Ventricular dysfunction

心室功能障碍
  • 文章类型: Systematic Review
    选定的不符合心脏移植资格的晚期心力衰竭患者可以从左心室辅助装置治疗中受益,作为“目的地治疗”。有证据表明目的地治疗的疗效;然而,由于缺乏经济证据,目前尚未在英国国家卫生局内委托。
    对于不适合进行心脏移植(目的地治疗)的晚期心力衰竭患者,左心室辅助装置的临床和成本效益与医疗管理相比如何?
    对左心室辅助装置作为目的地治疗的临床和成本效益的证据进行了系统审查,包括:在可行的情况下,一项网络荟萃分析,以间接评估当前可用的左心室辅助设备与医疗管理相比的相对有效性.对于系统审查,搜索的数据源(截至2022年1月11日)是CochraneCENTRAL,MEDLINE和EMBASE通过Ovid进行初步研究,以及Epidemonikos和Cochrane系统评价数据库,用于相关系统评价。还搜索了试用登记簿,以及来自特定干预措施登记册的数据和报告。经济研究在EconLit中被确定,CEA注册表和NHS经济评估数据库(NHSEED)。通过检查纳入研究的参考列表来补充搜索。从英国国家卫生服务/个人社会服务的角度,开发了一种经济模型(马尔可夫)来估算左心室辅助设备与医疗管理相比的成本效益。进行确定性和概率敏感性分析以探索不确定性。在可能的情况下,所有分析都集中在目前唯一可用的左心室辅助装置(HeartMate3TM,雅培,芝加哥,IL,美国)在英国。
    临床有效性综述包括134项研究(240篇)。没有直接比较HeartMate3和医疗管理的研究(一项随机试验正在进行中)。当前可用的左心室辅助装置与早期装置相比并相对于医疗管理提高了患者存活率并降低了中风率和并发症。例如,使用HeartMate3装置24个月时的生存率为77%,而使用HeartMateII时的生存率为59%(MOMENTUM3试验)。间接比较表明,与医疗管理相比,死亡率降低[相对死亡风险0.25(95%置信区间0.13至0.47);24个月;本研究]。成本效益审查包括5项成本分析和14项经济评估,涵盖不同世代的设备,并具有不同的观点。与医疗管理相比,报告的每质量调整生命年的增量成本较后几代设备更低[低至46,207英镑(2019年价格;英国观点;时间期限至少5年)]。从英国国家卫生服务/个人社会服务的角度来看,与医疗管理相比,经济评估使用了不同的方法来获得当前左心室辅助设备的相对效果。所有这些都给出了类似的增量成本效益比,即每获得质量调整后的寿命年-寿命期53,496-58,244英镑。模型输出对与医疗管理相关的参数估计敏感。根据心力衰竭的严重程度,探索性亚组分析的结果没有实质性差异。
    没有直接证据将HeartMate3的临床有效性与医疗管理进行比较。间接比较是基于来自异质性研究的有限数据,这些研究涉及心力衰竭的严重程度(机构间登记机构间登记机构机械辅助循环支持评分分布)和可能的生存。此外,英国晚期心力衰竭的医疗管理成本尚不清楚.
