ACS

ACS
  • 文章类型: Journal Article
    背景:发生切口疝(IH)的筋膜破裂是任何开腹手术的重要且具有挑战性的并发症。很长一段时间,腹壁重建术(AWR)的成功仅从外科医生的角度通过定义结局指标如伤口发病率和复发来衡量.完全康复很难在不考虑患者的情况下进行评估的理解已经将最佳结果的范式转变为患者报告的结果指标(PROMS)和生活质量(QoL)。这是评估AWR成功和疗效的关键。
    方法:我们在2021年1月至2023年12月期间,对91例接受网片增强腹壁重建术治疗原发性或复发性切口疝的患者进行了前瞻性随访研究。人口统计数据,合并症,并记录疝特征。所有患者术前均通过天然腹部-盆腔CT扫描进行评估,以评估疝气的特征(长度,宽度,表面,以及切口疝囊和腹膜腔的体积),网格的存在(如果以前插入),和腹壁肌肉状态。所有干预均由同一手术团队根据Rives-Stoppa(RS)描述的技术进行,拉米雷斯(ACS),和Novitsky(PCS)。使用术前进行的躯干抬高(TR)和双腿降低(DLL)测量来评估腹壁功能,1个月,6个月,术后1年。同时,使用EQ-5D评分分析手术前后的生活质量。
    结果:记录的平均年龄为59.42±12.28岁,男女比例为35/56,他们中的大多数都是肥胖的。有36例(42%)患者的缺损大于10cm。手术干预类型的分布为:RS35患者,ACS13例患者,和PCS43名患者。术前腹壁功能综合评分平均值为4.41±1.67(2~8),术前EQ-5D指数平均值为0.652±0.026(-0.32~1.00)。记录指标值小于0.56(50%百分位数)的患者中,有48%(44)的QoL差且非常差。术前EQ-5D指数与联合AWF评分高度相关(r=0.620;p<0.0001),且相关性具有特异性(AUC=0.799;p<0.0001;渐近95CI=0.711-0.923)。12个月时,AWF评分增至8.13±2.58(1-10),QoL总分增至0.979±0.007(0.71-1)。在术前评估中记录了47例患者(84%)的QoL总评分良好和非常好,而33例(36%)(采用Yates连续性校正的χ2=46.04;p<0.00001)。
    结论:我们的结果表明,在Eq的帮助下,患者可以期望看到QoL的所有五个组成部分都有显着的总体改善。5D问卷。这种改善取决于疝的大小,和一些个体患者的因素(糖尿病,心血管疾病,年龄超过60岁)。
    BACKGROUND: Fascial breakdown with the occurrence of an incisional hernia (IH) is an important and challenging complication of any laparotomy. For a long time, the success of the abdominal wall reconstruction (AWR) was measured only from the surgeon\'s perspective by defining outcome measures such as wound morbidity and recurrence. The understanding that complete recovery is difficult to assess without considering patients has shifted the paradigm of optimal outcomes to Patient Reported Outcome Measures (PROMS) and Quality of Life (QoL), which are pivotal to evaluate the success and efficacy of AWR.
    METHODS: We conducted a prospective follow-up study of 91 patients undergoing mesh-augmented abdominal wall reconstruction for primary or recurrent incisional hernia between January 2021 and December 2023. Demographic data, comorbidities, and hernia characteristics were recorded. All patients were evaluated preoperatively by a native abdomino-pelvic CT scan to assess the characteristics of hernia (length, width, surface, and volume of the incisional hernia sac and of peritoneal cavity), the presence of mesh (if previously inserted), and abdominal wall muscles status. All intervention were performed by the same surgical team according to the techniques described by Rives - Stoppa (RS), Ramirez (ACS), and Novitsky (PCS). Abdominal wall function was assessed using trunk raising (TR) and double leg lowering (DLL) measurements performed preoperatively, 1 month, 6 months, and 1 year postoperatively. At the same time, pre- and post-operative quality of life was analysed using the EQ-5D score.
