HBV, Hepatitis B virus

HBV,乙型肝炎病毒
  • 文章类型: Journal Article
    未经证实:肝移植(LT)是慢性急性肝衰竭(ACLF)的有效治疗方法,但受到器官短缺的限制。我们的目的是确定一个适当的评分来预测HBV相关ACLF患者LT的生存获益。
    UNASSIGNED:来自中国重型乙型肝炎(COSSH)开放队列研究小组的HBV相关慢性肝病急性恶化的住院患者(n=4577)被纳入评估五个常用评分预测预后和移植生存获益的表现。计算生存获益率,以反映预期寿命的延长率与没有LT
    未经批准:总共,368例HBV-ACLF患者接受LT。他们在整个HBV-ACLF队列中显示出比等待名单上的1年生存率显着提高(77.2%/52.3%,p<0.001)和倾向评分匹配队列(77.2%/27.6%,p<0.001)。受试者工作特征曲线下面积(AUROC)表明,COSSH-ACLFII评分在确定等待名单上的1年死亡风险方面表现最佳(AUROC0.849),在预测1年死亡风险方面表现最佳(AUROC0.864)。LT后的一年结局(COSSH-ACLFs/CLIF-CACLFs/MELDs/MELD-Nas:AUROC0.835/0.796C指数证实了COSSH-ACLFIIs的高预测价值。生存获益率分析显示,患有COSSH-ACLFIIs7-10的患者从LT获得的1年生存获益率(39.2%-64.3%)高于评分<7或>10的患者。这些结果得到了前瞻性验证。
    未经评估:COSSH-ACLFIIs确定了等待名单上的死亡风险,并准确预测了HBV-ACLF的LT后死亡率和生存获益。患有COSSH-ACLFII7-10的患者从LT获得了更高的净生存益处。
    UNASSIGNED:本研究得到了国家自然科学基金(编号:81830073,编号81771196)和国家高层次人才招聘特别支持计划(万人计划)。
    UNASSIGNED: Liver transplantation (LT) is an effective therapy for acute-on-chronic liver failure (ACLF) but is limited by organ shortages. We aimed to identify an appropriate score for predicting the survival benefit of LT in HBV-related ACLF patients.
    UNASSIGNED: Hospitalized patients with acute deterioration of HBV-related chronic liver disease (n = 4577) from the Chinese Group on the Study of Severe Hepatitis B (COSSH) open cohort were enrolled to evaluate the performance of five commonly used scores for predicting the prognosis and transplant survival benefit. The survival benefit rate was calculated to reflect the extended rate of the expected lifetime with vs. without LT.
    UNASSIGNED: In total, 368 HBV-ACLF patients received LT. They showed significantly higher 1-year survival than those on the waitlist in both the entire HBV-ACLF cohort (77.2%/52.3%, p < 0.001) and the propensity score matching cohort (77.2%/27.6%, p < 0.001). The area under the receiver operating characteristic curve (AUROC) showed that the COSSH-ACLF II score performed best (AUROC 0.849) at identifying the 1-year risk of death on the waitlist and best (AUROC 0.864) at predicting 1-year outcome post-LT (COSSH-ACLFs/CLIF-C ACLFs/MELDs/MELD-Nas: AUROC 0.835/0.825/0.796/0.781; all p < 0.05). The C-indexes confirmed the high predictive value of COSSH-ACLF IIs. Survival benefit rate analyses showed that patients with COSSH-ACLF IIs 7-10 had a higher 1-year survival benefit rate from LT (39.2%-64.3%) than those with score <7 or >10. These results were prospectively validated.
    UNASSIGNED: COSSH-ACLF IIs identified the risk of death on the waitlist and accurately predicted post-LT mortality and survival benefit for HBV-ACLF. Patients with COSSH-ACLF IIs 7-10 derived a higher net survival benefit from LT.
    UNASSIGNED: This study was supported by the National Natural Science Foundation of China (No. 81830073, No. 81771196) and the National Special Support Program for High-Level Personnel Recruitment (Ten-thousand Talents Program).
