Infarctus du myocarde

心肌梗塞
  • 文章类型: Journal Article
    目的:糖尿病患者心血管风险增加。对糖尿病患者的血糖和血脂控制知之甚少。我们旨在评估糖尿病患者心肌梗死时的血糖和血脂控制。
    方法:所有已知的2型糖尿病患者在3月1日至12月31日期间在我们的冠心病监护病房连续入院,2021年被纳入这项回顾性研究。通过糖化血红蛋白(HbA1c)和低密度脂蛋白胆固醇(LDL-c)的个体化目标评估血糖和血脂控制,分别。入院时,通过药物和解获得了慢性药物的综合清单.
    结果:本研究纳入112例患者,中位年龄72岁。大多数患者的HbA1c和LDL-c的个性化目标为7.0%(67%)和0.55g/L(96%),分别。HbA1c和LDL-c的未控制患者的比率为46%,90%,分别为42%。不受控制的患者中使用非最佳降糖药物和降脂药物的比例分别为63%和87%,分别。不适当的降糖和降脂药物的发生率为73%和91%,分别。
    结论:我们强调了高风险CV患者的血糖和血脂控制不佳。迫切需要开发多学科方法来优化CV危险因素控制,以减少心肌梗塞和中风。
    OBJECTIVE: Cardiovascular risk is increased in patients with diabetes. Little is known about glycemic and lipid control in patients with diabetes. We aimed to assess glycemic and lipid controls in patients with diabetes at time of their myocardial infarction.
    METHODS: All known patients with type 2 diabetes consecutively admitted for a myocardial infarction in our coronary care unit between March 1st and December 31st, 2021 were included in this retrospective study. Glycemic and lipid control was assessed through individualized target of glycated haemoglobin (HbA1c) and low-density lipoprotein cholesterol (LDL-c), respectively. At admission, the comprehensive list of chronic medications was obtained through medication reconciliation.
    RESULTS: This study included 112 patients with a median age of 72 years. Most of patients had an individualized target of HbA1c and LDL-c of 7.0% (67%) and 0.55g/L (96%), respectively. The rate of uncontrolled patients for HbA1c and LDL-c and both was 46%, 90%, and 42% respectively. The rate of patients with non-optimal glucose- and lipid-lowering medications in uncontrolled patients was 63% and 87%, respectively. The rate of inappropriate glucose- and lipid-lowering medications was 73% and 91%, respectively.
    CONCLUSIONS: We highlighted the poor glycemic and lipid control in high-risk CV patients. There is an urgent need to develop multidisciplinary approaches to optimize CV risk factors control to reduce myocardial infarction and strokes.
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  • 文章类型: Case Reports
    我们报告了一名没有心血管危险因素的26岁男性患者电死后致命的心肌梗塞(MI)。该患者因处理高压电力线上的意外触电而被送往卢本巴希大学诊所急诊科。入院心电图显示病灶符合心肌梗死。尽管治疗,患者在入院后30分钟死亡.
    We report a case of fatal myocardial infarction (MI) after electrocution in a 26-year-old male patient without cardiovascular risk factors. The patient was admitted to the Emergency Department of the University Clinics of Lubumbashi for management of accidental electrocution on a high-voltage power line. The admission ECG showed lesions consistent with myocardial infarction. Despite treatment, the patient died 30 minutes after admission.
