ACLD

ACLD
  • 文章类型: Journal Article
    虽然晚期慢性肝病(ACLD)的死亡率正在迅速增加,与其他限制生命的疾病患者相比,晚期疾病患者的症状负担相当甚至更高。尽管证据有限,但人们越来越认识到有必要改善对ACLD患者的护理;然而,为这些患者提供良好的姑息治疗有许多限制因素,包括不可预测的疾病进展,姑息治疗和临终关怀的误解是等同的,缺乏信心在处方药物和缺乏时间和资源。与这些患者合作的卫生专业人员需要发展技能,以确保有效的姑息治疗,虽然转诊到专门的姑息治疗中心应保留给有复杂需求的患者。基本的姑息治疗,以及积极的疾病管理,最好由治疗肝病学家提供。这包括关于疾病进展和提前护理计划的讨论,同时积极管理疾病并发症。肝病与显著的社会密切相关,心理,以及患者及其护理人员的经济负担。在疾病进展早期参与多学科团队讨论的策略有助于确保主动解决这些问题。这篇综述总结了ACLD患者姑息治疗的证据,提供了当前最佳实践的示例,并提供了有关疾病改善和姑息治疗如何共存的建议,确保患者不会错过改善生活质量的干预措施的机会。
    While mortality rates from advanced chronic liver disease (ACLD) are rapidly increasing, patients with an advanced disease stage have a comparable or even higher symptom burden than those with other life-limiting diseases. Although evidence is limited there is increasing recognition of the need to improve care for patients with ACLD; however, there are many limiting factors to providing good palliative care for these patients, including unpredictable disease progression, the misconception of palliative care and end of life care as being equivalent, a lack of confidence in prescribing medication and a lack of time and resources. Health professionals working with these patients need to develop the skills to ensure effective palliative care, while referral to specialized palliative care centers should be reserved for patients with complex needs. Basic palliative care, along with active disease management, is best delivered by the treating hepatologists. This includes discussions about disease progression and advance care planning, alongside the active management of disease complications. Liver disease is closely associated with significant social, psychological, and financial burdens for patients and their caregivers. Strategies to engage the discussion in multidisciplinary teams early in disease progression help to ensure addressing these issues proactively. This review summarizes the evidence on palliative care for patients with ACLD, provides examples of current best practice and offers suggestions on how disease-modifying and palliative care can coexist, to ensure that patients do not miss opportunities for quality of life improving interventions.
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  • 文章类型: Journal Article
    目的:实验研究将功能失调的法尼醇X受体(FXR)-成纤维细胞生长因子19(FGF19)信号传导与肝脏疾病联系起来。这项研究调查了FXR-FGF19途径沿肠-肝轴的关键交叉点及其与肝硬化患者疾病严重程度的联系。
    方法:包括接受肝静脉压力梯度测量的肝硬化患者(I组n=107,包括伴随肝活检的n=53;n=5健康对照)或结肠镜检查回肠活检(II组n=37;n=6对照)。评估反映FXR活化和肠屏障完整性的肝和肠基因表达。测量全身胆汁酸(BA)和FGF19水平。
    结果:系统BA和FGF19水平显着相关(r=0.461;p<0.001),并随肝硬化严重程度而增加。肝硬化患者肝SHP表达降低(vs.对照;p<0.001),表明肝脏中FXR激活减少。系统性FGF19(r=-0.512,p<0.001)和BA(r=-0.487,p<0.001)水平与肝CYP7A1呈负相关,但与SHP或CYP8B1表达无关。提示肝脏中的反馈信号受损。在回肠,FXR的表达,SHP和FGF19在肝硬化患者中降低,有趣的是,肠道FGF19表达与全身FGF19水平无关.肠小带闭塞-1,闭塞蛋白,回肠中α-5-防御素的表达与SHP相关,失代偿期肝硬化患者与对照组相比降低。
    结论:在肝硬化患者中,FXR-FGF19信号传导在沿着肠-肝轴的基本分子交叉点处失调。回肠粘膜中FXR活化降低与肠屏障蛋白表达降低有关。这些人类数据需要对肝硬化患者中针对FXR-FGF19通路的干预措施进行进一步的机制研究。
    背景:NCT03267615。
    OBJECTIVE: Experimental studies linked dysfunctional Farnesoid X receptor (FXR)-fibroblast growth factor 19 (FGF19) signaling to liver disease. This study investigated key intersections of the FXR-FGF19 pathway along the gut-liver axis and their link to disease severity in patients with cirrhosis.