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  • 文章类型: Journal Article
    UNASSIGNED:鉴于关于乙型肝炎病毒(HBV)的知识和认识以及社区一级可用的预防策略的数据有限,旨在分析社区对HBV的知识和认识。
    UNASIGNED:在布巴内斯瓦尔的一个城市贫民窟和一个社会福利院的居民中进行了一项横断面问卷调查,奥里萨邦,从2019年10月到2021年4月。HBV感染的患病率也通过使用快速即时检测试剂盒测试乙型肝炎表面抗原的血清阳性来测量。采用SPSS20版软件进行统计分析。
    未经评估:共有370人(平均年龄38.7±14.9岁,男性:55.1%)进行了评估。尽管18.1%(67)具有良好的知识,只有16.7%(62)对HBV有良好的认识。大约14.8%(55)知道疫苗是在该国的HBV,6.2%(23)的人认为自己接种了疫苗。教育状况是知识和意识的重要独立预测因子,因此具有入学及以上教育水平的人的几率为11.05(95%置信区间:5.3-22.7)和14.7(95%置信区间:6.5-33.1)关于HBV的良好知识和意识,分别。共有10名参与者的乙型肝炎表面抗原检测呈阳性,导致点患病率为2.7%。与福利院相比,贫民窟地区具有入学及以上文化程度的个人比例更高(67%对33%;P<0.001),知识(71.6%vs28.4%;P<0.001),也是关于HBV的意识(71%vs29%;P<0.001)。
    UNASSIGNED:在我们的研究中发现的相对较低的知识和意识数字破坏了在社区一级大规模加强关于乙型肝炎感染流行的健康教育和促进活动的必要性。
    UNASSIGNED: In view of limited data on the knowledge and awareness of hepatitis B virus (HBV) and the available preventive strategies at the community level, it was aimed to analyse the knowledge and awareness of HBV in the community.
    UNASSIGNED: A cross-sectional questionnaire-based survey was conducted among residents of an urban slum and a social welfare home in Bhubaneswar, Odisha, from October 2019 to April 2021. The prevalence of HBV infection was also measured by testing the serum positivity for hepatitis B surface antigen using rapid point-of-care test kits. The statistical analysis was done by using the software SPSS version 20.
    UNASSIGNED: A total of 370 individuals (mean age 38.7 ± 14.9 years, males: 55.1%) were assessed. Although 18.1% (67) had good knowledge, only 16.7% (62) had good awareness about HBV. Approximately 14.8% (55) knew that a vaccine is available in the country for HBV, and 6.2% (23) identified themselves as being vaccinated. Educational status was a significant independent predictor of knowledge and awareness such that people with education level of matriculation and above had odds of 11.05 (95% confidence interval: 5.3-22.7) and 14.7 (95% confidence interval: 6.5-33.1) for having good knowledge and awareness regarding HBV, respectively. A total of 10 participants tested positive for hepatitis B surface antigen contributing to a point prevalence rate of 2.7%. The proportion of individuals with an education status of matriculation and above was higher in the slum area when compared with the welfare home (67% vs 33%; P < 0.001), the knowledge (71.6% vs 28.4%; P < 0.001) and so was the awareness (71% vs 29%; P < 0.001) about HBV as well.
    UNASSIGNED: The relatively low figures of knowledge and awareness identified in our study undermine the need for intensification of health education and promotion activities regarding the prevalence of hepatitis B infection on a large scale at the community level.
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  • 文章类型: Journal Article
    在印度肝细胞癌(HCC)的发病率增加是一个值得关注的问题,需要适当的分析和简化管理策略不能过分强调。
    这是一项由肿瘤学中心组成的前瞻性多中心观察性队列研究,一所拥有专门肝病服务的大学三级医院,一家提供消化内科服务的公立医院,和一个位于3公里半径内的私人肝移植中心。人口统计学和临床参数记录在前瞻性维护的数据库中。临床资料,人口统计,我们记录并比较了4个中心的HCC特征和所分配的治疗方案.
    总共,从2016年6月至2020年1月招募672名患者。腹痛(64.3%)和体重减轻(47.3%)是最常见的症状。最常见的病因是乙型肝炎(39%)。癌症中心接受了较少的丙型肝炎患者和晚期HCC患者。私人移植中心报告的NASH比例最高,在属于较高社会经济阶层的人群中,酒精性肝硬化的比例最低。在诊断时,几乎五分之一(19%)的病例出现转移。门静脉血栓形成占40%。在四分之三的病例(76%)中发现了对治疗指南的坚持。
    乙型肝炎是肝癌最常见的根本原因,而NASH等其他原因正在上升。病因学特征可能随迎合HCC患者的中心的选择性专业化而变化。在BCLCA中,所有不依从性最高的中心中,分配治疗时对指南的依从性都很高。
    UNASSIGNED: Increasing incidence of hepatocellular carcinoma (HCC) in India is a matter of concern and need for adequate profiling and streamlining management strategies cannot be over-emphasized.