    RESULTS: Mean age of 59.42 ± 12.28 years and a male/female ratio of 35/56 were recorded, most of them being obese. There were 36 (42%) patients with defects larger than 10 cm. The distribution of the type of surgical intervention was: RS 35 patients, ACS 13 patients, and PCS 43 patients. The mean value of combined score for the preoperative abdominal wall functionality was 4.41 ± 1.67 (2-8) while the mean value of preoperative EQ-5D index was 0.652 ± 0.026 (-0.32-1.00). QoL was poor and very poor for 48% (44) of the patients who recorded index values less than 0.56 (50% percentile). Preoperative EQ-5D index was highly correlated with Combined AWF score (r = 0.620; p < 0.0001) and the correlation was specific (AUC = 0.799; p < 0.0001; asymptotic 95%CI = 0.711-0.923). At 12 months, the AWF score increased to 8.13 ± 2.58 (1-10) and the QoL total score to 0.979 ± 0.007 (0.71-1). Good and very good total scores for QoL were recorded for 47 patients (84%) compared to 33 (36%) in the preoperative evaluation (χ2 with Yates continuity correction for two degrees of liberty = 46.04; p < 0.00001).
    CONCLUSIONS: Our results suggest that patients can expect to see a significant overall improvement in all five components of QoL measured with the help of Eq. 5D questionnaire. This improvement is dependent by hernia size, and some individual patient\'s factors (diabetes, cardiovascular diseases, and age over 60 years).
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  • 文章类型: Journal Article
    评估监测和管理过程质量控制指标在预防急性冠状动脉综合征(ACS)住院患者便秘中的有效性。
    在2022年1月至6月期间,共有512名被诊断为ACS的住院患者被筛选纳入研究。最终,纳入456名符合条件的参与者,根据入院时间顺序分为两组:对照组和观察组。一被录取,两组患者均接受科室常规便秘预防措施。然而,观察组实施有针对性的过程质量控制管理,其中包括监测和管理与便秘预防有关的五项指标:排便记录的正确性;泻药的使用率;物理干预的执行率;便秘预防教育的执行率;饮食结构和习惯评估的完成率。使用SPSS对数据进行分析,用t检验和χ2检验进行组比较。
    与对照组相比,观察组在便秘发生率方面表现出显著优势,五个过程质量控制指标的完成率,排便期间不良心脏事件的发生率,出院前PHQ-9评分。这些差异显示出p值<0.05的统计学显著性。
    以目标为导向的过程质量控制管理可有效减少便秘发作期间的便秘发生率和不良心脏事件,以及缓解ACS患者的抑郁症状,从而为预防便秘提供了一种安全有效的方法。
    UNASSIGNED: To evaluate the effectiveness of monitoring and managing process quality control indicators in the prevention of constipation among hospitalized patients with acute coronary syndrome (ACS).
    UNASSIGNED: A total of 512 hospitalized patients diagnosed with ACS between January and June 2022 were screened for inclusion in the study. Ultimately, 456 eligible participants were enrolled and divided into two groups based on the chronological order of admission: the control group and the observation group. Upon admission, both groups of patients received routine constipation prevention measures in the department. However, the observation group was subjected to targeted process quality control management, which included monitoring and managing five indicators related to constipation prevention: correctness of bowel movement recording; usage rate of laxatives; execution rate of physical interventions; implementation rate of constipation prevention education; completion rate of dietary structure and habit assessments. Data were analyzed using SPSS, with t tests and χ 2 tests for group comparisons.
    UNASSIGNED: In comparison to the control group, the observation group demonstrated significant advantages in terms of constipation incidence, completion rates of the five process quality control indicators, occurrence rates of adverse cardiac events during defecation, and PHQ-9 scores before discharge. These disparities demonstrated statistical significance with a p value < 0.05.
    UNASSIGNED: Target-oriented process quality control management is shown to be effective in reducing constipation incidence and adverse cardiac events during constipation episodes, as well as alleviating depressive symptoms among ACS patients, thus providing a safe and effective approach to constipation prevention.