    METHODS: Patients with cirrhosis undergoing hepatic venous pressure gradient measurement (cohort-I n = 107, including n = 53 with concomitant liver biopsy; n = 5 healthy controls) or colonoscopy with ileum biopsy (cohort-II n = 37; n = 6 controls) were included. Hepatic and intestinal gene expression reflecting FXR activation and intestinal barrier integrity was assessed. Systemic bile acid (BA) and FGF19 levels were measured.
    RESULTS: Systemic BA and FGF19 levels correlated significantly (r = 0.461; p < 0.001) and increased with cirrhosis severity. Hepatic SHP expression decreased in patients with cirrhosis (vs. controls; p < 0.001), indicating reduced FXR activation in the liver. Systemic FGF19 (r = -0.512, p < 0.001) and BA (r = -0.487, p < 0.001) levels correlated negatively with hepatic CYP7A1, but not SHP or CYP8B1 expression, suggesting impaired feedback signaling in the liver. In the ileum, expression of FXR, SHP and FGF19 decreased in patients with cirrhosis, and interestingly, intestinal FGF19 expression was not linked to systemic FGF19 levels. Intestinal zonula occludens-1, occludin, and alpha-5-defensin expression in the ileum correlated with SHP and decreased in patients with decompensated cirrhosis as compared to controls.
    CONCLUSIONS: FXR-FGF19 signaling is dysregulated at essential molecular intersections along the gut-liver axis in patients with cirrhosis. Decreased FXR activation in the ileum mucosa was linked to reduced expression of intestinal barrier proteins. These human data call for further mechanistic research on interventions targeting the FXR-FGF19 pathway in patients with cirrhosis.
    BACKGROUND: NCT03267615.
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  • 文章类型: Journal Article
    目标:随着人口老龄化,老年晚期慢性肝病(ACLD)患者的数量将增加。在这篇综述中,我们探讨肝损伤的危险因素,肝脏疾病的非侵入性评估,肝硬化并发症,老年ACLD患者的虚弱和肌肉减少症的治疗。
    结果:在过去的几年中,有关ACLD的多项指南已经更新。老年患者FIB-4和NAFLD(MASLD-代谢功能障碍相关的脂肪变性肝病)纤维化评分的新截止值正在验证中。患有MASLD的老年患者受益于热量限制,锻炼计划,和GLP-1激动剂。ACLD患者需要使用改良的评分系统筛查酒精使用障碍,如果是积极的,受益于推荐化学依赖计划。卡维地洛和利尿剂可安全用于老年门静脉高压症和腹水,分别,仔细监测。营养不良,脆弱,少肌症,骨矿疾病在老年ACLD患者中很常见,早期干预可能会改善结果。早期识别老年患者的ACLD可以使我们管理肝损伤的危险因素,筛查并发症,并实施生活方式和药物治疗,以减少代偿失调和死亡。未来的研究可能会阐明非侵入性成像在评估老年人肝纤维化和最佳营养干预中的作用。脆弱,少肌症,骨骼健康,除了重新评估抗生素预防与抗生素耐药性上升的肝脏疾病。
    OBJECTIVE: As our population ages, the number of elderly patients with advanced chronic liver disease (ACLD) will increase. In this review we explore risk factors for liver injury, noninvasive assessment of liver disease, complications of cirrhosis, and management of frailty and sarcopenia in the older patient with ACLD.
    RESULTS: Multiple guidelines regarding ACLD have been updated over the past few years. New cutoffs for FIB-4 and NAFLD (MASLD - Metabolic Dysfunction Associated Steatotic Liver Disease) fibrosis scores for elderly patients are being validated. Older patients with MASLD benefit from caloric restriction, exercise programs, and GLP-1 agonists. Patients with ACLD need to be screened for alcohol use disorder with modified scoring systems, and if positive, benefit from referral to chemical dependency programs. Carvedilol and diuretics may safely be used in the elderly for portal hypertension and ascites, respectively, with careful monitoring. Malnutrition, frailty, sarcopenia, and bone mineral disease are common in older patients with ACLD, and early intervention may improve outcomes. Early identification of ACLD in elderly patients allows us to manage risk factors for liver injury, screen for complications, and implement lifestyle and pharmacological therapy to reduce decompensation and death. Future studies may clarify the role of noninvasive imaging in assessing liver fibrosis in the elderly and optimal interventions for nutrition, frailty, sarcopenia, bone health in addition to reevaluation of antibiotic prophylaxis for liver conditions with rising antibiotic resistance.
