Liver Fibrosis

肝纤维化
  • 文章类型: Case Reports
    常染色体显性遗传性多囊肾病(ADPKD)是最常见的遗传性肾脏疾病,也是世界上第四大肾脏替代治疗的主要原因。ADPKD是一种全身性疾病,因为囊肿可能在几个器官中发展。肝囊肿是最常见的肾外表现,常被偶然发现。即使囊肿不影响肝功能,它们可以长到非常大的尺寸,并且可以显着扩大肝脏体积,由于质量效应导致胆道树结构变形和患者不适。在肾脏明显增大的患者的肾移植准备中,经常考虑进行肾切除术。目前尚无全球公认的肾切除术临床指南。尽管囊肿通常不会影响ADPKD的肝功能,肾切除术后肝纤维化和Budd-Chiari的病例已有报道。这些是罕见的疾病,由于肝静脉血流阻塞导致脾脏和肝脏体积增大,门静脉高压症,和肝硬化。
    我们介绍了一例肝纤维化伴脾肿大和严重全血细胞减少的病例,这是47岁的ADPKD患者双侧肾切除术后的迟发性并发症。
    这一发现强调了在进行肾切除术之前仔细检查多囊肾和肝脏之间的解剖关系的重要意义。此外,它强调了评估肝脏受累和相关并发症的重要性.通过将肝脏评估纳入标准,我们可以显着加强患者护理,改善肾移植前ADPKD的整体管理。
    UNASSIGNED: Autosomal dominant polycystic kidney disease (ADPKD) is the most common genetic kidney disease and the 4th leading cause of renal replacement therapy in the world. ADPKD is a systemic disorder as cysts may develop in several organs. Liver cysts are the most common extrarenal manifestations and are often incidentally detected. Even though cysts do not influence liver function, they can grow to a very great size and can significantly enlarge liver volume, causing structural distortion of the biliary tree and patient discomfort due to the mass effect. Nephrectomy is frequently considered in preparation for renal transplantation in patients with remarkable kidneys\' enlargement. There are currently no globally recognized clinical guidelines for nephrectomy. Although cysts do not normally affect liver function in ADPKD, after nephrectomy cases of liver fibrosis and Budd-Chiari have been reported. These are uncommon disorders due to the obstruction of the blood flow in the hepatic venous causing spleen and liver volume enlargement, portal hypertension, and hepatic cirrhosis.
    UNASSIGNED: We present a case of hepatic fibrosis with splenomegaly and severe pancytopenia as a tardive complication after bilateral nephrectomy in 47-year-old ADPKD patient.
    UNASSIGNED: This finding underscores the critical significance of meticulously examining the anatomical relationship between polycystic kidneys and the liver before performing nephrectomy. Additionally, it highlights the importance of assessing liver involvement and associated complications. By integrating liver assessment into the criteria, we can significantly enhance patient care and improve the overall management of ADPKD before kidney transplantation.
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  • 文章类型: Case Reports
    近年来,丰坦手术的结果一直很好,但Fontan相关性肝病(FALD),由于中心静脉压(CVP)升高而导致充血性肝病,在考虑患者的长期预后时,已经成为一个严重的问题。一名28岁的伊曼纽尔综合征患者入院治疗肝细胞癌(HCC)。她被诊断为肺动脉闭锁,并在1岁零10个月时接受了双向肺动脉分流术,并在4岁时接受了Fontan手术。血液检查显示,20多岁时γ-谷氨酰转移酶增加,27岁时甲胎蛋白水平显着增加。通过对比增强计算机断层扫描,她被诊断为S7区域的HCC,并接受了肝切除术。没有发生严重不良事件,患者在手术后存活18个月无复发。在这份报告中,还讨论了从儿科过渡到成人保健单位的最佳时间,以及我们医院的FALD管理系统。
    In recent years, the outcomes of the Fontan procedure have been good, but Fontan-associated liver disease (FALD), which causes congestive hepatopathy due to elevated central venous pressure (CVP), has become a serious problem when considering patients\' long-term prognosis. A 28-year-old woman with Emanuel syndrome was admitted to our hospital for the treatment of hepatocellular carcinoma (HCC). She was diagnosed with pulmonary atresia and underwent a bidirectional pulmonary artery shunt at the age of 1 year and 10 months and the Fontan procedure at 4 years of age. Blood tests showed an increase in γ-glutamyltransferase in her early 20s and a marked increase in alfa-fetoprotein levels at age 27 years. She was diagnosed as having HCC in the S7 region by contrast-enhanced computed tomography and underwent hepatectomy. There were no serious adverse events, and the patient has survived 18 months after surgery without recurrence. In this report, the optimal time for the transition from the pediatrics department to adult healthcare units is also discussed, along with the management system for FALD in our hospital.