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  • 文章类型: Journal Article
    急性肾损伤(AKI)的诊断在接受直接冠状动脉介入治疗(PCI)的ST段抬高(STEMI)患者中很重要。由于需要对肌酐或其他血清标志物进行连续测量,因此通常会延迟。中性粒细胞明胶酶相关脂质运载蛋白(NGAL)是AKI的公认标志物,尽管它在这种情况下作为早期预测因子的作用以前几乎没有得到讨论,这是我们研究的目的。
    前瞻性观察性研究,包括133例接受PCI治疗的STEMI患者。在PCI前(NGAL-0)和术后24小时(NGAL-24)抽取血浆NGAL。进行C-反应蛋白(CRP)的类似分析用于另外的比较。
    平均年龄为62±13岁,78%是男性,20例(15%)患者入院后发生AKI。入院后AKI患者NGAL-0水平较高(164vs.95ng/mL;p<0.001)和NGAL-24(142vs.93ng/mL;p<0.001)。NGAL-0和NGAL-24的水平在AKI和非AKI组中相似。采用ROC曲线分析,NGAL-0对AKI发展具有最佳预测能力(AUC0.841,95%CI0.80-0.96),与NGAL-24相比(0.783,95%CI0.74-0.85),CRP-0(0.701,95%CI0.58-0.83),和CRP-24(0.781,95%CI0.66-0.90)。预测AKI的最佳NGAL-0截止值为125ng/mL,70%的灵敏度,84%的特异性,和94%的阴性预测值。
    在STEMI患者中,入院时的NGAL测量与AKI相关,可以作为早期AKI检测的可靠标志物。未来的研究可能会使用这种单一测试直接进行风险分层,可以在入院期间进行个性化评估,以及预防AKI的重点干预措施。
    UNASSIGNED: The diagnosis of acute kidney injury (AKI) is of importance among patients with ST segment elevation (STEMI) undergoing primary coronary intervention (PCI). It is often delayed given the need in serial measurements of creatinine or other serum markers. Neutrophil gelatinase-associated lipocalin (NGAL) is a proven marker for AKI, although its role as an early predictor in this setting was scarcely addressed before and was the aim of our study.
    UNASSIGNED: Prospective observational study including 133 patients with STEMI treated with PCI. Plasma NGAL was drawn immediately before PCI (NGAL-0) and 24 h after (NGAL-24). Similar analysis of C-reactive protein (CRP) was performed for additional comparison.
    UNASSIGNED: Mean age was 62 ± 13 years, 78% were men, and 20 (15%) developed AKI after admission. Patients with AKI after admission demonstrated higher levels of NGAL-0 (164 vs. 95 ng/mL; p < 0.001) and NGAL-24 (142 vs. 93 ng/mL; p < 0.001). Levels of NGAL-0 and NGAL-24 were similar within the AKI and non-AKI groups. Using ROC curve analysis, NGAL-0 had best predictive ability for AKI development (AUC 0.841, 95% CI 0.80-0.96), compared with NGAL-24 (0.783, 95% CI 0.74-0.85), CRP-0 (0.701, 95% CI 0.58-0.83), and CRP-24 (0.781, 95% CI 0.66-0.90). The optimal NGAL-0 cutoff for AKI prediction was 125 ng/mL, with 70% sensitivity, 84% specificity, and 94% negative predictive value.
    UNASSIGNED: Among STEMI patients, NGAL measurement upon admission are associated with AKI and may serve as a reliable marker for early AKI detection. Future studies may direct risk stratification using this single test can direct personalized evaluations during the admission, and focused interventions to prevent AKI.
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  • 文章类型: Journal Article
    背景:这项研究是一项开创性的随机临床试验(RCT),旨在评估利伐沙班治疗急性冠脉综合征(ACS)患者左心室血栓(LVT)的有效性和安全性。
    方法:这是一个随机的,控制,介入,开放标签研究。将患者随机分为华法林和利伐沙班组。我们在研究开始时和三个月后再次进行了经胸超声心动图检查,以平方毫米为单位测量血栓面积。血栓的形态分为壁和圆形,移动性被归类为不可移动,半移动和超移动。我们还监测了不良事件,包括出血,全身栓塞事件,再住院,和主要不良心脏事件(MACE)。
    结果:该研究纳入了52名患者的意向治疗分析,利伐沙班和华法林组(每组26例患者)。平均随访3个月。利伐沙班(76.9%)和华法林(69.2%)组的血栓消退率,以及血栓大小的减少,组间无统计学意义。在利伐沙班和华法林组中,所有半移动或过度移动的血栓都转化为不动的,所有圆形LVT都变成了壁。两组在出血并发症和再住院方面差异无统计学意义。
    结论:试验证明利伐沙班在血栓消退率方面与华法林一样有效,减少血栓大小,出血风险,和再住院率。我们的发现表明,利伐沙班是华法林治疗左心室血栓的可行替代品。
    BACKGROUND: This research is one of the pioneering randomized clinical trials (RCTs) aimed at assessing the effectiveness and safety of rivaroxaban in treating left ventricular thrombus (LVT) in patients who have experienced acute coronary syndrome (ACS).