    使用英国适用的成本效益标准,对于不符合心脏移植条件的晚期心力衰竭患者,左心室辅助装置与医疗管理相比可能不具成本效益.如果可用,持续评估HeartMate3与医疗管理相比的数据可用于更新成本效益估计值.需要对英国的医疗管理成本进行审计,以进一步减少经济评估中的不确定性。
    本研究注册为PROSPEROCRD42020158987。
    该奖项由美国国家卫生与护理研究所(NIHR)卫生技术评估计划(NIHR奖参考:NIHR128996)资助,并在《卫生技术评估》中全文发表。28号38.有关更多奖项信息,请参阅NIHR资助和奖励网站。
    由于年龄和合并症,大多数晚期心力衰竭患者不适合进行心脏移植,但选定的患者可以从左心室辅助装置中受益。用于此类患者的左心室辅助设备治疗被称为“目的地治疗”。这是一种长期疗法,涉及植入电池供电的泵来支持患者的心脏。该项目的目的是收集和评估左心室辅助装置用于目的地治疗时有效性的研究证据。并从英国国家卫生服务/个人社会服务的角度评估与医疗管理相比的物有所值。这项研究发现,目前可用的左心室辅助设备与早期设备相比,与医疗管理相比,可以提高患者的生存率,并减少中风率和并发症。然而,由于缺乏直接将当前设备与单独药物治疗进行比较的研究,因此证据存在不确定性.目前正在进行的临床试验正在对此进行评估。这也意味着对于左心室辅助设备是否可以提供目前为英国国家卫生局确定的物有所值的不确定性。
    UNASSIGNED: Selected patients with advanced heart failure ineligible for heart transplantation could benefit from left ventricular assist device therapy as \'destination therapy\'. There is evidence of the efficacy of destination therapy; however, it is not currently commissioned within the United Kingdom National Health Service due to the lack of economic evidence.
    UNASSIGNED: What is the clinical and cost-effectiveness of a left ventricular assist device compared to medical management for patients with advanced heart failure ineligible for heart transplantation (destination therapy)?
    UNASSIGNED: A systematic review of evidence on the clinical and cost-effectiveness of left ventricular assist devices as destination therapy was undertaken including, where feasible, a network meta-analysis to provide an indirect estimate of the relative effectiveness of currently available left ventricular assist devices compared to medical management. For the systematic reviews, data sources searched (up to 11 January 2022) were Cochrane CENTRAL, MEDLINE and EMBASE via Ovid for primary studies, and Epistemonikos and Cochrane Database of Systematic Reviews for relevant systematic reviews. Trial registers were also searched, along with data and reports from intervention-specific registries. Economic studies were identified in EconLit, CEA registry and the NHS Economic Evaluation Database (NHS EED). The searches were supplemented by checking reference lists of included studies. An economic model (Markov) was developed to estimate the cost-effectiveness of left ventricular assist devices compared to medical management from the United Kingdom National Health Service/personal social service perspective. Deterministic and probabilistic sensitivity analyses were conducted to explore uncertainties. Where possible, all analyses focused on the only currently available left ventricular assist device (HeartMate 3TM, Abbott, Chicago, IL, USA) in the United Kingdom.
    UNASSIGNED: The clinical effectiveness review included 134 studies (240 articles). There were no studies directly comparing HeartMate 3 and medical management (a randomised trial is ongoing). The currently available left ventricular assist device improves patient survival and reduces stroke rates and complications compared to earlier devices and relative to medical management. For example, survival at 24 months is 77% with the HeartMate 3 device compared to 59% with the HeartMate II (MOMENTUM 3 trial). An indirect comparison demonstrated a reduction in mortality compared to medical management [relative risk of death 0.25 (95% confidence interval 0.13 to 0.47); 24 months; this study]. The cost-effectiveness review included 5 cost analyses and 14 economic evaluations covering different generations of devices and with different perspectives. The reported incremental costs per quality-adjusted life-year gained compared to medical management were lower for later generations of devices [as low as £46,207 (2019 prices; United Kingdom perspective; time horizon at least 5 years)]. The economic evaluation used different approaches to obtain the relative effects of current left ventricular assist devices compared to medical management from the United Kingdom National Health Service/personal social service perspective. All gave similar incremental cost-effectiveness ratios of £53,496-58,244 per quality-adjusted life-year gained - lifetime horizon. Model outputs were sensitive to parameter estimates relating to medical management. The findings did not materially differ on exploratory subgroup analyses based on the severity of heart failure.
    UNASSIGNED: There was no direct evidence comparing the clinical effectiveness of HeartMate 3 to medical management. Indirect comparisons made were based on limited data from heterogeneous studies regarding the severity of heart failure (Interagency Registry for Mechanically Assisted Circulatory Support score distribution) and possible for survival only. Furthermore, the cost of medical management of advanced heart failure in the United Kingdom is not clear.
