DDLT, deceased donor liver transplant

  • 文章类型: Journal Article
    经皮肝活检是一种相对安全的手术,并发症发生率低。肝活检后的感染并不常见,可能导致不良结果。关于肝移植(LT)受者中肝活检相关感染的数据有限。此外,关于在接受经皮肝活检的LT患者中使用预防性抗生素的数据很少.我们报告了一例胆总管空肠吻合术的LT受体经皮肝活检后全身性败血症。随后是严重的排斥反应和肝功能恶化以及原发性硬化性胆管炎(PSC)的复发,以至于他已被列为再次移植。该病例报告强调了经皮肝活检胆肠吻合术的LT受体败血症的潜在风险。这种增加的风险可能需要围手术期广谱抗生素预防,在这个亚组的患者中。
    Percutaneous liver biopsy is a relatively safe procedure with low complication rates. Infections following liver biopsy are uncommon and can lead to a poor outcome. There are limited data on liver biopsy-related infections among liver transplant (LT) recipients. Also, there is a paucity of data regarding the use of prophylactic antibiotics in LT patients undergoing percutaneous liver biopsy. We report a case of systemic sepsis following percutaneous liver biopsy in a LT recipient with choledochojejunal anastomosis. This was followed by severe rejection and deterioration of liver function and recurrence of primary sclerosing cholangitis (PSC) to the extent that he has been listed for retransplantation. This case report emphasizes the potential risk of sepsis in LT recipients with bilioenteric anastomosis undergoing percutaneous liver biopsy. This increased risk may warrant periprocedural broad spectrum antibiotic prophylaxis, in this subgroup of patients.
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  • 文章类型: Journal Article
    黄磷或金属磷化物(YPMP),例如铝(AlP)磷化锌(Zn3P2)的意外或自杀性中毒通常会引起急性肝功能衰竭(ALF)和心脏毒性。这些被用作家庭,农业和工业灭鼠剂以及弹药生产中,鞭炮和肥料。在没有临床可用的诊断或毒素测量实验室测试或解毒剂的情况下,即使在拥有专门的肝脏重症监护病房(LICU)和肝移植设施的三级护理中心,管理他们的中毒也具有挑战性。
    方法:使用标准化临床,血液动力学,生物化学,新陈代谢,神经学,心电图(ECG)和SOFA评分,并使用统一的重症监护进行管理,LICU的治疗和移植方案。社会人口特征,临床和生化参数和评分进行总结,并比较3组,即自发幸存者,移植患者和非幸存者。还评估了自发存活和肝移植需求的预测因子。
    结果:19例与YPMP相关的ALF患者年龄约为32岁(63.2%为女性),在中毒后的中位数为3(0-10)天。YPMP相关的心脏毒性是快速进展和致命的,而肝移植是ALF的治疗方法。自发性幸存者的剂量较低(<17.5克),没有心脏毒性,<他3级,乳酸<5.8,SOFA评分<14.5,SOFA评分增加<5.5。由于PT-INR>6.5而需要CVVHDF和KCC阳性的肾衰竭患者具有更高的死亡风险。接受肝移植和自发恢复的患者需要更长的ICU和住院时间。在3.4(2.6-5.5)年的中位随访时间,所有自发性幸存者和移植患者的肝功能均正常。
    结论:早期转移到专业中心,先发制人的密切监测,重症监护和器官通气支持,CVVHDF,血浆置换和其他人可以最大限度地提高他们的自发恢复的机会,允许准确的预测和及时的肝移植。
    Accidental or suicidal poisoning with yellow phosphorus or metal phosphides (YPMP) such as aluminum (AlP) zinc phosphide (Zn3P2) commonly cause acute liver failure (ALF) and cardiotoxicity. These are used as household, agricultural and industrial rodenticides and in production of ammunitions, firecrackers and fertilizers. In absence of a clinically available laboratory test for diagnosis or toxin measurement or an antidote, managing their poisoning is challenging even at a tertiary care center with a dedicated liver intensive care unit (LICU) and liver transplant facility.