    METHODS: This is a randomized, controlled, interventional, open-label study. The patients were randomly divided into warfarin and rivaroxaban groups. We performed transthoracic echocardiography at the start of the study and again after three months to measure the thrombus area in square millimeters. The morphology of the thrombus was categorized into mural and round, and the mobility was classified into immobile, semi-mobile and hypermobile. We also monitored for adverse events including bleeding, systemic embolic occurrences, rehospitalization, and major adverse cardiac events (MACE).
    RESULTS: The study included fifty-two patients in the intention-to-treat analysis, with an equal split between the rivaroxaban and warfarin groups (26 patients each). The average follow-up duration was three months. The thrombus resolution rates in the rivaroxaban (76.9%) and warfarin (69.2%) groups, as well as the thrombus size reduction, did not show statistical significance between groups. All semi-mobile or hypermobile thrombi transformed into immobile and all of the round LVTs changed into a mural in both rivaroxaban and warfarin groups. No significant difference was observed in bleeding complications and rehospitalization between the two groups.
    CONCLUSIONS: The trial demonstrated that rivaroxaban is as effective as warfarin in terms of thrombus resolution rate, reduction in thrombus size, bleeding risk, and rehospitalization rate. Our findings suggest that rivaroxaban is a viable alternative to warfarin for managing left ventricular thrombus.
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  • 文章类型: Journal Article
    自体脂肪来源的基质细胞有许多潜在的治疗应用。这些细胞存在于从脂肪组织分离的称为基质血管部分(SVF)的异质群体中。封闭的自动化系统可用于从贴壁基质释放细胞。这里,我们测试一个系统来评估异质输出的产量,纯度,细胞表征,和干性标准。使用BSL公司的自动细胞站(ACS)从三个供体中分离出SVF。Ltd.,釜山,大韩民国。SVF细胞输出被表征为细胞产量和活力,免疫表型分析,多能分化潜能,对塑料的附着力,和菌落形成单位。此外,对SVF进行内毒素和胶原酶残留检测.来自ACS系统的SVF产量是7.9±0.5mL的平均体积,含有平均19×106个有核细胞,具有85±12%的活力。流式细胞术鉴定了多种细胞,包括ASC(23%),巨噬细胞(24%),内皮细胞(5%),周细胞(4%),和过渡细胞(0.5%)。最终的浓缩产物含有能够分化为脂肪的细胞,软骨形成,和成骨表型。此外,对SVF无菌性和纯度的测试显示没有内毒素或胶原酶残留的证据。ACS系统可以在单个外科手术的时间范围内有效地处理来自脂肪组织的细胞。细胞表征表明,该系统可以产生无菌和浓缩的SVF输出,在异质细胞群内提供有价值的ASC来源。
    There are many potential therapeutic applications for autologous adipose-derived stromal cells. These cells are found in a heterogeneous population isolated from adipose tissue called the stromal vascular fraction (SVF). Closed automated systems are available to release cells from the adherent stroma. Here, we test one system to evaluate the heterogeneous output for yield, purity, cellular characterization, and stemness criteria. The SVF was isolated from three donors using the Automated Cell Station (ACS) from BSL Co., Ltd., Busan, Republic of Korea. The SVF cellular output was characterized for cell yield and viability, immunophenotyping analysis, pluripotent differentiation potential, adhesion to plastic, and colony-forming units. Additionally, the SVF was tested for endotoxin and collagenase residuals. The SVF yield from the ACS system was an average volume of 7.9 ± 0.5 mL containing an average of 19 × 106 nucleated cells with 85 ± 12% viability. Flow cytometry identified a variety of cells, including ASCs (23%), macrophages (24%), endothelial cells (5%), pericytes (4%), and transitional cells (0.5%). The final concentrated product contained cells capable of differentiating into adipogenic, chondrogenic, and osteogenic phenotypes. Furthermore, tests for SVF sterility and purity showed no evidence of endotoxin or collagenase residuals. The ACS system can efficiently process cells from adipose tissue within the timeframe of a single surgical procedure. The cellular characterization indicated that this system can yield a sterile and concentrated SVF output, providing a valuable source of ASCs within the heterogeneous cell population.