    UNASSIGNED: This is a prospective multi-centric observational cohort study comprising of an oncology center, one university tertiary hospital with specialized hepatology service, one public hospital with gastroenterology service, and a private liver transplant center located within a 3-km radius. The demographic and clinical parameters were recorded on a prospectively maintained database. The clinical profile, demographics, characteristics of HCC and the allocated treatment were noted and compared among the four centers.
    UNASSIGNED: In total, 672 patients were enrolled from June 2016 till January 2020. Abdominal pain (64.3%) and weight loss (47.3%) were the most common symptoms. Most common identified etiology was hepatitis B (39%). The cancer center received lesser patients with hepatitis C and those with advanced stage of HCC. The private transplant center reported the highest proportion of NASH, which was also significantly higher in those belonging to higher socioeconomic strata, and lowest proportion of alcoholic cirrhosis. Metastasis was seen in almost one-fifth (19%) cases at diagnosis. Portal vein thrombosis was evident in 40%. Adherence to treatment guidelines was seen in three-fourth cases (76%).
    UNASSIGNED: Hepatitis B is the most common underlying cause for HCC, whereas other causes like NASH are on the rise. Etiologic profile may vary with selective specialization of centers catering to patients with HCC. Adherence to guideline while allocating treatment was high among all centers with highest non-adherence in BCLC A.
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  • 文章类型: Journal Article
    未经证实:在HBV感染者中,只有一部分慢性肝炎患者需要治疗,这个比例因人口而异,区域,和设置。没有估计感染HBV并符合法国治疗资格标准的人的比例。
    UNASSIGNED:552治疗初治的慢性HBV感染的个体首次提到2008年至2012年之间的肝病参考中心被前瞻性地包括在内。人口统计,临床,并对实验室数据进行了分析。
    未经批准:总共,61.1%的患者为男性,平均年龄为37.5岁。此外,64%出生在中间或高流行的HBV国家,90%为HBeAg阴性。在转诊时,中位HBVDNA和HBsAg水平为3.3和3.6logIU/ml,分别为37.8%的患者谷丙转氨酶>40U/L,29.0%有中度或重度纤维化(≥F2),包括9.4%的肝硬化。最普遍的基因型是D(34.7%),E(27.4%),和A(25.7%)。合并感染很少见:2.4%为HIV阳性,4.0%为HCV阳性,6.0%为HDV阳性。根据2017年EASL临床实践指南,使用单个时间点分析,2.7%的患者被归类为HBeAg阳性慢性感染,6.1%为HBeAg阳性慢性乙型肝炎,26.5%为HBeAg阴性慢性乙型肝炎,和61.1%作为HBeAg阴性慢性感染,而3.6%的患者无法分类。HBsAg水平定量识别HBeAg阴性慢性乙型肝炎个体的性能较差。共有29.1%符合开始抗病毒治疗的标准,而66.5%仍在常规临床监测中。大多数符合条件的患者开始推荐一线治疗,包括替诺福韦(45.3%),恩替卡韦(36.8%),或聚乙二醇干扰素α(11.6%)。
    未经批准:在所有情况下,9.4%的患者出现肝硬化,29.1%的患者符合2017年EASL临床实践指南治疗标准。HBsAg水平未能准确识别HBeAg阴性慢性感染的个体。
    UNASSIGNED:在法国成人慢性HBV感染首次提到肝病参考中心,大约三分之一的人患有严重的肝病。大约三分之一的个体符合基于恩替卡韦或替诺福韦的抗病毒治疗的启动标准,偶尔,聚乙二醇干扰素α.
    UNASSIGNED: Among people living with HBV, only a subset of individuals with chronic hepatitis is in need of treatment, and this proportion varies according to the population, region, and setting. No estimates of the proportion of people who are infected with HBV and meet the treatment eligibility criteria in France are available.
    UNASSIGNED: 552 treatment-naïve individuals with chronic HBV infection referred for the first time to a hepatology reference centre between 2008 and 2012 were prospectively included. Demographic, clinical, and laboratory data were analysed.