    METHODS: Patients with YPMP related ALF were monitored using standardized clinical, hemodynamic, biochemical, metabolic, neurological, electrocardiography (ECG) and SOFA score and managed using uniform intensive care, treatment and transplant protocols in LICU. Socio-demographic characteristics, clinical and biochemical parameters and scores were summarized and compared between 3 groups i.e. spontaneous survivors, transplanted patients and non-survivors. Predictors of spontaneous survival and the need for liver transplant are also evaluated.
    RESULTS: Nineteen patients with YPMP related ALF were about 32 years old (63.2% females) and presented to us at a median of 3 (0 - 10) days after poisoning. YPMP related cardiotoxicity was rapidly progressive and fatal whereas liver transplant was therapeutic for ALF. Spontaneous survivors had lower dose ingestion (<17.5 grams), absence of cardiotoxicity, < grade 3 HE, lactate < 5.8, SOFA score < 14.5, and increase in SOFA score by < 5.5. Patients with renal failure need for CVVHDF and KCC positivity on account of PT-INR > 6.5 had higher mortality risk. Patients undergoing liver transplant and with spontaneous recovery required longer ICU and hospital stay. At median follow-up of 3.4 (2.6 - 5.5) years, all spontaneous survivors and transplanted patients are well with normal liver function.
    CONCLUSIONS: Early transfer to a specialized center, pre-emptive close monitoring, and intensive care and organ support with ventilation, CVVHDF, plasmapheresis and others may maximize their chances of spontaneous recovery, allow accurate prognostication and a timely liver transplant.
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  • 文章类型: Journal Article
    背景:本研究的目的是使用个性化访谈和问卷调查方法研究肝移植(LT)受者不遵守免疫抑制药物的决定因素。
    方法:这项研究是对印度次大陆的成年LT受体(死者肝移植[DDLT]和活体肝移植[LDLT])进行的,在2016年7月至12月的LT后诊所就诊。收件人详细信息包括基线人口统计,合并症,心理状态,成瘾的细节,适应症和移植类型。移植资金支持的细节,拒绝录取,感染和移植后并发症来自医院记录.通过直接访谈和使用问卷完成依从性问卷。
    结果:67名LT接受者(56名男性,中位年龄48.17岁)构成研究组。总的来说,11例患者(16.47%)未坚持治疗。LDLT接受者比DDLT接受者更粘附。不坚持的接受者是替代医学系统的信徒。用药相关因素,如剂量不当,在非依从的接受者中,很少的药物知识难以记住药物剂量和时间以及继续药物治疗的经济限制具有统计学意义。尽管他克莫司水平的变化在非粘附组中更为常见,急性细胞排斥反应和感染无统计学差异.
    结论:不依从的发生率为16.5%。不依从性的决定因素是DDLT,相信替代药物,方案复杂性高,对药物和长期药物的成本问题知之甚少。
    BACKGROUND: The aim of this study was to study the determinants of nonadherence to immunosuppressant drugs in liver transplant (LT) recipients using personalised interview and questionnaire methods.
    METHODS: The study was conducted on adult LT recipients (deceased donor liver transplant [DDLT] and living donor liver transplant [LDLT]) from the Indian subcontinent, at post-LT clinic visit between July and December 2016. Recipient details included baseline demography, comorbidity, psychological status, details of addiction, indication and type of transplant. Details on financial support for transplantation, admissions for rejection, infection and posttransplant complications were obtained from the hospital records. An adherence questionnaire was completed by direct interview and using a questionnaire.
    RESULTS: Sixty-seven LT recipients (56 males, median age 48.17 years) constituted the study group. Overall, 11 patients (16.47%) were nonadherent to treatment. LDLT recipients were more adherent than DDLT recipients. Nonadherent recipients were believers in alternative systems of medicine. Medication-related factors such as improper dosing, meagre drug knowledge difficulty in remembering drug dose and timings and economic constraints in continuing medical treatment were statistically significant in nonadherent recipients. Although variation in the tacrolimus levels were significantly more common in the nonadherent group, acute cellular rejection and infection were not statistically different.
