). Of the 117 patients, 40 patients had low myocardial reserve (final CPO < 0.77 W), in which 78% met the composite endpoint. Of the 77 patients who demonstrated myocardial reserve (final CPO ≥ 0.77 W), only 64% met the composite endpoint (<i>P</i> = 0.039).</p><p><strong>Conclusion: </strong>The use of API and CPO in a dynamic assessment after provocative testing led to improved risk stratification in patients with SCAI Stage C CS for clinical outcomes including LVAD, OHT, or death at 1 year.</p>","PeriodicalId":93995,"journal":{"name":"European heart journal open","volume":"4 5","pages":"oeae072"},"PeriodicalIF":0.0,"publicationDate":"2024-08-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11425697/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142336774","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}