    UNASSIGNED: In total, 61.1% of patients were males, with a median age of 37.5 years. Moreover, 64% were born in an intermediate- or high-HBV endemicity country, and 90% were HBeAg-negative. At referral, median HBV DNA and HBsAg levels were 3.3 and 3.6 log IU/ml, respectively; 37.8% of patients had alanine aminotransferase >40 U/L, and 29.0% had moderate or severe fibrosis (≥F2), including 9.4% with cirrhosis. The most prevalent genotypes were D (34.7%), E (27.4%), and A (25.7%). Coinfections were rare: 2.4% were HIV-positive, 4.0% were HCV-positive, and 6.0% were HDV-positive. According to the 2017 EASL Clinical Practice Guidelines, using a single time point analysis, 2.7% of patients were classified as HBeAg-positive chronic infection, 6.1% as HBeAg-positive chronic hepatitis B, 26.5% as HBeAg-negative chronic hepatitis B, and 61.1% as HBeAg-negative chronic infection, whereas 3.6% patients could not be classified. The performance of HBsAg level quantification to identify individuals with HBeAg-negative chronic hepatitis B was poor. A total of 29.1% met the criteria for initiation of antiviral treatment, whereas 66.5% remained under routine clinical surveillance. Most eligible patients initiated recommended first-line therapies, including tenofovir (45.3%), entecavir (36.8%), or pegylated interferon alpha (11.6%).
    UNASSIGNED: Of all cases, 9.4% had cirrhosis at presentation and 29.1% met the 2017 EASL Clinical Practice Guidelines treatment criteria. HBsAg levels failed to accurately identify individuals with HBeAg-negative chronic infection.
    UNASSIGNED: Among French adults chronically infected with HBV referred for the first time to hepatology reference centres, about one-third had a significant liver disease. Approximately one-third of individuals met criteria for initiation of antiviral treatment based on entecavir or tenofovir or, occasionally, pegylated interferon alpha.
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  • 文章类型: Journal Article
    背景:已知肝硬化在世界范围内具有很高的患病率和死亡率。然而,在欧洲,肝硬化的流行病学可能正在经历人口变化,由于护理标准的改善,病因可能已经改变。这项基于人群的研究的目的是分析近年来德国肝硬化及其并发症的趋势和过程。
    方法:我们分析了2005年至2018年德国诊断相关组中所有住院患者的数据。肝硬化和其他类别疾病的诊断记录基于ICD-10-GM代码。主要结局指标是院内死亡率。通过泊松回归分析年入院人数的趋势。肝硬化对总体住院死亡率的影响通过多变量多水平logistic回归模型进行评估,性别,和合并症。
    结果:在2005年至2018年记录的248,085,936例入院中,共有2,302,171例(0•94%)被诊断为肝硬化,主要是合并症。与其他慢性病相比,肝硬化患者年龄较小,主要为男性,住院死亡率最高。肝硬化的诊断是院内死亡率的独立危险因素,在所有诊断中优势比最高(OR:6•2[95CI:6.1-6•3])。从2005年到2018年,非酒精性脂肪性肝病的患病率增加了四倍,而酒精性肝硬化是其他病因的20倍。发现出血随着时间的推移而减少,但腹水仍然是最常见的并发症,并且正在增加。
    结论:这项全国性研究表明,肝硬化是相当大的医疗负担,如医院死亡率上升所示,也与其他慢性疾病相结合。与酒精有关的肝硬化和并发症呈上升趋势。更多的资源和更好的管理策略是必要的。
    背景:资助者对本研究没有影响。
    BACKGROUND: Cirrhosis is known to have a high prevalence and mortality worldwide. However, in Europe, the epidemiology of cirrhosis is possibly undergoing demographic changes, and etiologies may have changed due to improvements in standard of care. The aim of this population-based study was to analyze the trends and the course of liver cirrhosis and its complications in recent years in Germany.
    METHODS: We analyzed the data of all hospital admissions in Germany within diagnosis-related groups from 2005 to 2018. The diagnostic records of cirrhosis and other categories of diseases were based on ICD-10-GM codes. The primary outcome measurement was in-hospital mortality. Trends were analyzed through Poisson regression of annual number of admissions. The impact of cirrhosis on overall in-hospital mortality were assessed through the multivariate multilevel logistic regression model adjusted for age, sex, and comorbidities.
    RESULTS: Of the 248,085,936 admissions recorded between 2005 and 2018, a total of 2,302,171(0•94%) were admitted with the diagnosis of cirrhosis, mainly as a comorbidity. Compared with other chronic diseases, patients admitted with cirrhosis were younger, mainly male and had the highest in-hospital mortality rate. Diagnosis of cirrhosis was an independent risk factor of in-hospital mortality with the highest odds ratio (OR:6•2[95%CI:6.1-6•3]) among all diagnoses. The prevalence of non-alcoholic fatty liver disease has increased four times from 2005 to 2018, while alcoholic cirrhosis is 20 times than other etiologies. Bleeding was found to be decreasing over time, but ascites remained the most common complication and was increasing.