    UNASSIGNED: Using cost-effectiveness criteria applied in the United Kingdom, left ventricular assist devices compared to medical management for patients with advanced heart failure ineligible for heart transplant may not be cost-effective. When available, data from the ongoing evaluation of HeartMate 3 compared to medical management can be used to update cost-effectiveness estimates. An audit of the costs of medical management in the United Kingdom is required to further decrease uncertainty in the economic evaluation.
    UNASSIGNED: This study is registered as PROSPERO CRD42020158987.
    UNASSIGNED: This award was funded by the National Institute for Health and Care Research (NIHR) Health Technology Assessment programme (NIHR award ref: NIHR128996) and is published in full in Health Technology Assessment; Vol. 28, No. 38. See the NIHR Funding and Awards website for further award information.
    The majority of patients with advanced heart failure would be unsuitable for heart transplantation due to their age and comorbidities but selected patients could benefit from a left ventricular assist device. Left ventricular assist device therapy for such patients is known as ‘destination therapy’. This is a long-term therapy that involves implanting a battery-powered pump to support the patient’s heart. The purpose of this project was to collect and assess the research evidence on the effectiveness of left ventricular assist devices when used for destination therapy, and to estimate value for money compared to medical management from the United Kingdom National Health Service/personal social service perspective. This research identified that the currently available left ventricular assist device improves patient survival as well as reducing stroke rates and complications compared to earlier devices and relative to medical management. However, there is uncertainty in the evidence due to the absence of studies directly comparing the current device to medical therapy alone. An ongoing clinical trial is currently assessing this. It also means there is uncertainty about whether left ventricular assist devices could provide value for money as determined currently for the United Kingdom National Health Service.
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  • 文章类型: Journal Article
    β受体阻滞剂(BBs)在提高心力衰竭和降低射血分数(HFrEF)患者的生活质量和延长生存期中起着至关重要的作用。建议以低剂量开始治疗并逐渐向上滴定剂量,以确保疗效,同时减轻潜在的不良反应。警惕监测药物不耐受的迹象是必要的,根据需要调整剂量。老年HF患者的管理需要以病例为中心的方法,考虑到个人合并症,功能状态,和脆弱。老年人,然而,在随机临床试验中往往代表性不足,由于临床实践中的HF患者比纳入试验的患者年龄大,因此导致治疗策略存在一定的不确定性.本文对过去25年发表的关于老年HF患者BBs的文献进行了范围审查。关注年龄,结果,和耐受性。对包括26,426例患者的12项研究(8项随机对照研究和4项观察性研究)进行了回顾。结果表明,BBs代表老年HFrEF患者的可行治疗方法,在症状管理中提供好处,心功能,和总体结果。它们在HF中的作用与保存的EF,然而,仍然不确定。需要进一步的研究来完善治疗策略,并解决老年人的具体问题。包括适当的剂量,治疗依从性,和耐受性。
    Beta blockers (BBs) play a crucial role in enhancing the quality of life and extending the survival of patients with heart failure and reduced ejection fraction (HFrEF). Initiating the therapy at low doses and gradually titrating the dose upwards is recommended to ensure therapeutic efficacy while mitigating potential adverse effects. Vigilant monitoring for signs of drug intolerance is necessary, with dose adjustments as required. The management of older HF patients requires a case-centered approach, taking into account individual comorbidities, functional status, and frailty. Older adults, however, are often underrepresented in randomized clinical trials, leading to some uncertainty in management strategies as patients with HF in clinical practice are older than those enrolled in trials. The present article performs a scoping review of the past 25 years of published literature on BBs in older HF patients, focusing on age, outcomes, and tolerability. Twelve studies (eight randomized-controlled and four observational) encompassing 26,426 patients were reviewed. The results indicate that BBs represent a viable treatment for older HFrEF patients, offering benefits in symptom management, cardiac function, and overall outcomes. Their role in HF with preserved EF, however, remains uncertain. Further research is warranted to refine treatment strategies and address specific aspects in older adults, including proper dosing, therapeutic adherence, and tolerability.