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  • 文章类型: Journal Article
    晚期慢性肝病(ACLD)代表了一种复杂且多因素的临床实体,其特征在于肝功能障碍和相关并发症。近年来,营养状况在ACLD预后中的意义已引起广泛关注。这篇综述文章探讨了ACLD中营养不良的多因素发病机制及其对健康结果的深远影响。我们探讨了ACLD中继发性肌少症的临床意义,并强调了失代偿和代偿ACLD中虚弱的关键相关性。本综述的一个具体重点围绕支链氨基酸(BCAAs)及其在管理肝病中的关键作用。我们剖析了低Fischer比率与ACLD中BCAA代谢之间的复杂关系,揭示所涉及的分子机制。此外,我们严格评估关于补充BCAA对ACLD患者预后影响的现有证据,检查它们改善该人群营养缺乏和相关并发症的潜力。
    Advanced chronic liver disease (ACLD) represents a complex and multifactorial clinical entity characterized by liver dysfunction and associated complications. In recent years, the significance of nutritional status in ACLD prognosis has gained considerable attention. This review article delves into the multifactorial pathogenesis of malnutrition in ACLD and its profound consequences for health outcomes. We explore the clinical implications of secondary sarcopenia in ACLD and highlight the critical relevance of frailty in both decompensated and compensated ACLD. A specific focus of this review revolves around branched-chain amino acids (BCAAs) and their pivotal role in managing liver disease. We dissect the intricate relationship between low Fischer\'s ratio and BCAA metabolism in ACLD, shedding light on the molecular mechanisms involved. Furthermore, we critically evaluate the existing evidence regarding the effects of BCAA supplementation on outcomes in ACLD patients, examining their potential to ameliorate the nutritional deficiencies and associated complications in this population.
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  • 文章类型: Journal Article
    由于肝硬化患者在夜间发生的最长餐间持续时间的影响,已广泛研究了深夜零食(LES)的功效。虽然关于慢性肝病营养的实际临床指南建议使用LES,欧洲肝脏研究协会(EASL)和欧洲临床营养与代谢学会(ESPEN)均未报道具体的营养成分.夜宵在研究中差异很大,包括天然食品和/或营养补充剂,然而,口服补充剂仍然需要完全满足LES的营养成分。此外,许多肝病学家需要获得营养方法的经验,并有机会获得注册营养师谁可以帮助他们管理肝病患者。因此,本综述研究旨在总结有关使用LESs的证据以及肝硬化患者长期饥饿背后的机制。它还提供了一个实用的营养指南,其中包含几种基于常见天然食物的LES选项,这些食物适合特殊患者的营养需求和地理背景。在预防肝硬化患者加速饥饿和相关的蛋白质营养不良和肌少症,LESs的营养成分是必不可少的。LES合理营养的正确和直接的应用是肝硬化患者的优势,应由医疗保健专业人员进行,以提高肝硬化患者的整体肝功能和营养状况。
    The efficacy of the late-evening snack (LES) has been extensively studied due to the impact of the longest intermeal duration occurring at night in patients with cirrhosis. While actual clinical guidelines on nutrition in chronic liver disease recommend an LES, no specific nutritional compositions have been reported by the European Association for the Study of the Liver (EASL) and the European Society for Clinical Nutrition and Metabolism (ESPEN). Late-evening snacks vary greatly among studies, including natural foods and/or nutritional supplements, yet oral supplements still need to fully meet the LES\'s nutritional composition. In addition, many hepatologists need to gain experience in nutritional approaches and have access to registered dieticians who can help them manage patients with liver disease. Therefore, this review study aims to summarise evidence regarding using LESs and the mechanisms behind long starvation in patients with cirrhosis. It also provides a practical nutritional guide with several LES options based on common natural foods tailored to special patients\' nutritional requirements and geographical backgrounds. In preventing accelerated starvation and related protein malnutrition and sarcopenia in patients with cirrhosis, the nutritional composition of LESs is essential. The proper and straightforward application of the LES\'s rational nutrition is an advantage to cirrhotic patients and should be carried out by healthcare professionals to enhance the overall liver function and nutritional status of patients with cirrhosis.