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  • 文章类型: Journal Article
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  • 文章类型: Journal Article
    背景:代谢功能障碍相关的脂肪肝(MAFLD)的患病率正在迅速增加,目前影响约25%的全球人口。肝纤维化代表MAFLD发展的关键阶段,晚期肝纤维化会增加肝硬化和肝细胞癌的风险。与更复杂的标志物相比,简单的血清标志物在诊断肝纤维化方面效果较差。然而,由于设备和技术的限制,像瞬时弹性成像这样的成像技术在临床应用中面临着局限性。因此,必须确定一种简单而有效的方法来评估MAFLD相关的肝纤维化。
    目的:探讨血管生成素样蛋白8(ANGPTL8)在MAFLD及其进展中的预测价值。
    方法:我们分析了在内分泌科接受腹部超声检查的160例患者,武汉科技大学附属孝感中心医院,2021年9月至2022年7月。采用腹部超声和MAFLD诊断标准,在160名患者中,80例患者(50%)被诊断为MAFLD。MAFLD组采用cut-off纤维化-4指数≥1.45分为肝纤维化组(n=23)和非肝纤维化组(n=57)。采用Logistic回归分析MAFLD的发病风险及其进展的危险因素。采用受试者工作特征曲线评价血清ANGPTL8对MAFLD及其进展的预测价值。
    结果:与非MAFLD患者相比,MAFLD患者血清ANGPTL8和甘油三酯-葡萄糖(TyG)指数均较高(均P<0.05)。血清ANGPTL8(r=0.576,P<0.001)和TyG指数(r=0.473,P<0.001)与MAFLD呈正相关。血清ANGPTL8是MAFLD的危险因素[比值比(OR):1.123,95%置信区间(CI):1.066-1.184,P<0.001)。血清ANGPTL8和ANGPTL8+TyG指数预测MAFLD[曲线下面积(AUC)分别为0.832和0.886,均P<0.05]。与无纤维化的MAFLD患者相比,纤维化患者的血清ANGPTL8和TyG指数均较高(均P<0.05),且两个参数均与MAFLD相关纤维化呈正相关。血清ANGPTL8(OR:1.093,95CI:1.044-1.144,P<0.001)和TyG指数(OR:2.383,95CI:1.199-4.736,P<0.013)是MAFLD相关纤维化的危险因素。血清ANGPTL8和ANGPTL8+TyG指数预测MAFLD相关纤维化(AUC分别为0.812和0.835,P均<0.05)。
    结论:血清ANGPTL8水平升高,与MAFLD呈正相关。它们可以作为MAFLD和肝纤维化风险的预测因子,ANGPTL8+TyG指数可能表现出更高的预测值。
    BACKGROUND: The prevalence of metabolic dysfunction-associated fatty liver disease (MAFLD) is rapidly increasing, currently affecting approximately 25% of the global population. Liver fibrosis represents a crucial stage in the development of MAFLD, with advanced liver fibrosis elevating the risks of cirrhosis and hepatocellular carcinoma. Simple serum markers are less effective in diagnosing liver fibrosis compared to more complex markers. However, imaging techniques like transient elastography face limitations in clinical application due to equipment and technical constraints. Consequently, it is imperative to identify a straightforward yet effective method for assessing MAFLD-associated liver fibrosis.
    OBJECTIVE: To investigate the predictive value of angiopoietin-like protein 8 (ANGPTL8) in MAFLD and its progression.
    METHODS: We analyzed 160 patients who underwent abdominal ultrasonography in the Endocrinology Department, Xiaogan Central Hospital affiliated to Wuhan University of Science and Technology, during September 2021-July 2022. Using abdominal ultrasonography and MAFLD diagnostic criteria, among the 160 patients, 80 patients (50%) were diagnosed with MAFLD. The MAFLD group was divided into the liver fibrosis group (n = 23) and non-liver fibrosis group (n = 57) by using a cut-off fibrosis-4 index ≥ 1.45. Logistical regression was used to analyze the risk of MAFLD and the risk factors for its progression. Receiver operating characteristic curves were used to evaluate the predictive value of serum ANGPTL8 in MAFLD and its progression.
    RESULTS: Compared with non-MAFLD patients, MAFLD patients had higher serum ANGPTL8 and triglyceride-glucose (TyG) index (both P < 0.05). Serum ANGPTL8 (r = 0.576, P < 0.001) and TyG index (r = 0.473, P < 0.001) were positively correlated with MAFLD. Serum ANGPTL8 was a risk factor for MAFLD [odds ratio (OR): 1.123, 95% confidence interval (CI): 1.066-1.184, P < 0.001). Serum ANGPTL8 and ANGPTL8 + TyG index predicted MAFLD [area under the curve (AUC): 0.832 and 0.886, respectively; both P < 0.05]. Compared with MAFLD patients without fibrosis, those with fibrosis had higher serum ANGPTL8 and TyG index (both P < 0.05), and both parameters were positively correlated with MAFLD-associated fibrosis. Elevated serum ANGPTL8 (OR: 1.093, 95%CI: 1.044-1.144, P < 0.001) and TyG index (OR: 2.383, 95%CI: 1.199-4.736, P < 0.013) were risk factors for MAFLD-associated fibrosis. Serum ANGPTL8 and ANGPTL8 + TyG index predicted MAFLD-associated fibrosis (AUC: 0.812 and 0.835, respectively; both P < 0.05).