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  • 文章类型: Journal Article
    背景:本系统综述探讨了兰地洛尔对表现为室上性快速性心律失常(SVT)和并发左心室功能障碍的个体的影响。没有败血症或围手术期。方法:我们系统地搜索了PubMed,科克伦,WebofScience,和Scopus数据库,根据预先指定的资格标准检索总共15项符合条件的研究.结果:用兰地洛尔治疗的患者心率(HR)显着降低(平均HR降低:42bpm,95%置信区间(CI):37-47,I2=82%),与接受替代抗心律失常治疗的患者相比,更有可能达到目标HR(合并比值比(OR):5.37,95%CIs:2.87-10.05,I2=0%)。不良事件,主要是低血压,发生在14.7%的患者接受兰地洛尔,但兰地洛尔和替代抗心律失常治疗组之间没有观察到显著差异(合并OR:1.02,95%CI:0.57-1.83,I2=0%).两组之间在窦性心律恢复(合并OR:0.97,95%CI:0.25-3.78,I2=0%)和由于不良事件而停药(合并OR:5.09,95%CI:0.6-43.38,I2=0%)方面没有显着差异。结论:虽然需要进一步的研究,本系统综述强调了在左心功能不全的情况下,兰地洛尔在室性早搏治疗中的潜在益处.
    Background: This systematic review explores the effects of landiolol administration in individuals presenting with supraventricular tachyarrhythmia (SVT) and concurrent left ventricular dysfunction, without being septic or in a peri-operative period. Methods: We systematically searched PubMed, Cochrane, Web of Science, and Scopus databases, retrieving a total of 15 eligible studies according to prespecified eligibility criteria. Results: Patients treated with landiolol experienced a substantial reduction in heart rate (HR) (mean HR reduction: 42 bpm, 95% confidence intervals (CIs): 37-47, I2 = 82%) and were more likely to achieve the target HR compared to those receiving alternative antiarrhythmic therapy (pooled odds ratio (OR): 5.37, 95% CIs: 2.87-10.05, I2 = 0%). Adverse events, primarily hypotension, occurred in 14.7% of patients receiving landiolol, but no significant difference was observed between the landiolol and alternative antiarrhythmic receiving groups (pooled OR: 1.02, 95% CI: 0.57-1.83, I2 = 0%). No significant difference was observed between the two groups concerning sinus rhythm restoration (pooled OR: 0.97, 95% CI: 0.25-3.78, I2 = 0%) and drug discontinuation due to adverse events (pooled OR: 5.09, 95% CI: 0.6-43.38, I2 = 0%). Conclusion: While further research is warranted, this systematic review highlights the potential benefits of landiolol administration in the management of SVTs in the context of left ventricular dysfunction.