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  • 文章类型: Case Reports
    背景:梗死后室间隔缺损(PIVSD)是急性心肌梗死(AMI)最严重的机械性并发症之一。在过去的十年里,经皮闭合越来越多,结果与心脏手术相似。我们介绍了一个ST段抬高的前AMI病例,经导管封堵术成功治疗心尖PIVSD。
    方法:一名83岁男性因胸痛入院18小时前,在夜间。他是一个活跃的吸烟者。临床检查显示正常的心音和肺基底裂纹。在心电图上检测到前导联的ST段抬高和深T波倒置。经胸超声心动图发现射血分数轻度降低(40%)。患者接受了急诊冠状动脉造影,显示左前降支中段闭塞性狭窄,血流TIMI2,球囊血管成形术和药物洗脱支架治疗。血运重建四天后,患者出现急性恶化,伴有失代偿性心力衰竭的迹象,并在大范围照射下出现新的全收缩性杂音。为了维持不稳定的血液动力学状况,需要服用肌力药物。床头回声显示心尖室间隔缺损,测量15×10毫米,从左到右分流,和肺动脉高压。患者被安排为经导管PIVSD闭合。该程序在透视引导下进行。放置了两个血管通路,股动脉和右颈内静脉。通过右颈内静脉,将9FrenchAmplatzerTREVISIO™血管内输送系统上的24mmAmplatzer房间隔封堵器通过右心室推进至PIVSD。造影剂透视检查用于评估并置和释放前分流减少的程度。48小时后进行的超声心动图评估证实了装置的正确并置,残余分流不明显。随访6个月时,他没有症状,假肢结果不变。
    结论:经皮封堵术已成为一种有效的具有成本效益的手术替代方法,值得推荐。然而,关于最优程序前优化的争论仍然存在,修复时机和治疗方式。
    BACKGROUND: Post-infarction ventricular septal defect (PIVSD) is one of the most serious mechanical complications of acute myocardial infarction (AMI). Over the last decade, percutaneous closure is increasingly undertaken, with results similar to cardiac surgery. We present a case of ST-elevated anterior AMI, complicated by apical PIVSD successfully treated with transcatheter closure.
    METHODS: An 83-year-old man was hospitalized for chest pain occurred 18 hours before, during the night time. He was an active smoker. Clinical examination revealed normal heart sounds and pulmonary bibasilar crackles. ST-segment elevation with deep T waves inversion in anterior leads were detected on the electrocardiogram. A mildly-reduced ejection fraction (40%) was found by transthoracic echocardiogram. The patient underwent emergency coronary angiography, which revealed a subocclusive stenosis of the mid left anterior descending artery with a TIMI 2 flow, treated by balloon angioplasty and drug-eluting stent. Four days after revascularization, the patient developed an acute deterioration with signs of decompensated heart failure and a new holosystolic murmur with large irradiation. Inotropic agents\' administration was required to maintain a precarious hemodynamic condition. A bedside Echo revealed an apical VSD, measuring 15 × 10 mm, with left-to-right shunting, and pulmonary hypertension. The patient was scheduled for transcatheter PIVSD closure. The procedure was performed under fluoroscopic guide. Two vascular access sites were placed, femoral arterial and right internal jugular vein. Through the right internal jugular vein, a 24-mm Amplatzer atrial septal occluder on a 9 French Amplatzer TREVISIO™ intravascular delivery system was advanced via right ventricle into the PIVSD. Contrast fluoroscopy was used to assess apposition and the degree of shunt reduction before release. Echocardiographic evaluation performed 48 hours later confirmed a correct apposition of the device with insignificant residual shunt. At 6 months follow-up, he was asymptomatic, with unchanged prosthetic findings.
    CONCLUSIONS: Percutaneous closure has been emerged as a valid cost-effective alternative to surgery and should be advised. However, debate remains on the optimal preprocedural optimization, timing of repair and modality of treatment.
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  • 文章类型: English Abstract
    法国PCI注册中心收集了多达150个临床,程序,以及2023年9月在61个参与中心进行的所有冠状动脉造影和血管成形术的1年随访数据.感谢GACI,DGOS的支持,ARS,和许多医院,登记册正在继续扩大其在整个领土的覆盖范围,预计2024年将有90个中心参加,占法国中心的近一半。这些数据的高质量已经导致18项研究在国际期刊上发表,目前大约有二十个正在编写中。在线发布综合和比较年度报告,随着质量指标的实施,以评估实践,将提高所有参与中心的性能,并最终使我们的冠心病患者受益。
    The French PCI Registry collects up to 150 clinical, procedural, and one-year follow-up data on all coronary angiographies and angioplasties performed in the 61 participating centers in September 2023. Thanks to the support of the GACI, the DGOS, the ARS, and numerous hospitals, the registry is continuing to expand its coverage across the entire territory, with 90 centers expected to participate in 2024, accounting for nearly half of the French centers. The high quality of this data has already led to the publication of 18 studies in international journals, and around twenty others are currently being written. The online publication of comprehensive and comparative annual reports, along with the implementation of quality indicators to assess practices, would enhance the performance of all participating centers and ultimately benefit our coronary patients.