    CONCLUSIONS: The prevalence of nonadherence was 16.5%. Determinants of nonadherence were DDLT, belief in alternative medications, high regimen complexity, poor knowledge about medications and cost issues with long-term medications.
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  • 文章类型: Journal Article
    UNASSIGNED: Results of Sofosbuvir based regimens for hepatitis C (HCV) recurrence after liver transplantation are available from well-designed clinical trials. Most of the data is from deceased donor liver transplant (DDLT) setting, and data on \"real world\" experience for HCV recurrence after living donor liver transplantation (LDLT) is limited.
    UNASSIGNED: Consecutive 78 patients who completed Sofosbuvir based HCV treatment after liver transplantation were included. Following Sofosbuvir based regimens were used; Sofosbuvir + Ribavirin (n = 58), Sofosbuvir + Ledipasvir ± Ribavirin (n = 5), Sofosbuvir + Daclatasvir ± Ribavirin (n = 15). Treatment was given for 12 weeks (triple therapy) or 24 weeks (dual therapy).
    UNASSIGNED: A total of 74/78 (94.8%) patients achieved end of treatment response (ETR) while 4 did not achieve ETR. A total of 68/76 (89.4%) patients achieved sustained virological response at 12 weeks (SVR12). while 2 are waiting for 12 weeks follow up after ETR. Twelve patients had history of failed previous treatment with Peginterferon and Ribavirin after LDLT, all these patients achieved ETR and 11/12 had SVR12. There was no statistical difference in response rates between genotype 1 or 3. Eighteen patients (16 on Ribavirin) had hemoglobin < 8 g/dl; two patients complained fatigue in absence of anemia.
    UNASSIGNED: Sofosbuvir based regimens are safe and highly effective in treatment of HCV recurrence after LDLT.
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  • 文章类型: Journal Article
    用较新的直接作用抗病毒药物(DAA)治疗丙型肝炎病毒(HCV),并在大多数患者中导致持续的病毒反应(SVR),并且SVR已被证明与肝硬化的逆转有关。DAA改善的SVR率和安全性已导致等待肝移植(LT)的失代偿性肝硬化患者的治疗。DAA在失代偿性HCV患者中的一些临床试验最近证明SVR率超过80%,这些都有显著的改进,Child-Pugh-Turcotte评分/或部分患者终末期肝病评分模型。此外,研究表明,HCVRNA在治疗2-4周后变为阴性,而那些在HCVRNA阴性后移植的人在移植后HCV复发的风险将非常低。一些患者可能已经达到“不归点”,并可能随着时间的推移而继续恶化分解。为了避免恶化的风险,如果这些患者发展为复发性HCV感染,则在LT后还有另外一种治疗选择.目前,没有指南来选择在LT之前从治疗中受益的患者,而不是在移植手术后更好地治疗的患者。本文讨论了这种选择的可能方法。
    Treatment of hepatitis C virus (HCV) with newer directly acting antivirals (DAAs) and lead to sustained viral response (SVR) in majority of patients and SVR has been documented to be associated with reversal of liver cirrhosis. The improved SVR rates and safety profiles of DAAs have led to the treatment of patients with decompensated cirrhosis awaiting liver transplantation (LT). Several clinical trials of DAAs in decompensated HCV patients have recently demonstrated SVR rates above 80%, which have been associated with significant improvements, in the Child-Pugh-Turcotte scores/or model for end-stage liver disease scores in a proportion of patients. Moreover, it has been shown that HCV RNA becomes negative after 2-4 weeks of treatment, and those who are transplanted after becoming HCV RNA negative will be have very low the risk of HCV recurrence after transplantation. Some of the patients may have reached the \"point of no return\" and may proceed to worsening of decomposition over time. To avoid the risk of worsening, there is an additional option of treating these patients after LT should they develop recurrent HCV infection. Currently there are no guidelines as to select patients who would benefit from treatment prior to LT as opposed to those who will be better off being treated after the transplant surgery. The article discusses a possible approach for such selection.