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  • 文章类型: Journal Article
    半乳糖凝集素-3(Gal-3)是一种新型的促纤维化生物标志物,可以预测由各种心血管疾病引起的左右心脏功能障碍。它的表达似乎随着心脏重塑过程的发展而逐渐改变,甚至在心力衰竭发作之前。因此,已发现Gal-3是急性和慢性心力衰竭的个体预测因子,或作为可预见不良心脏结果的综合生物标志物组的一部分。在先天性心脏病(CHD)中,Gal-3与儿童和成人的心脏死亡率和并发症相关,并被提议作为治疗靶标,以逆转导致心力衰竭的促纤维化途径的激活。血清Gal-3水平之间的正相关,术后住院率,在对接受矫正手术的CHD患者进行的研究中,也报道了并发症和心室功能障碍.因此,这篇综述试图探讨Gal-3在CHD患者中的潜在应用,尤其是在接受矫正手术的患者中.不能忽视文献数据的异质性和当前研究对较大队列获得的结果缺乏验证,不过。需要进一步的纵向研究来确定Gal-3如何与儿科冠心病的长期结局相关。
    Galectin-3 (Gal-3) is a novel pro-fibrotic biomarker that can predict both right and left cardiac dysfunction caused by various cardiovascular conditions. Its expression seems to be progressively altered with evolving cardiac remodeling processes, even before the onset of heart failure. Hence, Gal-3 has been found to be an individual predictor of acute and chronic heart failure or to serve as part of an integrated biomarker panel that can foresee adverse cardiac outcomes. In congenital heart disease (CHD), Gal-3 correlates with cardiac mortality and complications in both children and adults and is proposed as a therapeutic target in order to reverse the activation of pro-fibrosis pathways that lead to heart failure. Positive associations between serum Gal-3 levels, post-operatory hospitalization rates, complications and ventricular dysfunction have also been reported within studies conducted on patients with CHD who underwent corrective surgery. Thus, this review tried to address the potential utility of Gal-3 in patients with CHD and particularly in those who undergo corrective surgery. The heterogeneity of the literature data and the lack of validation of the results obtained by the current studies on larger cohorts cannot be neglected, though. Further longitudinal research is required to establish how Gal-3 can relate to long-term outcomes in pediatric CHD.
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  • 文章类型: Meta-Analysis
    目的:先前的研究调查了心包脂肪对心血管疾病的影响。然而,到目前为止,还没有系统评价和荟萃分析研究这种关联,因此,本文旨在评估心包脂肪与心血管疾病之间的关系。
    方法:我们搜索了PubMed,科克伦图书馆,Scopus,GoogleScholarandClinicaltrials.gov选择观察性研究报告了心包脂肪与包括冠状动脉疾病(CAD)在内的心血管疾病之间的关系,心室功能障碍,心力衰竭(HF),心房颤动(AF),主要不良心脏事件(MACE),冠状动脉钙化(CAC),除心房颤动以外的心律失常,和心血管事件预测评分。MetaXL5.3用于数据分析。
    结果:我们的分析中纳入了83篇文献,包括73,934例患者。结果显示心包脂肪与CAD显著相关(OR=1.38;95%CI:1.28-1.50),心室功能障碍(OR=1.53/1mm3;95%CI:1.17-2.01),HF(OR=1.32每1mm3;95%CI:1.23-1.41),AF(OR=1.16每1mm3;95%CI:1.09-1.24),MACE(OR=1.39/1mm3;95%CI:1.22-1.57),和CAC(OR=1.15/1mm3;95%CI:1.05-1.27)。另一方面,关于心包脂肪与除心房颤动或心血管风险评分以外的心律失常之间的关系,没有足够的数据.
    结论:分析表明心包脂肪体积与心血管疾病之间存在显著关系。由于心包脂肪是肥胖的良好预测因子,该研究建议调查其相关性,并对先前确定的危险因素增加影响,以评估将其与心血管风险评分合并的可能性.
    OBJECTIVE: Previous studies investigated the effect of pericardial fat on cardiovascular diseases. However, until now there was no systematic review and meta-analysis investigated this association, thus we conducted this article to assess the relationship between pericardial fat and cardiovascular diseases.
    METHODS: We searched PubMed, The Cochrane Library, Scopus, Google Scholar and Clinicaltrials.gov to select observational studies reported the relationship between pericardial fat and cardiovascular diseases including coronary artery disease (CAD), ventricular dysfunction, heart failure (HF), atrial fibrillation (AF), major adverse cardiac events (MACE), coronary artery calcifications (CAC), arrhythmias other than atrial fibrillation, and cardiovascular events prediction scores. Meta XL 5.3 was used for data analysis.