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  • 文章类型: English Abstract
    WAMIF研究于2017年至2019年进行,包括法国30个法国调查中心的314名患者。我们系统地收集了临床,影响50岁以下妇女的心肌梗死病例的形态学和生物学特征,并评估其短期(医院内)和中期(12个月时)预后。.主要结果是:可改变的危险因素的发生率特别高,影响86%的吸烟患者占75%的首位。临床表现显示超过90%的病例出现胸痛。在90%的病例中,急性冠状动脉综合征的病理生理形式确定了罪犯动脉,无梗阻MI(MINOCA)在17.8%的ST段抬高MI(STEMI)中发现,14.6%的STEMI和16.3%的NSTEMI自发性夹层。医院事件包括3次中风,出血3例,无死亡病例。12个月时,随访显示无心血管死亡.这项研究的结果使我们能够更好地了解女性心血管疾病的特殊性,从而制定有针对性的预防和改善其管理的策略。
    The WAMIF study was conducted from 2017 to 2019 to include 314 patients in 30 French investigative centers in France. We have systematically collected the clinical, morphological and biological characteristics of cases of myocardial infarction affecting women under 50 years of age and evaluated their short-term (intra-hospital) and mid-term (at 12 months) prognosis. . The main results were: a particularly high incidence of modifiable risk factors affecting 86% of patients with smoking in the first place in 75% of them. The clinical presentation revealed chest pain in more than 90% of cases. The pathophysiological forms of acute coronary syndrome identified the culprit artery in 90% of cases, MI without obstruction (MINOCA) was found in 17.8% of the ST elevation MI (STEMI), spontaneous dissection in 14.6% of STEMI and 16.3% of NSTEMI. Hospital events included 3 strokes, 3 cases of bleeding and no deaths. At 12 months, follow-up showed no cardiovascular deaths. The results of this study allow us to better understand the particularities of cardiovascular diseases in women and thus to develop targeted strategies for prevention and improvement of their management.
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  • 文章类型: English Abstract
    广泛传播,并不断增加,普通人群中的消遣药物使用与心血管事件有关,如临床研究所示,并得到病理生理学原理的支持。了解药物对心血管的影响,筛选,和二级预防是心脏病学患者管理的关键组成部分。
    Widely spread, and continuously increasing, recreational drug use in general population has been associated with cardiovascular events, as illustrated by clinical studies and supported by a pathophysiological rationale. Understanding the cardiovascular effects of drugs, screening, and secondary prevention are crucial components in the management of those patients in cardiology.
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  • 文章类型: English Abstract
    2型MI是根据UdMI的一类心肌梗塞,在常规实践中经常遇到,但在患病率方面仍然知之甚少,诊断和治疗方法,它影响主要心血管事件和非心源性死亡高危人群的异质性.这是由于在没有原发性冠状动脉事件的情况下氧气供应和需求之间的不足,例如冠状动脉痉挛,冠状动脉栓塞,贫血,心律失常,高血压或低血压。传统上,诊断需要综合的病史评估,结合一些基于生化的心肌坏死的间接证据,心电图,和成像模式。1型和2型MI之间的区别比看起来更复杂。基础病理的治疗是治疗的主要目标。
    Type 2 MI is a category of myocardial infarction according to the UDMI, frequently encountered in routine practice but still poorly understood in terms of prevalence, diagnostic and therapeutic approach, it affects a heterogeneous population at high risk of major cardiovascular events and non-cardiac death. It is due to an inadequacy between oxygen supply and demand in the absence of a primary coronary event, e.g. coronary artery spasm, coronary embolism, anemia, arrhythmias, hypertension or hypotension. Diagnosis has traditionally required an integrated history assessment, with some combination of indirect evidence of myocardial necrosis based on biochemical, electrocardiographic, and imaging modalities. Differentiation between type 1 and type 2 MI is more complicated than it appears. Treatment of the underlying pathology is the primary goal of treatment.