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  • 文章类型: Journal Article
    背景:支架再狭窄在接受经皮冠状动脉介入治疗(PCI)的冠心病患者中是一种相对常见的现象。似乎一套临床,实验室,甚至遗传因素也使人们容易受到这种现象的影响,事实上,这是多因素的。我们的目标是首先确定潜在的临床和实验室危险因素的基础上,PCI后支架再狭窄的发生基于系统评价研究。之后,通过一项生物信息学研究,评价支架再狭窄发生的相关基因和microRNAs。
    方法:第一步,包括Medline在内的手稿数据库,WebofKnowledge,谷歌学者,Scopus,和Cochrane在所有符合条件的研究中进行了深入搜索,这些研究基于考虑的关键词,介绍了支架再狭窄的临床和实验室决定因素.在生物信息学阶段,并回顾了文献以鉴定与再狭窄有关的基因和microRNAs,通过GeneMANIA网络分析和Cytoscape软件确定每个基因与支架再狭窄相关的其他基因的相互作用.总的来说,关于支架再狭窄的临床和生化预测因素的67篇文章(包括40,789例患者)和关于该事件的遗传决定因素的25篇文章符合最终分析的条件。该事件的预测因素分为四个亚组,基于患者的参数,包括传统的心血管风险概况。基于支架的参数,包括所用支架的类型和直径特征,基于冠状动脉病变的参数,包括几个两个靶病变和冠状动脉受累严重程度,以及与炎症过程激活特别相关的实验室参数。在生物信息学阶段,考虑到编码炎性细胞因子的基因的特殊位置,我们发现了42个被描述参与这种现象的基因。此外,已经指出12个microRNA涉及靶向涉及支架再狭窄的基因。
    结论:支架再狭窄的发生率是临床危险因素复杂相互作用的结果,实验室因素主要与炎症过程的激活有关,和复杂的基因间相互作用网络。
    BACKGROUND: Stent restenosis is a relatively common phenomenon among patients with coronary heart disease undergoing percutaneous coronary intervention (PCI). It seems that a set of clinical, laboratory, and even genetic factors make people susceptible to such a phenomenon and in fact, this is multi-factorial. We aimed to first determine the underlying clinical and laboratory risk factors for the occurrence of stent re-stenosis after PCI based on a systematic review study, and after that, through a bioinformatics study, to evaluate the related genes and microRNAs with the occurrence of stent re-stenosis.
    METHODS: In the first step, the manuscript databases including Medline, Web of Knowledge, Google Scholar, Scopus, and Cochrane were deeply searched by the two blinded investigators for all eligible studies based on the considered keywords to introduce clinical and laboratory determinants of stent re-stenosis. In the bioinformatic phase, and following a review of the literature to identify genes and microRNAs involved in restenosis, the interaction of each gene with other genes associated with stent re-stenosis was determined by GeneMANIA network analysis and Cytoscape software. Overall, 67 articles (including 40,789 patients) on clinical and biochemical predictors for stent restenosis and 25 articles on genetic determinants of this event were eligible for the final analysis. The predictors for this event were categorized into four subgroups patient-based parameters including traditional cardiovascular risk profiles, stent-based parameters including type and diametric characteristics of the stents used, coronary lesion-based parameters including several two target lesions and coronary involvement severity and laboratory-based parameters particularly related to activation of inflammatory processes. In the bioinformatic phase, we uncovered 42 genes that have been described to be involved in such a phenomenon considering a special position for genes encoding inflammatory cytokines. Also, 12 microRNAs have been pointed to be involved in targeting genes involved in stent re-stenosis.
    CONCLUSIONS: The incidence of stent re-stenosis will be the result of a complex interaction of clinical risk factors, laboratory factors mostly related to the activation of inflammatory processes, and a complex network of gene-to-gene interactions.