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  • 文章类型: Journal Article
    目的:肝脏硬度测量(LSM)提供了非侵入性监测肝脏疾病进展/消退的机会。我们的目的是确定LSM动力学随时间对慢性肝病患者肝脏相关事件和死亡的预后相关性。
    方法:在这项回顾性队列研究中纳入了至少相隔180天接受≥2可靠LSM的慢性肝病患者,并在基线(BL)时将其分层为非晚期慢性肝病(非ACLD,BL-LSM<10kPa),补偿ACLD(cACLD;BL-LSM≥10kPa)和失代偿ACLD(DACLD)。收集所有连续LSM和临床结果的数据。
    结果:2508例患者包括8561例可靠的LSM(每位患者3[IQR:2-4]):1647(65.7%)非ACLD,757(30.2%)cACLD,和104(4.1%)DACLD。7例nonACLD(0.4%)和83例cACLD(10.9%)患者发生肝失代偿(中位随访时间:71个月)。任何时候LSM增加20%与肝失代偿风险增加50%相关(风险比,HR:1.58[95CI:1.41-1.79],p<0.001)和肝脏相关死亡(HR:1.45[95CI:1.28-1.68],p<0.001)在cACLD患者中。LSM动力学在接下来的12个月(AUROC:0.933)中预测肝功能失代偿的准确性很高。LSM动力学的性能在数值上优于FIB-4(0.873)中的动力学,MELD(0.835),和单个时间点LSM(BL-LSM:0.846;第二LSM:0.880)。任何LSM降低至<20kPa的cACLD患者具有显著较低的肝失代偿风险(HR:0.13[95CI:0.07-0.24])。如果可靠,LSM还在dACLD中赋予预后信息。
    结论:重复LSM可以对ACLD中的失代偿和肝脏相关死亡率进行个体和更新的风险评估。
    Liver stiffness measurements (LSMs) provide an opportunity to monitor liver disease progression and regression noninvasively. We aimed to determine the prognostic relevance of LSM dynamics over time for liver-related events and death in patients with chronic liver disease.
    Patients with chronic liver disease undergoing 2 or more reliable LSMs at least 180 days apart were included in this retrospective cohort study and stratified at baseline (BL) as nonadvanced chronic liver disease (non-ACLD, BL-LSM < 10 kPa), compensated ACLD (cACLD; BL-LSM ≥ 10 kPa), and decompensated ACLD. Data on all consecutive LSMs and clinical outcomes were collected.
    There were 2508 patients with 8561 reliable LSMs (3 per patient; interquartile range, 2-4) included: 1647 (65.7%) with non-ACLD, 757 (30.2%) with cACLD, and 104 (4.1%) with decompensated ACLD. Seven non-ACLD patients (0.4%) and 83 patients with cACLD (10.9%) developed hepatic decompensation (median follow-up, 71 months). A 20% increase in LSM at any time was associated with an approximately 50% increased risk of hepatic decompensation (hazard ratio, 1.58; 95% CI, 1.41-1.79; P < .001) and liver-related death (hazard ratio, 1.45; 95% CI, 1.28-1.68; P < .001) in patients with cACLD. LSM dynamics yielded a high accuracy to predict hepatic decompensation in the following 12 months (area under the receiver operating characteristics curve = 0.933). The performance of LSM dynamics was numerically better than dynamics in Fibrosis-4 score (0.873), Model for End-Stage Liver Disease (0.835), and single time-point LSM (BL-LSM: 0.846; second LSM: 0.880). Any LSM decrease to <20 kPa identified patients with cACLD with a substantially lower risk of hepatic decompensation (hazard ratio, 0.13; 95% CI, 0.07-0.24). If reliable, LSM also confers prognostic information in decompensated ACLD.
    Repeating LSM enables an individual and updated risk assessment for decompensation and liver-related mortality in ACLD.