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  • 文章类型: Journal Article
    背景:心脏破裂是一种罕见但严重的心肌梗死并发症,发生率为1%至3%。我们在这项尸检研究中旨在分析解剖学,流行病学,心脏,和Monastir地区心脏破裂的冠状动脉轮廓。
    方法:我们进行了一项描述性研究,收集了17年(2004-2020年)所有心肌梗死并发心脏破裂的病例的回顾性资料。
    结果:本研究纳入31例。病例的平均年龄为67岁,男性为主。16例(57%)有心血管危险因素。在57%的病例中,死亡前报告的最常见症状是急性胸痛。14例(45%)符合心源性猝死的定义。尸检时,心脏的平均重量为452.78克。90%的病例伴有大的心包积血。在50%的病例中,心肌破裂累及左心室后壁。86%的病例发生在急性心肌梗塞部位,14%的病例发生在心肌瘢痕上。冠状动脉研究显示,在11%的病例中,57%的病例中有与梗死相关的冠状动脉有新鲜血栓的病例中,有双重或三重血管粥样硬化性冠状动脉疾病。
    结论:我们的分析发现,心脏破裂主要涉及具有潜在心血管危险因素的老年受试者。我们的发现表明,年龄是急性冠状动脉综合征后的决定性预后因素,需要进一步的教育和提高认识的努力,以加快这些患者获得护理的速度。
    BACKGROUND: Cardiac rupture is a rare but critical complication of myocardial infarction with an incidence of 1 to 3% of cases. We aimed in this autopsy study to analyze the anatomical, epidemiological, cardiac, and coronary profiles of cardiac rupture in the Monastir region.
    METHODS: We conducted a descriptive study with retrospective data collection of all cases of myocardial infarction complicated by a cardiac rupture over seventeen years (2004-2020).
    RESULTS: Thirty-one cases were included in this study. The mean age of the cases was 67 years with a male predominance. Sixteen cases (57%) had cardiovascular risk factors. The most common symptomatology reported before death was acute chest pain in 57% of cases. Fourteen cases (45%) corresponded to the definition of sudden cardiac death. At autopsy, the heart had a mean weight of 452.78 grams. A large hemopericardium was associated in 90% of cases. Myocardial rupture involved the posterior wall of the left ventricle in 50% of cases. The myocardial rupture occurred at a site of acute myocardial infarction in 86% of cases and on a myocardial scar in 14% of cases. The coronary study showed double or triple vessel atherosclerotic coronary artery disease in 57% of cases with fresh thrombi at the infarct-related coronary in 11% of cases.
    CONCLUSIONS: Our analysis found that cardiac rupture mostly involved elderly subjects with underlying cardiovascular risk factors. Our findings sustain that age is a determining prognostic factor after acute coronary syndrome with the need for further education and awareness-raising efforts to speed up access to care for these patients.