    CONCLUSIONS: This nationwide study demonstrates that cirrhosis represents a considerable healthcare burden, as shown by the increasing in-hospital mortality, also in combination with other chronic diseases. Alcohol-related cirrhosis and complications are on the rise. More resources and better management strategies are warranted.
    BACKGROUND: The funders had no influence on this study.
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  • 文章类型: Journal Article
    目的:乙型肝炎病毒(HBV)感染是世界上主要的健康问题。理发师应对尖锐设备造成的频繁擦伤/撕裂,使他们成为高危人群。确定HBsAg阳性状态排除了人群中大多数传播库。然而,隐匿性乙型肝炎仍然是传播源。这项研究的目的是研究为武装部队客户服务的理发师隐匿性HBV感染的患病率,并评估他们对HBV传播的知识和预防措施。
    方法:本研究包括79名HBsAg阴性理发师,并对免疫接种和预防措施的状况进行了访谈。抗HBc总和HBVDNA水平与完整的血象一起测量,LFT,PTINR,超声腹部和肝脏的Fibroscan。
    结果:隐匿性乙型肝炎的患病率为3.79%。在抗HBc总阳性的理发师中,100%被发现有复制HBVDNA状态。所有理发师(100%)都不知道HBV传播的存在和模式,从未进行过HBV筛查;98.73%的理发师遵循不当的消毒做法,从未进行过免疫接种。
    结论:理发师隐匿性HBV感染的患病率,没有免疫接种,无意识和不适当的消毒做法很容易传播给不知情的客户。教育理发师很重要,建立通用消毒程序,并在贸易工作开始之前实施强制乙型肝炎疫苗接种制度。
    OBJECTIVE: Hepatitis B virus (HBV) infection is a major health problem in the world. Barbers deal with frequent abrasions/lacerations due to sharp equipment, making them a high-risk group. Determination of HBsAg positive status excludes most reservoirs of transmission in the population. However, Occult Hepatitis B continues to be a source of transmission. The aim of this study was to study the prevalence of occult HBV infection in barbers serving the armed forces clientele and evaluate their knowledge and preventive practices against HBV transmission.
    METHODS: Seventy-nine HBsAg negative barbers were included in this study and interviewed for the status of immunisation and preventive practices. Anti-HBc total and HBV DNA levels were measured along with a complete haemogram, LFT, PT INR, ultrasound abdomen and Fibroscan of the liver.
    RESULTS: The prevalence of occult Hepatitis B status was 3.79%. Among barbers who were anti-HBc total positive, 100% were found to have replicative HBV DNA status. All barbers (100%) were unaware of the existence and modes of HBV transmission and were never screened for HBV; 98.73% of barbers followed improper disinfection practices and were never immunised.
    CONCLUSIONS: The prevalence of occult HBV infection in barbers, absence of immunisation, unawareness and improper disinfection practices are significantly at risk for transmission to the unaware clients. It is important to educate barbers, establish a universal disinfection procedure and implement a system of compulsory Hepatitis B vaccination before the commencement of their trade work.
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  • 文章类型: Journal Article
    目的:慢性HBV感染(CHB)的功能性治愈,而无需终身治疗,需要恢复HBV特异性体液和细胞免疫缺陷。基于主要结构和非结构蛋白的治疗性疫苗已在CHB患者中进行了测试,但已显示出稀缺的免疫原性。BRII-179,也称为VBI-2601,是由所有3个HBV表面包膜蛋白(前S1,前S2和S)组成的新型制剂。安全,抗病毒活性,在CHB患者中评估BRII-179与共佐剂干扰素(IFN)-α混合的免疫原性。
    方法:这是随机的,开放标签,对照Ib/IIa期研究包括2个剂量水平,20μgBRII-179(部分1,n=25)和40μgBRII-179(部分2,n=24)。患者,在核苷(t)ide类似物(NA)治疗下受到病毒抑制的患者在第1部分中被随机分为3组:2:2,在第2部分中被随机分为2组:1:1,每月接受4次肌内注射BRII-179与/不与3MIUIFN-α混合。对HBsAg的抗体和细胞反应,以及循环HBsAg的演变进行监测。
    结果:含/不含IFN-α的20μg和40μgBRII-179均耐受良好,无严重不良事件。BRII-179在所有治疗队列中>30%的患者中诱导抗-HBs反应,然而,仅在接受BRII-179和IFN-α的患者中观察到中度抗Pre-S1或抗Pre-S2抗体应答.BRII-179还恢复了S-,前S1-,在大多数治疗的患者中产生前S2特异性IFN-γ的T细胞。总的来说,BRII-179治疗后未观察到HBsAg显着降低。
    结论:在NA治疗下的CHB患者中,BRII-179有/没有IFN-α表现出良好的安全性和诱导HBV特异性B和T细胞免疫反应。这些数据支持BRII-179与其他疗法组合的进一步临床评估。
    背景:ACTRN12619001210167。
    背景:BRII-179是一种治疗性疫苗,旨在改善慢性乙型肝炎患者的免疫反应。在这项研究中,BRII-179单独或与低剂量的干扰素-α是安全的,良好的耐受性,并诱导慢性乙型肝炎患者HBV特异性抗体和T细胞应答增强单独BRII-179治疗对患者的病毒学状态影响最小。BRII-179与其他药物联合实现功能性治愈的潜力正在临床中进行评估。