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  • 文章类型: Journal Article
    肝移植(LT)是一项复杂的外科手术,需要彻底的术前和术后计划和护理。病人以前的营养状况,during,术后肝移植对手术成功和长期预后至关重要。这篇综述旨在评估营养状态评估和管理之前,during,在LT之后,重点关注接受减肥手术的患者。我们在MEDLINE上进行了全面的主题搜索,奥维德,在过程中,科克伦图书馆,EMBASE,和PubMed到2023年3月。它确定了影响肝移植患者营养状况的关键因素,例如预先存在的营养不良,肝脏疾病的类型和严重程度,合并症,和免疫抑制药物。审查强调了术前营养评估和干预的重要性,密切的营养状况监测,个性化营养护理计划,以及LT后持续的营养支持和监测。该综述的结论是研究减肥手术对肝移植受者营养状况的影响。该审查提供了宝贵的见解,以优化营养状况之前的挑战和机遇,during,在LT之后。
    Liver transplantation (LT) is a complex surgical procedure requiring thorough pre- and post-operative planning and care. The nutritional status of the patient before, during, and after LT is crucial to surgical success and long-term prognosis. This review aims to assess nutritional status assessment and management before, during, and after LT, with a focus on patients who have undergone bariatric surgery. We performed a comprehensive topic search on MEDLINE, Ovid, In-Process, Cochrane Library, EMBASE, and PubMed up to March 2023. It identifies key factors influencing the nutritional status of liver transplant patients, such as pre-existing malnutrition, the type and severity of liver disease, comorbidities, and immunosuppressive medications. The review highlights the importance of pre-operative nutritional assessment and intervention, close nutritional status monitoring, individualised nutrition care plans, and ongoing nutritional support and monitoring after LT. The review concludes by examining the effect of bariatric surgery on the nutritional status of liver transplant recipients. The review offers valuable insights into the challenges and opportunities for optimising nutritional status before, during, and after LT.
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  • 文章类型: Journal Article
    肝硬化相关免疫功能障碍(CAID)影响先天和适应性免疫。本研究调查了互补系统,免疫球蛋白,和急性期蛋白及其与晚期慢性肝病(ACLD)患者预后的相关性。
    患有ACLD(肝静脉压力梯度[HVPG]≥6mmHg)但没有急性代偿失调/感染的患者以HVPG和临床EASL分期为特征:补偿(cACLD;S0-2)与失代偿性ACLD(dACLD)伴既往静脉曲张出血(S3),非出血代偿(S4),或进一步失代偿(S5)。补充因子(C3c,C4,CH50),免疫球蛋白(IgA,IgM,IgG,IgG1-4),急性期蛋白和全身性炎症生物标志物(白细胞,C反应蛋白,测量IL-6,降钙素原)。
    共有245名患者(终末期肝病评分模型中位数:11[9-15],中位数HVPG:17[12-21]mmHg)包括150(61%)的dACLD。在dACLD子S4和S5中补体水平和活性显著降低(p<0.001)。dACLD患者总IgA/IgM/IgG和IgG1-4亚型水平升高(均p<0.05)。补体和免疫球蛋白水平呈负相关和正相关,分别,全身性炎症(均p<0.05)。高IgG-1(每100mg/dl调整后的风险比:1.12,1.04-1.19,p=0.002)和IL-6(调整后的风险比:1.03,1.00-1.05,p=0.023)水平预测了感染的发展。高IgA(按中位数分层;对数秩p<0.001),高IgG1(log-rankp=0.043)和低C3c(log-rankp=0.003)表明首次/进一步失代偿或肝脏相关死亡(复合终点)的风险较高.在多变量Cox回归分析中,除了HVPG和IL-6之外,低C3c(调整后的每mg/dl风险比:0.99,0.97-0.99,p=0.040)仍然与复合终点独立相关。
    补体水平和免疫球蛋白可作为肝硬化相关免疫功能障碍的替代指标,并与肝硬化严重程度和全身性炎症相关。低补体C3c预测失代偿和肝脏相关死亡,而高IgG-1表明感染风险增加。
    肝硬化患者感染风险增加,这恶化了他们的预后。我们发现与疾病严重程度有关的免疫系统的几个基本组成部分的显着失调,并表明感染和其他并发症的风险。简单的血液检查可以识别出特别高风险的患者,谁可能是预防措施的候选人。
    本研究在ClinicalTrials.gov(NCT03267615)注册。
    UNASSIGNED: Cirrhosis-associated immune dysfunction (CAID) affects both innate and adaptive immunity. This study investigated the complement system, immunoglobulins, and acute-phase proteins and their prognostic relevance in patients with advanced chronic liver disease (ACLD).