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  • 文章类型: Journal Article
    年轻个体(≤45岁)的急性冠状动脉综合征(ACS)越来越被认为是一种重要的健康问题。然而,对这一人口的研究仍然有限,特别是在巴勒斯坦的背景下。本研究旨在通过全面调查临床特征来弥合这一差距,特定年龄的配置文件,性别差异,治疗方式,年轻患者与老年患者相比的ACS血管造影模式。
    进行了多中心观察研究,招募了468名年龄在18-55岁之间的参与者,这些参与者被诊断出患有ACS,并入住了三家著名的巴勒斯坦医院。数据是从医疗记录中收集的,并进行统计分析以评估人口统计学特征,临床表现,危险因素,治疗策略,和结果。
    大多数参与者是男性(87%),在老年组(>45岁)中比例较高。临床表现各不相同,非ST段抬高型心肌梗死(NSTEMI)是最常见的诊断(48%)。吸烟等危险因素,高血压,糖尿病很普遍,具有明显的性别和年龄差异。经皮冠状动脉介入治疗(PCI)是主要的治疗策略(83%),各年龄组的药物使用一致。
    年轻患者中的ACS在巴勒斯坦构成了重大的公共卫生挑战,需要量身定制的预防战略和全面的管理方法。了解年轻ACS患者的独特人口统计学和临床特征对于提供旨在减轻该人群心血管疾病负担的针对性干预措施和政策至关重要。这些发现为现有文献提供了宝贵的见解,并强调了该领域进一步研究的重要性,以改善结果并减轻ACS对全球年轻人的影响。
    UNASSIGNED: Acute coronary syndrome (ACS) in young individuals (≤45 years) is increasingly recognized as a significant health concern, yet research in this demographic remains limited, particularly within the Palestinian context. This study aims to bridge this gap by comprehensively investigating the clinical characteristics, age-specific profiles, gender disparities, treatment modalities, and angiographic patterns of ACS in young patients compared to their older counterparts.
    UNASSIGNED: A multi-centre observational study was conducted, enroling 468 participants aged 18-55 diagnosed with ACS and admitted to three prominent Palestinian hospitals. Data were collected from medical records, and statistical analysis was performed to assess demographic characteristics, clinical presentations, risk factors, treatment strategies, and outcomes.
    UNASSIGNED: The majority of participants were male (87%), with a higher proportion in the older age group (>45 years). Clinical presentations varied, with non-ST segment elevation myocardial infarction (NSTEMI) being the most common diagnosis (48%). Risk factors such as smoking, hypertension, and diabetes were prevalent, with notable gender and age-specific differences. Percutaneous coronary intervention (PCI) was the predominant treatment strategy (83%), with consistent medication use across age groups.
    UNASSIGNED: ACS in young patients poses a significant public health challenge in Palestine, necessitating tailored preventive strategies and comprehensive management approaches. Understanding the unique demographic and clinical characteristics of young ACS patients is crucial for informing targeted interventions and policies aimed at reducing the burden of cardiovascular disease in this population. These findings contribute valuable insights to the existing literature and underscore the importance of further research in this area to improve outcomes and mitigate the impact of ACS in young individuals globally.
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  • 文章类型: Journal Article
    背景:脂蛋白(a)[Lp(a)]是一种与心血管风险增加相关的致动脉粥样硬化颗粒。它主要是由基因决定的;所以,我们的研究目的是评估Lp(a)≥50mg/dL的急性冠脉综合征(ACS)患者前瞻性队列亲属的Lp(a)水平.方法:我们进行了一项多中心前瞻性研究,纳入患有ACS且Lp(a)≥50mg/dL的连续患者及其一级亲属.结果:我们纳入了413名受试者,其中56.4%为患者亲属。早期缺血性心脏病家族史占57.5%,只有20.6%接受他汀类药物治疗.家庭队列更年轻(37.5vs.59.1年;p<0.001),4%的患者患有缺血性心脏病,心血管危险因素较少。平均Lp(a)水平为64.9mg/dL,59.4%的水平≥50mg/dL,16.1%的患者水平≥100mg/dL。当比较病人和他们的亲属时,Lp(a)的平均水平较低,但关于LDLc的水平没有显着差异,ApoB,和非HDL。然而,Lp(a)≥50mg/dL的亲属,与ACS患者组的值相似(96.8vs.103.8mg/dL;p=0.18)。根据其他脂质参数,亲戚的Lp(a)水平没有差异。结论:总体而言,患有Lp(a)≥50mg/dL的ACS患者的一级亲属中,有59.4%的水平也升高。Lp(a)升高的亲属与患者的水平相似。
    Background: Lipoprotein(a) [Lp(a)] is a proatherogenic particle associated with increased cardiovascular risk. It is mainly genetically determined; so, the aim of our study is to evaluate the levels of Lp(a) in the relatives of a prospective cohort of patients who have suffered from an acute coronary syndrome (ACS) with Lp(a) ≥ 50 mg/dL. Methods: We conducted a multicenter prospective study, in which consecutive patients who had suffered from an ACS and presented Lp(a) ≥ 50 mg/dL and their first-degree relatives were included. Results: We included 413 subjects, of which 56.4% were relatives of the patients. Family history of early ischemic heart disease was present in 57.5%, and only 20.6% were receiving statin treatment. The family cohort was younger (37.5 vs. 59.1 years; p < 0.001), and 4% had ischemic heart disease and fewer cardiovascular risk factors. Mean Lp(a) levels were 64.9 mg/dL, 59.4% had levels ≥ 50 mg/dL, and 16.1% had levels ≥ 100 mg/dL. When comparing the patients with respect to their relatives, the mean level of Lp(a) was lower but without significant differences regarding the levels of LDLc, ApoB, and non-HDL. However, relatives with Lp(a) ≥ 50 mg/dL, had values similar to the group of patients with ACS (96.8 vs. 103.8 mg/dL; p = 0.18). No differences were found in Lp(a) levels in relatives based on the other lipid parameters. Conclusions: Overall, 59.4% of the first-degree relatives of patients who suffered from an ACS with Lp(a) ≥ 50 mg/dL also had elevated levels. Relatives with elevated Lp(a) had similar levels as patients.