    OBJECTIVE: Functional cure of chronic HBV infection (CHB) without life-long treatment requires the restoration of defective HBV-specific humoral and cellular immunity. Therapeutic vaccines based on the major structural and non-structural proteins have been tested in patients with CHB but have shown scarce immunogenicity. BRII-179, also known as VBI-2601, is a novel formulation comprised of all 3 HBV surface envelope proteins (Pre-S1, Pre-S2, and S). Safety, antiviral activity, and immunogenicity of BRII-179 admixed with co-adjuvant interferon (IFN)-α were assessed in patients with CHB.
    METHODS: This randomized, open-label, controlled phase Ib/IIa study included 2 dose levels, 20 μg BRII-179 (Part 1, n = 25) and 40 μg BRII-179 (Part 2, n = 24). Patients, virally suppressed under nucleos(t)ide analogue (NA) therapy were randomized 1:2:2 into 3 cohorts in Part 1 and 1:1 into 2 cohorts in Part 2 to receive 4 monthly intramuscular injections of BRII-179 admixed with/without 3 MIU IFN-α. Antibody and cellular responses to HBsAg, as well as evolution of circulating HBsAg were monitored.
    RESULTS: Both 20 μg and 40 μg BRII-179 with/without IFN-α were well tolerated with no severe adverse events. BRII-179 induced anti-HBs responses in >30% patients in all treatment cohorts, however, moderate anti-Pre-S1 or anti-Pre-S2 antibody responses were only observed in patients receiving BRII-179 with IFN-α. BRII-179 also restored S-, Pre-S1-, Pre-S2-specific IFN-γ-producing T-cells in the majority of treated patients. Overall, no notable reduction of HBsAg was observed after BRII-179 treatment.
    CONCLUSIONS: In patients with CHB under NA therapy, BRII-179 with/without IFN-α exhibited a good safety profile and induced HBV-specific B- and T-cell immune responses. These data support further clinical evaluation of BRII-179 in combination with other therapies.
    BACKGROUND: ACTRN12619001210167.
    BACKGROUND: BRII-179 is a therapeutic vaccine designed to improve the immune response in patients with chronic hepatitis B. In this study, BRII-179 alone or with a low dose of interferon-α was safe, well tolerated, and induced enhanced HBV-specific antibody and T-cell responses in patients with chronic hepatitis B. However, BRII-179 treatment alone had minimal effect on patient\'s virological status. The potential of BRII-179 to achieve a functional cure in conjunction with other agents is being evaluated in the clinic.
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  • 文章类型: Journal Article
    UNASSIGNED: Liver grafts from hepatitis B core antibody (anti-HBc) positive donors increase the risk of hepatitis B virus (HBV) reactivation in recipients due to posttransplant immunosuppressive therapy.
    UNASSIGNED: to study the HBV reactivation in liver transplant recipients with anti-HBc-positive donors.
    UNASSIGNED: This was a retrospective study. Liver transplant recipients who received grafts from anti-HBc-positive donors between January 2013 and December 2017 were included in analysis. Hospital records of all subjects for a 2-year posttransplantation period were studied to observe reactivation of hepatitis B. As per our institute protocol, prophylaxis for HBV was given to subjects with either positive hepatitis B surface antigens or hepatitis B surface antibody (anti-HBs) titre <100 mIU/ml, after transplantation with anti-HBc-positive donor grafts. Recipients with anti-HBs titre >100 mIU/mL were exempted from prophylaxis and kept on regular monitoring for HBV markers.