    RESULTS: A total of 83 articles that included 73,934 patients were included in our analysis. The results showed that pericardial fat was significantly associated with CAD (OR = 1.38; 95% CI: 1.28-1.50), ventricular dysfunction (OR = 1.53 per 1 mm3 ; 95% CI: 1.17-2.01), HF (OR = 1.32 per 1 mm3 ; 95% CI: 1.23-1.41), AF (OR = 1.16 per 1 mm3 ; 95% CI: 1.09-1.24), MACE (OR = 1.39 per 1 mm3 ; 95% CI: 1.22-1.57), and CAC (OR = 1.15 per 1 mm3 ; 95% CI: 1.05-1.27). On the other hand, there was no enough data about the relationship between pericardial fat with arrhythmias other than atrial fibrillation or cardiovascular risk scores.
    CONCLUSIONS: The analysis demonstrated that the relationship between pericardial fat volume and cardiovascular diseases was significant. Since pericardial fat is a good predictor of obesity, it suggests investigating its relationship and adds on effect to previously established risk factor to evaluate the possibility of incorporating it with cardiovascular risk scores.
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  • 文章类型: Journal Article
    背景:脓毒症诱发心肌病(SIC)对预后的影响存在争议,其与不同阶段死亡率的关系尚不清楚。我们进行了系统评价和荟萃分析,以了解SIC与脓毒症患者死亡率之间的关系。
    方法:我们检索并评估了PubMed和Embase从开始到2021年7月8日的脓毒症患者中与SIC相关的死亡率的观察性研究。结果包括住院和1个月死亡率。我们采用随机效应模型来检查有和无SIC患者的死亡风险比。元回归,子组,敏感性分析用于检查结果的异质性。
    结果:我们的结果,包括20项研究和4410例败血症患者,证明SIC与住院死亡率增加无统计学关联,与非SIC相比(RR1.28,[0.96-1.71];p=0.09),但在住院时间超过10天的患者中,这种相关性具有统计学意义(RR1.40,[1.02-1.93];p=0.04).此外,SIC与1个月死亡率的高风险显著相关(RR1.47,[1.17-1.86];p<0.01)。在SIC患者中,右心室功能障碍与1个月死亡率增加显著相关(RR1.72,[1.27-2.34];p<0.01),而左心室功能障碍则没有(RR1.33,[0.87-2.02];p=0.18)。
    结论:住院时间超过10天和1个月的住院死亡率较高,我们的研究结果表明,即使在心肌病康复后,SIC仍可能继续影响宿主系统.此外,右心室功能障碍可能在SIC相关死亡率中起关键作用,及时的双心室评估对于管理败血症患者至关重要。
    BACKGROUND: The implication of sepsis-induced cardiomyopathy (SIC) to prognosis is controversial, and its association with mortality at different stages remains unclear. We conducted a systematic review and meta-analysis to understand the association between SIC and mortality in septic patients.
    METHODS: We searched and appraised observational studies regarding the mortality related to SIC among septic patients in PubMed and Embase from inception until 8 July 2021. Outcomes comprised in-hospital and 1-month mortality. We adopted the random-effects model to examine the mortality risk ratio in patients with and without SIC. Meta-regression, subgroup, and sensitivity analyses were applied to examine the outcome\'s heterogeneity.
    RESULTS: Our results, including 20 studies and 4,410 septic patients, demonstrated that SIC was non-statistically associated with increased in-hospital mortality, compared to non-SIC (RR 1.28, [0.96-1.71]; p = 0.09), but the association was statistically significant in patients with the hospital stay lengths longer than 10 days (RR 1.40, [1.02-1.93]; p = 0.04). Besides, SIC was significantly associated with a higher risk of 1-month mortality (RR 1.47, [1.17-1.86]; p < 0.01). Among SIC patients, right ventricular dysfunction was significantly associated with increased 1-month mortality (RR 1.72, [1.27-2.34]; p < 0.01), while left ventricular dysfunction was not (RR 1.33, [0.87-2.02]; p = 0.18).
    CONCLUSIONS: With higher in-hospital mortality in those hospitalized longer than 10 days and 1-month mortality, our findings imply that SIC might continue influencing the host\'s system even after recovery from cardiomyopathy. Besides, right ventricular dysfunction might play a crucial role in SIC-related mortality, and timely biventricular assessment is vital in managing septic patients.