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  • 文章类型: Journal Article
    背景:地面坠落(GLF)后的急诊科(ED)介绍很常见。跌倒被认为是心肌梗死(MI)的另一个可能的表现特征,因为未识别的MI在老年人中很常见。高敏感性心肌肌钙蛋白(hs-cTn)浓度升高可能有助于确定ED中GLF的病因。我们调查了MI和高敏心肌肌钙蛋白T(hs-cTnT)和I(hs-cTnI)升高的患病率,以及hs-cTnT和hs-cTnI对MI的诊断准确性,以及它们在GLF后出现的老年ED患者中的预后价值。
    方法:这是一个前瞻性的,国际,多中心,队列研究,随访长达1年。前瞻性纳入GLF后出现在ED的65岁或以上的患者。两名结果评估员独立审查了所有出院记录,以确定最终的金标准诊断。从每个患者的解冻样品中确定Hs-cTnT和hs-cTnI水平。
    结果:总计,包括558名患者。年龄中位数(IQR)为83(77-89)岁,67.7%为女性。在384名(68.8%)患者中发现hs-cTnT水平升高,86例(15.4%)患者hs-cTnI水平升高。3例患者(0.5%)被确定为金标准诊断MI。30天内,18例(3.2%)患者死亡。与幸存者相比,非幸存者的hs-cTnT和hs-cTnI水平更高(非幸存者hs-cTnT40[23-85]ng/L,幸存者20[13-33]ng/L;非幸存者hs-cTnI25[14-54]ng/L,幸存者8[4-16]ng/L;两者均p<0.001)。
    结论:跌倒后出现ED的大多数患者(n=364,68.8%)的hs-cTnT水平升高,而86(15.4%)的hs-cTnI水平升高。然而,这些患者的MI发生率较低(n=3,0.5%).我们的数据不支持跌倒可能是MI的常见表现特征的观点。我们不鼓励在该人群中进行常规肌钙蛋白测试。然而,发现hs-cTnT和hs-cTnI均具有预测长达1年的死亡率的预后特性。
    BACKGROUND: Emergency department (ED) presentations after a ground-level fall (GLF) are common. Falls were suggested to be another possible presenting feature of a myocardial infarction (MI), as unrecognized MIs are common in older adults. Elevated high-sensitivity cardiac troponin (hs-cTn) concentrations could help determine the etiology of a GLF in ED. We investigated the prevalence of both MI and elevated high-sensitivity cardiac troponin T (hs-cTnT) and I (hs-cTnI), as well as the diagnostic accuracy of hs-cTnT and hs-cTnI regarding MI, and their prognostic value in older ED patients presenting after a GLF.
    METHODS: This was a prospective, international, multicenter, cohort study with a follow-up of up to 1 year. Patients aged 65 years or older presenting to the ED after a GLF were prospectively enrolled. Two outcome assessors independently reviewed all discharge records to ascertain final gold standard diagnoses. Hs-cTnT and hs-cTnI levels were determined from thawed samples for every patient.
    RESULTS: In total, 558 patients were included. Median (IQR) age was 83 (77-89) years, and 67.7% were female. Elevated hs-cTnT levels were found in 384 (68.8%) patients, and elevated hs-cTnI levels in 86 (15.4%) patients. Three patients (0.5%) were ascertained the gold standard diagnosis MI. Within 30 days, 18 (3.2%) patients had died. Nonsurvivors had higher hs-cTnT and hs-cTnI levels compared with survivors (hs-cTnT 40 [23-85] ng/L in nonsurvivors and 20 [13-33] ng/L in survivors; hs-cTnI 25 [14-54] ng/L in nonsurvivors and 8 [4-16] ng/L in survivors; p < 0.001 for both).