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  • 文章类型: English Abstract
    背景:由于成本的降低和简单性,polypill策略可以在心血管预防中被广泛接受,促进合规。阿司匹林通常作为一级预防的复方制剂的组成部分,但最近三项有力的试验未能显示即使在高风险亚组中也有任何有利的净获益.我们的目的是评估与阿司匹林相关的心血管一级预防的净获益。
    方法:我们模拟了普伐他汀,雷米普利,氢氯噻嗪,有或没有阿司匹林,在35至65岁之间的真实法国虚拟人口中。我们评估了这种对心肌梗死和中风的影响如何根据性别而变化,糖尿病,动脉高血压.我们确定了个体的亚组,其从阿司匹林中的特定益处大于其引起的严重出血风险的两倍。
    结果:联合处方降低了与阿司匹林相关的绝对获益。没有女性亚组受益于阿司匹林,在529421人中,有128名妇女是有明确净福利的妇女。心血管死亡风险高的男性,或者患有糖尿病和高血压,从阿司匹林中获益超过了引起出血的风险,但这种风险占收益的一半以上。没有分析的亚组显示出超过出血风险两倍的益处。预期从阿司匹林获益超过出血风险两倍的男性比例占所有男性的3%。在35岁至65岁之间的一级预防中,一种最佳的polypill策略,结合三种药物而不是阿司匹林,可以希望挽救三个中风中的两个和两个心肌梗塞中的一个以上。根据所考虑的亚组,每16至193名个体治疗一次重大心血管事故。
    结论:除非另有证明,阿司匹林在35至65岁无心血管病史的个体中的地位有限。我们展示了如何在现实的虚拟人群上模拟治疗策略可用于最佳应用现有证据。
    BACKGROUND: The polypill strategy could become widely accepted in cardiovascular prevention due to reduced costs and its simplicity, which promote compliance. Aspirin is often included as a component of the polypill for primary prevention, but three powerful recent trials failed to show any favorable net benefit even in high-risk subgroups. Our objective is to estimate the net benefit associated with aspirin in primary cardiovascular prevention.
    METHODS: We simulated the impact of different polypill compositions combining pravastatin, ramipril, hydrochlorothiazide, with or without aspirin, on a realistic French virtual population between 35 and 65 years old. We assessed how this impact on myocardial infarction and stroke varied according to gender, diabetes, and arterial hypertension. We identified the subgroup of individuals whose specific benefit from aspirin was greater than twice the risk of serious bleeding it induced.
    RESULTS: The absolute benefit associated with aspirin was reduced by co-prescriptions. No subgroup of women benefited from aspirin, and the subgroup of women with a clear net benefit represented 128 women out of 529,421. Men at high risk of cardiovascular death, or with diabetes and hypertension, had a benefit from aspirin exceeding the risk of bleeding induced, but this risk represented more than half of the benefit. No subgroup analyzed did show a benefit greater than twice the risk of bleeding. The proportion of men whose expected benefit from aspirin was greater than twice the risk of bleeding represented 3% of all men. An optimal polypill strategy in primary prevention between the ages of 35 and 65, combining three drugs but not aspirin, can hope to save two out of three strokes and more than one out of two myocardial infarctions. It would prevent a major cardiovascular accident every 16 to 193 individuals treated according to the subgroups considered.
    CONCLUSIONS: Until proven otherwise, aspirin has only a limited place in individuals between 35 and 65 years without a cardiovascular history. We showed how simulating therapeutic strategies on a realistic virtual population could be used for best applying available evidence.
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  • 文章类型: English Abstract
    心血管磁共振已成为介入心脏病学家非常有用的工具,不仅在冠状动脉疾病的评估和治疗。而且在各种结构性心脏病的评估中。主脉冲序列是标准化的,在短促屏气期间获得,并包括稳态自由进动电影院,对比剂注射期间动态心肌首过灌注显像,和用于识别心肌底物的后期增强成像。不到30分钟的CMR研究现在可用于最常见的临床适应症。最近,T1和T2参数心肌图有望用于详细的心肌组织表征(水肿,替代纤维化,弥漫性间质纤维化)。技术方面将不会特别强调临床应用。
    Cardiovascular magnetic resonance has emerged as a very helpful tool for the interventional cardiologists not only in the assessment and treatment of coronary artery disease, but also in the evaluation of various structural cardiac diseases. The main pulse sequences are standardised, acquired during short breath-holds, and include steady-state free precession cines, dynamic myocardial first-pass perfusion imaging during contrast injection, and late enhancement imaging for the identification of myocardial substrates. Less than 30-minute CMR studies are now available for the most common clinical indications. More recently, T1 and T2 parametric myocardial maps are promising for detailed myocardial tissue characterisation (edema, replacement fibrosis, diffuse interstitial fibrosis). Technical aspects will not be addressed with particular emphasis on clinical applications.
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