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  • 文章类型: Journal Article
    先天性膈疝(CDH)是一种罕见的先天性异常,其表现是并发肺动脉高压(PH),肺发育不全,和心肌功能障碍,其中每一项对短期临床管理和长期结局都有显著影响.尽管在治疗和手术技术方面取得了许多进步,最佳的CDH管理仍然是一个争论的话题,由于变量表示,复杂的病理生理学,以及对发病率和死亡率的持续影响。最近的管理策略之一是在与CDH相关的PH的管理中使用前列腺素E1(PGE1)输注。PGE1在重症先天性心脏病的NICU中广泛使用,以维持导管通畅并促进肺和全身血流。在一个相关的范例中,PGE1输注已用于超全身右心室压的情况,包括CDH,具有维持导管通畅的治疗意图,作为“减压阀”,以减少右心室(RV)的有效后负荷,优化心脏功能,支持肺和全身血流。本文回顾了目前在CDH人群中使用PGE1的证据以及未来研究的机会。
    Congenital diaphragmatic hernia (CDH) is a rare congenital anomaly, whose presentation is complicated by pulmonary hypertension (PH), pulmonary hypoplasia, and myocardial dysfunction, each of which have significant impact on short-term clinical management and long-term outcomes. Despite many advances in therapy and surgical technique, optimal CDH management remains a topic of debate, due to the variable presentation, complex pathophysiology, and continued impact on morbidity and mortality. One of the more recent management strategies is the use of prostaglandin E1 (PGE1) infusion in the management of PH associated with CDH. PGE1 is widely used in the NICU in critical congenital cardiac disease to maintain ductal patency and facilitate pulmonary and systemic blood flow. In a related paradigm, PGE1 infusion has been used in situations of supra-systemic right ventricular pressures, including CDH, with the therapeutic intent to maintain ductal patency as a \"pressure relief valve\" to reduce the effective afterload on the right ventricle (RV), optimize cardiac function and support pulmonary and systemic blood flow. This paper reviews the current evidence for use of PGE1 in the CDH population and the opportunities for future investigations.
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  • 文章类型: Journal Article
    全局纵向应变(GLS)可以识别肝硬化患者的亚临床心肌功能障碍。本系统评价旨在提供肝硬化患者和无肝硬化患者之间GLS值可能差异的证据。从开始到2021年8月11日的研究都是根据纳入标准进行筛选和纳入的。纽卡斯尔渥太华量表用于评估非随机研究的质量。进行Meta分析,随后根据年龄进行敏感性和亚组分析,性别,肝硬化病因,和严重性。使用Begg的漏斗图评估发布偏差,Egger\'stest,和秩相关检验,随后进行修剪和填充分析。系统的数据库搜索产生了20个合格的研究。随机效应显示左心室(LV)GLS(MD:-1.43;95%;95CI,-2.79至-0.07;p=0.04;I2=95%p<0.00001)和右心室(RV)GLS(MD:-1.95;95CI,-3.86至-0.05,p=0.04;I2=90%,p<0.00001)在肝硬化组中。基于研究设计的亚组分析的敏感性测试显示,肝硬化组的LV-GLS降低了-1.78%(I2=70%,p=0.0003)。Meta回归分析显示肝硬化严重程度与GLS降低显著相关。这项研究没有从任何公共资助机构获得具体资助,商业,或非营利部门。研究方案在PROSPERO(CRD42020201630)注册。我们遵循了2020年系统审查和荟萃分析(PRISMA)声明指南的首选报告项目。
    Global longitudinal strain (GLS) can identify subclinical myocardial dysfunction in patients with cirrhosis. This systematic review aims to provide evidence of a possible difference in GLS values between patients with cirrhosis and patients without cirrhosis. Studies from inception to August 11, 2021, were screened and included based on the inclusion criteria. The Newcastle Ottawa Scale was used to assess the quality of nonrandomized studies. Meta-analyses were conducted with subsequent sensitivity and subgroup analyses according to age, sex, cirrhosis etiology, and severity. Publication bias was evaluated using Begg\'s funnel plot, Egger\'s test, and rank correlation test with subsequent trim-and-fill analysis. The systematic database search yielded 20 eligible studies. Random effect showed a significant reduction of left ventricular (LV) GLS (MD:-1.43;95%; 95%CI,-2.79 to -0.07; p = 0.04; I2 = 95% p<0.00001) and right ventricular (RV) GLS (MD:-1.95; 95%CI,-3.86 to -0.05, p = 0.04; I2 = 90%, p<0.00001) in the group with cirrhosis. A sensitivity test on subgroup analysis based on the study design showed a -1.78% lower LV-GLS in the group with cirrhosis (I2 = 70%, p = 0.0003). Meta-regression analysis showed that the severity of cirrhosis was significantly related to GLS reduction. This research received no specific grants from any funding agency in the public, commercial, or not-for-profit sectors. The study protocol was registered at PROSPERO (CRD42020201630). We followed the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) 2020 statement guidelines.