    UNASSIGNED: Patients with ACLD (hepatic venous pressure gradient [HVPG] ≥6 mmHg) but without acute decompensation/infections were characterised by HVPG and by clinical EASL stages: compensated (cACLD; S0-2) vs. decompensated ACLD (dACLD) with previous variceal bleeding (S3), non-bleeding decompensation (S4), or further decompensation (S5). Complement factors (C3c, C4, CH50), immunoglobulins (IgA, IgM, IgG, IgG1-4), acute-phase proteins and systemic inflammation biomarkers (white blood cells, C-reactive protein, IL-6, procalcitonin) were measured.
    UNASSIGNED: A total of 245 patients (median model for end-stage liver disease score: 11 [9-15], median HVPG: 17 [12-21] mmHg) were included with 150 (61%) presenting dACLD. Complement levels and activity significantly decreased in dACLD substages S4 and S5 (p <0.001). Total IgA/IgM/IgG and IgG1-4 subtype levels increased in patients with dACLD (all p <0.05). Complement and immunoglobulin levels correlated negatively and positively, respectively, with systemic inflammation (all p <0.05). High IgG-1 (adjusted hazard ratio per 100 mg/dl: 1.12, 1.04-1.19, p = 0.002) and IL-6 (adjusted hazard ratio: 1.03, 1.00-1.05, p = 0.023) levels predicted the development of infections during follow-up. High IgA (stratified by median; log-rank p <0.001), high IgG1 (log-rank p = 0.043) and low C3c (log-rank p = 0.003) indicated a higher risk of first/further decompensation or liver-related death (composite endpoint). Next to HVPG and IL-6, low C3c (adjusted hazard ratio per mg/dl: 0.99, 0.97-0.99, p = 0.040) remained independently associated with the composite endpoint on multivariate Cox regression analysis.
    UNASSIGNED: Complement levels and immunoglobulins may serve as surrogates of cirrhosis-associated immune dysfunction and associate with cirrhosis severity and systemic inflammation. Low complement C3c predicted decompensation and liver-related death, whereas high IgG-1 indicated an increased risk for infections.
    UNASSIGNED: Patients with cirrhosis are at increased risk for infections, which worsen their prognosis. We found a significant dysregulation of several essential components of the immune system that was linked to disease severity and indicated a risk for infections and other complications. Simple blood tests identify patients at particularly high risk, who may be candidates for preventive measures.
    UNASSIGNED: This study is registered at ClinicalTrials.gov (NCT03267615).
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  • 文章类型: Journal Article
    补充肌酸一直是研究最多的和有用的营养支持运动员提高成绩,力量,和肌肉质量。随着时间的推移,肌酸在几种人类疾病中显示出有益的作用。这篇综述旨在总结目前在晚期慢性肝病及其并发症中补充肌酸的证据。主要在肝硬化患者中,因为已知这种情况与不良预后和结局有关。尽管在慢性肝病中补充肌酸似乎几乎没有研究过,也没有在人类患者中进行研究,其对慢性肝病的潜在疗效在非酒精性脂肪肝动物模型中间接突出,在脂肪肝中带来有益的影响。同样,脑病和疲劳似乎有有益的影响。补充肌酸已证明对有或没有阻力训练的老年人的肌肉减少症有效,这表明在改善晚期慢性肝病患者的这种状况方面具有潜在作用。补充肌酸可以解决慢性肝病及其并发症的几个关键点。需要进一步的研究来支持这一假设的临床负担。
    Creatine supplementation has been one of the most studied and useful ergogenic nutritional support for athletes to improve performance, strength, and muscular mass. Over time creatine has shown beneficial effects in several human disease conditions. This review aims to summarise the current evidence for creatine supplementation in advanced chronic liver disease and its complications, primarily in sarcopenic cirrhotic patients, because this condition is known to be associated with poor prognosis and outcomes. Although creatine supplementation in chronic liver disease seems to be barely investigated and not studied in human patients, its potential efficacy on chronic liver disease is indirectly highlighted in animal models of non-alcoholic fatty liver disease, bringing beneficial effects in the fatty liver. Similarly, encephalopathy and fatigue seem to have beneficial effects. Creatine supplementation has demonstrated effects in sarcopenia in the elderly with and without resistance training suggesting a potential role in improving this condition in patients with advanced chronic liver disease. Creatine supplementation could address several critical points of chronic liver disease and its complications. Further studies are needed to support the clinical burden of this hypothesis.