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  • 文章类型: Journal Article
    随着印度的肝移植之旅达到了相当数量,并提出了高质量的技术专长,现在是冷静看待大局的时候了,发现问题,并考虑未来的纠正措施。若干特征表征当前场景。虽然死者肝脏移植的比例在增加,除了主要的区域失衡,这项活动大量支持私营部门和活体捐赠者移植。该程序的高成本,公立医院参与度低,缺乏国家注册,成果报告是值得关注的问题。当前基于时间顺序或机构轮换的器官共享协议需要转向更可由法院审理的基于严重性的系统。一些措施可以扩大死者的捐赠者池。活着的捐赠者的安全仍然需要密切审查和关注。印度局势特有的多种医疗挑战也被抛出。尽管许多赤字需要国家干预和政策改变,但移植社区需要注意并强调它们。印度肝移植的未来应该朝着更加负责任的方向发展,公平,和可访问的形式。我们应归功于我们的公民,他们通过自愿成为活着的捐助者并同意死者的捐赠,对我们表现出极大的信心。
    As the liver transplant journey in India reaches substantial numbers and suggests quality technical expertise, it is time to dispassionately look at the big picture, identify problems, and consider corrective measures for the future. Several features characterize the current scenario. Although the proportion of deceased donor liver transplants is increasing, besides major regional imbalances, the activity is heavily loaded in favor of the private sector and live donor transplants. The high costs of the procedure, the poor participation of public hospitals, the lack of a national registry, and outcomes reporting are issues of concern. Organ sharing protocols currently based on chronology or institutional rotation need to move to a more justiciable severity-based system. Several measures can expand the deceased donor pool. The safety of the living donor continues to need close scrutiny and focus. Multiple medical challenges unique to the Indian situation are also being thrown up. Although many of the deficits demand state intervention and policy changes the transplant community needs to take notice and highlight them. The future of liver transplantation in India should move toward a more accountable, equitable, and accessible form. We owe this to our citizens who have shown tremendous faith in us by volunteering to be living donors as well as consenting for deceased donation.
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  • 文章类型: Journal Article
    BACKGROUND: Deceased donor (DDLT) and living donor (LDLT) liver transplant (LT) is in vogue in several centers in India. Most centers are resorting to LDLT as a preferred surgery due to shortage of deceased donor liver. The risk of infection and its effect on survival in both groups of recipients from the Indian subcontinent are not known. The study was conducted to compare the bacterial infection rates among LDLT and DDLT recipients and their impact on survival at a tertiary referral center.
    METHODS: Retrospective data on 67 LT recipients were reviewed. Data on pre-, per-, and postoperative bacterial infection rates and the common isolates were obtained.
    RESULTS: Thirty-five patients had LDLT and 32 had DDLT. The prevalence of pre-operative bacterial infection and the isolates was similar in both groups. The perioperative bacterial infection rates were significantly higher in DDLT recipients (P < 0.01) (relative risk: 1.44 95% confidence interval 1.04-1.9). In both LDLT and DDLT, the common source was urinary tract followed by bloodstream infection. The common bacterial isolates in either transplant were Klebsiella followed by Escherichia coli, Pseudomonas spp. and nonfermenting gram-negative bacteria. Six patients (four LDLT; two DDLT) were treated for tuberculosis. Among the risk factors, cold ischemic time, and duration of stay in the intensive care unit was significantly higher for DDLT (p < 0.01). The death rates were not significantly different in the two groups. However, the odds for death were significantly high at 26.8 (p < 0.05) for postoperative bacterial infection and 1.8 (p < 0.001) for past alcohol.
    CONCLUSIONS: Liver transplant recipients are at high-risk for bacterial infection irrespective of type of transplant, more so in DDLT.
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