    CONCLUSIONS: A majority of patients (n = 364, 68.8%) presenting to the ED after a fall had elevated hs-cTnT levels and 86 (15.4%) elevated hs-cTnI levels. However, the incidence of MI in these patients was low (n = 3, 0.5%). Our data do not support the opinion that falls may be a common presenting feature of MI. We discourage routine troponin testing in this population. However, hs-cTnT and hs-cTnI were both found to have prognostic properties for mortality prediction up to 1 year.
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  • 文章类型: Journal Article
    尽管在急性冠脉综合征(ACS)的诊断和治疗中一直在努力减少性别偏见,数据仍显示性别间的结局差异,包括女性全因死亡率风险较高.因此,本研究的目的是检查ACS住院死亡率的性别差异,并实施人工智能(AI)模型来预测ACS女性患者的住院死亡率。
    2019年7月至2023年7月期间入住三级护理中心重症心脏监护病房(ICCU)的所有ACS患者均进行前瞻性登记。主要结果是院内死亡率。三种预测算法,包括梯度提升分类器(GBC)随机森林分类器(RFC),和逻辑回归(LR)用于开发和验证ACS女性住院死亡率的预测模型,仅使用演示文稿中的可用功能。
    共纳入2,346名ACS患者,中位年龄为64岁(IQR:56-74)。其中,453(19.3%)为女性。女性患者NSTEMI患病率较高(49.2%vs.39.8%,p<0.001),不太紧急的PCI(<2h)率(40.2%与50.6%,p<0.001),入院期间并发症较多(17.7%vs.12.3%,p=0.01)。58例(2.5%)患者住院死亡率[21/453(5%)女性与37/1,893(2%)男性,HR=2.28,95%CI:1.33-3.91,p=0.003]。GBC算法超越了RFC和LR模型,受试者工作特征曲线下面积(AUROC)为0.91,建议的工作点灵敏度为83.3%,特异性为82.4%,精确召回曲线下面积(AUPRC)为0.92。特征重要性分析表明,年龄较大,STEMI,炎症标志物是最重要的贡献变量.
    女性ACS患者的死亡率和并发症发生率明显高于男性。用于预测女性ACS结果的机器学习算法可用于帮助减轻性别偏见。
    UNASSIGNED: Despite ongoing efforts to minimize sex bias in diagnosis and treatment of acute coronary syndrome (ACS), data still shows outcomes differences between sexes including higher risk of all-cause mortality rate among females. Hence, the aim of the current study was to examine sex differences in ACS in-hospital mortality, and to implement artificial intelligence (AI) models for prediction of in-hospital mortality among females with ACS.
    UNASSIGNED: All ACS patients admitted to a tertiary care center intensive cardiac care unit (ICCU) between July 2019 and July 2023 were prospectively enrolled. The primary outcome was in-hospital mortality. Three prediction algorithms, including gradient boosting classifier (GBC) random forest classifier (RFC), and logistic regression (LR) were used to develop and validate prediction models for in-hospital mortality among females with ACS, using only available features at presentation.
    UNASSIGNED: A total of 2,346 ACS patients with a median age of 64 (IQR: 56-74) were included. Of them, 453 (19.3%) were female. Female patients had higher prevalence of NSTEMI (49.2% vs. 39.8%, p < 0.001), less urgent PCI (<2 h) rates (40.2% vs. 50.6%, p < 0.001), and more complications during admission (17.7% vs. 12.3%, p = 0.01). In-hospital mortality occurred in 58 (2.5%) patients [21/453 (5%) females vs. 37/1,893 (2%) males, HR = 2.28, 95% CI: 1.33-3.91, p = 0.003]. GBC algorithm outscored the RFC and LR models, with area under receiver operating characteristic curve (AUROC) of 0.91 with proposed working point of 83.3% sensitivity and 82.4% specificity, and area under precision recall curve (AUPRC) of 0.92. Analysis of feature importance indicated that older age, STEMI, and inflammatory markers were the most important contributing variables.
    UNASSIGNED: Mortality and complications rates among females with ACS are significantly higher than in males. Machine learning algorithms for prediction of ACS outcomes among females can be used to help mitigate sex bias.
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