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  • 文章类型: Journal Article
    Acute respiratory distress syndrome (ARDS)-related acute cor pulmonale (ACP) is found in 8%-50% of all patients with ARDS, and is associated with adverse hemodynamic and survival outcomes. ARDS-related ACP is an echocardiographic diagnosis marked by combined right ventricular dilatation and septal dyskinesia, which connote simultaneous diastolic (volume) and systolic (pressure) overload respectively. Risk factors include pneumonia, hypercapnia, hypoxemia, high airway pressures and concomitant pulmonary disease. Current evidence suggests that ARDS-related ACP is amenable to multimodal treatments including ventilator adjustment (aiming for arterial partial pressure of carbon dioxide < 60 mmHg, plateau pressure < 27 cmH2O, driving pressure < 17 cmH2O), prone positioning, fluid balance optimization and pharmacotherapy. Further research is required to elucidate the optimal frequency and duration of routine bedside echocardiography screening for ARDS-related ACP, to more clearly delineate the diagnostic role of transthoracic echocardiography relative to transesophageal echocardiography, and to validate current and novel therapies.
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  • 文章类型: Journal Article
    UNASSIGNED: The available information on the echocardiographic features of cardiac injury related to the novel coronavirus disease 2019 (COVID-19) and their prognostic value are scattered in the different literature. Therefore, the aim of this study was to investigate the echocardiographic features of cardiac injury related to COVID-19 and their prognostic value.
    UNASSIGNED: Published studies were identified through searching PubMed, Embase (Elsevier), and Google scholar databases. The search was performed using the different combinations of the keywords \"echocard*,\" \"cardiac ultrasound,\" \"TTE,\" \"TEE,\" \"transtho*,\" or \"transeso*\" with \"COVID-19,\" \"sars-COV-2,\" \"novel corona, or \"2019-nCOV.\" Two researchers independently screened the titles and abstracts and full texts of articles to identify studies that evaluated the echocardiographic features of cardiac injury related to COVID-19 and/or their prognostic values.
    UNASSIGNED: Of 783 articles retrieved from the initial search, 11 (8 cohort and 3 cross-sectional studies) met our eligibility criteria. Rates of echocardiographic abnormalities in COVID-19 patients varied across different studies as follow: RV dilatation from 15.0% to 48.9%; RV dysfunction from 3.6% to 40%; and LV dysfunction 5.4% to 40.0%. Overall, the RV abnormalities were more common than LV abnormalities. The majority of the studies showed that there was a significant association between RV abnormalities and the severe forms and death of COVID-19.
    UNASSIGNED: The available evidence suggests that RV dilatation and dysfunction may be the most prominent echocardiographic abnormality in symptomatic patients with COVID-19, especially in those with more severe or deteriorating forms of the disease. Also, RV dysfunction should be considered as a poor prognostic factor in COVID-19 patients.
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