    UNASSIGNED: Of 85 liver transplant recipients, 20 subjects who received anti-HBc-positive grafts were included in analysis. The mean age of the study population was 46 years (range 2-68 years). The most common aetiology of cirrhosis in our study population was cryptogenic followed by ethanol. Among the study population, 16 (80%) transplant recipients had anti-HBs titre less than 100 mu/ml and 4 (20%) subjects had anti-HBs > 100 miu/ml. HBV reactivation occurred in 6 (30%) subjects. Reactivation was seen even in those who received HBV prophylaxis, while none of the subjects with anti-HBs titre >100 miu/ml developed HBV reactivation despite absence of prophylaxis.
    UNASSIGNED: HBV reactivation can occur even in the presence of target anti-HBs titre (i.e. >10 miu/ml) and HBV prophylaxis during postliver transplantation. However, HBV reactivation is not seen in recipients with anti-HBs titre of >100 miu/ml.
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  • 文章类型: Journal Article
    急性肝衰竭(ALF)是罕见的,不可预测的,各种病因导致的急性肝损伤(ALI)的潜在致命并发症。文献中报道的ALF病因具有区域差异,影响临床表现和自然病程。在旨在反映印度临床实践的共识文章的这一部分中,疾病负担,流行病学,临床表现,监测,和预测已经讨论过了。在印度,病毒性肝炎是ALF的最常见原因,抗结核药物引起的药物性肝炎是第二常见的原因。ALF的临床表现以黄疸为特征,凝血病,和脑病。区分ALF和其他肝衰竭的原因是很重要的,包括慢性急性肝衰竭,亚急性肝功能衰竭,以及某些可以模仿这种表现的热带感染。该疾病通常具有暴发性临床过程,短期死亡率很高。死亡通常归因于脑部并发症,感染,导致多器官衰竭。及时肝移植(LT)可以改变结果,因此,在可以安排LT之前,为患者提供重症监护至关重要。评估预后以选择适合LT的患者同样重要。已经提出了几个预后评分,他们的比较表明,本土开发的动态分数比西方世界描述的分数更具优势。ALF的管理将在本文件的第2部分中描述。
    Acute liver failure (ALF) is an infrequent, unpredictable, potentially fatal complication of acute liver injury (ALI) consequent to varied etiologies. Etiologies of ALF as reported in the literature have regional differences, which affects the clinical presentation and natural course. In this part of the consensus article designed to reflect the clinical practices in India, disease burden, epidemiology, clinical presentation, monitoring, and prognostication have been discussed. In India, viral hepatitis is the most frequent cause of ALF, with drug-induced hepatitis due to antituberculosis drugs being the second most frequent cause. The clinical presentation of ALF is characterized by jaundice, coagulopathy, and encephalopathy. It is important to differentiate ALF from other causes of liver failure, including acute on chronic liver failure, subacute liver failure, as well as certain tropical infections which can mimic this presentation. The disease often has a fulminant clinical course with high short-term mortality. Death is usually attributable to cerebral complications, infections, and resultant multiorgan failure. Timely liver transplantation (LT) can change the outcome, and hence, it is vital to provide intensive care to patients until LT can be arranged. It is equally important to assess prognosis to select patients who are suitable for LT. Several prognostic scores have been proposed, and their comparisons show that indigenously developed dynamic scores have an edge over scores described from the Western world. Management of ALF will be described in part 2 of this document.
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  • 文章类型: Journal Article
    背景:乙型肝炎病毒(HBV)感染是全球慢性肝炎的重要病因,尤其是在中国。HBV感染可通过肝纤维化的病理过程导致肝硬化的发展。用NAs或干扰素-α有效抑制HBV复制可以在组织学上逆转纤维化病理过程,但仍有患者已经达到抗病毒反应和血清肝脏检查正常化,但不是肝纤维化消退。该子集的患者通常在基线时出现晚期肝纤维化。因此,服用抗纤维化药物是合理的,加上抗病毒药物为晚期肝纤维化患者由于HBV,以改善患者的纤维化消退。扶正化瘀片(FZHY)是一种植物产品,有证据表明其对轻度至中度肝纤维化的功效。目前的临床试验评估中药(TCM)(FZHY和中药颗粒)和恩替卡韦联合治疗HBV代偿性肝硬化的疗效和安全性。我们将招募HBV患者,他们在恩替卡韦治疗2年后表现出良好的病毒反应,但患有晚期肝纤维化(≥IshakF5)。
    方法:这是一项单臂临床试验,在中国大陆的20个中心进行了60周,治疗观察48周,随访12周。主要纳入标准包括HBsAg阳性超过6个月,2年管理恩替卡韦,HBVDNA小于20IU/ml,肝纤维化分期≥F5,Child-Pugh评分<7(A期)。样本量估计约为190,考虑到20%的退出和60%的患者依从性第二次肝活检,因此总共350名参与者将被招募。所有符合条件的参与者根据中医临床模式分为3个亚组。所有患者每天服用1片恩替卡韦(0.5毫克),4片FZHY(1.6克),每天三次,和特定的中药颗粒一天三次,这取决于中医临床模式(CPs)的分化。患者治疗48周,并在12、24、36、48周和60周进行随访。患者将在48周结束时接受第二次肝活检,之后进行12周的随访。主要终点是研究中使用Ishak评分从基线到第48周,肝纤维化分期改善1分的受试者比例。根据一组肝脏病理学家评估的共识读数。次要端点是亮度模式超声波,纤维化生物标志物。不良事件(AE)将记录60周,并评估联合治疗的安全性。同时,将对3个亚组的疗效进行分层和分析.