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  • 文章类型: Journal Article
    VonWillebrand因子抗原(VWF)是临床上显着门脉高压(HVPG≥10mmHg)的非侵入性标志物,并赋予HVPG独立的预后信息。虽然VWF水平升高的量化与vonWillebrand病无关,高度升高的VWF在ACLD中可能具有临床意义。因此,我们修改了分析方法,以量化非常高的VWF水平(即,>420%)并研究了它们的预后价值。
    考虑在维也纳肝脏血流动力学实验室接受HVPG测量的患者,有ACLD的证据和VWF的信息。临床分期(CS)定义如下:可能的补偿ACLD(cACLD):LSM≥10kPa&HVPG<6mmHg;0:cACLD&6-9mmHg;1:cACLD&HVPG≥10mmHg;2:出血;3:非出血代偿;4:≥2代偿。
    793例患者中有124例(16%)VWF>420%。VWF>420%的比例随疾病严重程度而增加(可能的cACLD-0:5(4%)与1:22(10%)vs.2-4:97(23%),p≤0.001)以及整个HVPG(<6mmHg:1(2%)与6-9:6(6%)vs.10-15:17(9%)与≥16:100(22%),p≤0.001)和MELD(<10:17(6%)与10-14:27(10%)与≥15:79(32%),p≤0.001)地层。在VWF>420%的患者中,VWF中位数为533(IQR:466-611)%,VWF与HVPG无关(Spearman'sρ=0.139,p=0.123),但显示弱/中等强度与MELD(ρ=0.336,p<0.001)和CRP(ρ=0.286,p=0.001)直接相关。在VWF>420%的子组中,VWF可预测失代偿/肝脏相关死亡率(每10%的VWF;风险比(HR):1.02(95%置信区间(95CI):1.01-1.04),p=0.008,即使在调整其他因素后(VWF每10%;调整后的HR:1.02(95CI:1.00-1.05),p=0.031)。
    VWF值显著升高的患者比例随着疾病进展而稳定增加。虽然VWF不能反映这些患者的HVPG,它与肝功能障碍和全身性炎症有关。重要的是,高值的量化提供了预后信息.
    Von Willebrand factor antigen (VWF) is a non-invasive marker for clinically significant portal hypertension (HVPG≥10 mmHg) and confers HVPG-independent prognostic information. While quantification of increased VWF-levels is not relevant in the context of von Willebrand disease, highly elevated VWF may be of clinical significance in ACLD. Thus, we have modified our analytical approach to quantify very high VWF-levels (i.e.,>420%) and investigated their prognostic value.
    Patients undergoing HVPG-measurement at the Vienna Hepatic Hemodynamic Lab with evidence of ACLD and information on VWF were considered. Clinical stages (CS) were defined as follows: Probable compensated ACLD (cACLD): LSM≥10kPa&HVPG<6 mmHg; 0: cACLD&6-9 mmHg; 1: cACLD&HVPG≥10 mmHg; 2: bleeding; 3: non-bleeding decompensation; 4: ≥2 decompensations.
    124 (16%) of 793 patients had VWF>420%. The proportion of VWF>420% increased with disease severity (probable cACLD-0: 5(4%) vs. 1: 22(10%) vs. 2-4: 97(23%),p ≤ 0.001) as well as across HVPG (<6mmHg: 1(2%) vs. 6-9: 6(6%) vs. 10-15: 17(9%) vs. ≥16: 100(22%),p ≤ 0.001) and MELD (<10: 17(6%) vs. 10-14: 27(10%) vs. ≥15: 79(32%),p ≤ 0.001) strata. In patients with VWF>420%, median VWF was 533 (IQR:466-611)% and VWF was unrelated to HVPG (Spearman\'s ρ=0.139,p = 0.123), but showed direct correlations of weak/moderate strength with MELD (ρ=0.336,p < 0.001) and CRP (ρ=0.286,p = 0.001). In the subgroup with VWF>420%, VWF was predictive of decompensation/liver-related mortality (VWF per 10%; hazard ratio (HR): 1.02(95% confidence interval (95%CI): 1.01-1.04),p = 0.008, even after adjusting for other factors (VWF per 10%; adjusted HR: 1.02(95%CI: 1.00-1.05),p = 0.031).
    The proportion of patients with substantially elevated VWF values steadily increases with disease progression. While VWF is not reflective of HVPG in these patients, it is correlated with hepatic dysfunction and systemic inflammation. Importantly, quantification of high values provides prognostic information.
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