    结论:该研究旨在测试FZHY和中药颗粒与恩替卡韦联合治疗2年恩替卡韦治疗后持续晚期纤维化/肝硬化的疗效和安全性,探讨乙型肝炎肝硬化的综合治疗方法。
    背景:ClinicalTrials.gov.NCT02241616。2014年9月16日注册。
    BACKGROUND: Hepatitis B virus (HBV) infection is an important etiology for chronic hepatitis globally, and especially so in China. HBV infection can lead to the development of cirrhosis through the pathological process of liver fibrosis. The effective suppression of HBV replication with NAs or interferon-alpha can histologically regress the fibrotic pathological process, but there remain patients who have achieved anti-viral responses and normalization of serum liver tests, but not liver fibrosis regression. This subset of patients typically presents with advanced liver fibrosis at baseline. Therefore, it is reasonable to administer the anti-fibrotic agents, coupled with antivirals for patients with advanced liver fibrosis due to HBV, in order to improve the fibrotic regression of the patients. Fuzheng Huayu (FZHY) tablet is a botanical product with evidence demonstrating its efficacy against mild to moderate liver fibrosis. The current clinical trial evaluates the efficacy and safety of the combination therapy of traditional Chinese medicine (TCM) (FZHY and herbal granule) and entecavir for HBV compensated cirrhosis. We will enroll HBV patients who presented with a good viral response after 2 years of entecavir treatment but had advanced liver fibrosis (≥Ishak F5).
    METHODS: This is a single-arm clinical trial, conducted in 20 centers in mainland China over a period of 60 weeks, including 48 weeks of treatment observation and 12 weeks of follow-up. The main inclusion criteria include HBsAg positive more than 6 months, 2 years administration of entecavir, HBV DNA less than 20 IU/ml, liver fibrotic stage ≥ F5, and Child-Pugh scoring <7 (Stage A). The sample size is estimated to be about 190, considering a 20% drop-out and 60% of patient\'s compliance for the second liver biopsy so a total of 350 participants will be enrolled. All eligible participants are divided into 3 subgroups according to the TCM clinic pattern. And all patients will take 1 Entecavir tablet (0.5 mg) per day, 4 FZHY tablets (1.6 g) three times a day, and specific TCM granule three times a day, which is decided by TCM clinical patterns (CPs) differentiation. The patients were treated for 48 weeks, and follow-up visits at 12, 24, 36, 48 weeks and 60 weeks. The patients will receive the second liver biopsy at the end of 48 weeks, with a 12 weeks follow-up after that.The primary endpoint is the proportion of subjects with a 1-point improvement of liver fibrosis stage using the Ishak score from baseline to week 48 in the study, according to consensus readings evaluated by a panel of hepato-pathologists. The secondary endpoints are the brightness-mode ultrasonic, fibrotic biomarkers. The adverse events (AEs) will be recorded for 60 weeks, and the safety of the combination therapy will be evaluated. Meanwhile, the efficacy in the 3 sub-groups will be stratified and analyzed.
    CONCLUSIONS: The study has been designed to test the therapeutic effects and safety of the combination therapy of FZHY and herbal granule with entecavir on persistent advanced stage fibrosis/cirrhosis following 2 years entecavir treatment, and to explore an effective integrative therapy on HBV cirrhosis.
    BACKGROUND: ClinicalTrials.gov. NCT02241616. Registered on September 16, 2014.
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