    CONCLUSIONS: The serum levels of ANGPTL8 are elevated and positively correlated with MAFLD. They can serve as predictors for the risk of MAFLD and liver fibrosis, with the ANGPTL8 + TyG index potentially exhibiting even higher predictive value.
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  • 文章类型: Journal Article
    目的:在特纳综合征(TS)中,肝脏化学异常很常见。指南建议TS患者每年进行肝酶筛查,但脂肪变性和纤维化的非侵入性筛查的作用尚不明确.我们使用超声与剪切波弹性成像(SWE)比较了TS患者与健康对照组之间肝脂肪变性和纤维化的患病率,并评估了与TS中脂肪变性和纤维化相关的危险因素。
    方法:2019-2021年TS与对照组患者的前瞻性病例对照研究。所有患者均接受腹部超声多普勒和SWE评估肝纤维化和脂肪变性。比较TS和对照组的危险因素,以及在TS组内。
    结果:共纳入55例TS和50例对照患者。平均年龄为23.6岁vs.对照组为24.6年(p=0.75)。TS患者的脂肪变性明显增多(65%vs.12%,阶段1vs.0,p<.0001)和纤维化(39%vs.2%,平均MetavirF2与F0,p<.00001)比对照。调整体重指数(BMI)后,这些发现仍然很重要(p<.01)。GGT在识别这些变化方面比AST或ALT更敏感。
    结论:与健康对照组相比,TS与肝脂肪变性和纤维化的患病率增加相关。我们的发现表明,血清GGT和SWE超声检查可能有助于识别患有肝病的TS患者。早期风险因素缓解,包括及时补充雌激素,控制体重,应鼓励血脂正常化和促进多学科合作.
    OBJECTIVE: Abnormal liver chemistries are common in Turner syndrome (TS). Guidelines suggest that TS patients undergo annual screening of liver enzymes, but the role of non-invasive screening for steatosis and fibrosis is not clearly defined. We compared the prevalence of hepatic steatosis and fibrosis among TS patients to healthy controls using ultrasound with shear-wave elastography (SWE) and assessed for risk factors associated with steatosis and fibrosis in TS.
    METHODS: Prospective case-control study of TS versus control patients from 2019 to 2021. All patients underwent abdominal ultrasound with doppler and SWE to assess hepatic fibrosis and steatosis. Risk factors were compared between TS and controls, as well as within the TS group.
    RESULTS: A total of 55 TS and 50 control patients were included. Mean age was 23.6 years vs. 24.6 years in the control group (p = .75). TS patients had significantly more steatosis (65% vs. 12%, stage 1 vs. 0, p < .0001) and fibrosis (39% vs. 2%, average Metavir F2 vs. F0, p < .00001) than controls. These findings remained significant after adjusting for body mass index (BMI) (p < .01). GGT is more sensitive than AST or ALT in identifying these changes.
    CONCLUSIONS: TS is associated with an increased prevalence of hepatic steatosis and fibrosis compared to healthy controls. Our findings suggest that serum GGT and ultrasound with SWE may help identify TS patients with liver disease. Early risk factor mitigation including timely oestrogen replacement, weight control, normalization of lipids and promoting multidisciplinary collaboration should be encouraged.
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  • 文章类型: Journal Article
    背景:非酒精性脂肪性肝病(NAFLD)是全球慢性肝病的最常见原因。研究表明,非酒精性脂肪性肝炎(NASH)肝硬化与门静脉血栓形成之间存在很强的关联。具体来说,关于NASH和静脉血栓栓塞(VTE)的关联的数据很少,一项此类研究预测,与其他肝病相比,住院患者的VTE风险增加2.5倍。这种机制被认为是肝细胞损伤,导致慢性炎症状态,导致促凝血因子的无调节激活。之前没有对脂肪变性和纤维化程度的分析(使用瞬时弹性成像测量,通常称为FibroScan)在NASH中及其与VTE的关联。
    目的:为了检查肝脂肪变性程度与纤维化之间的关系,通过瞬时弹性成像量化,NASH患者的VTE发生率。
    方法:在我们的病例对照研究中,我们纳入了有记录诊断为NASH的患者.我们排除了遗传性易栓症患者,血红蛋白病,恶性肿瘤,酒精使用障碍,自身免疫性肝炎,和原发性胆汁性肝硬化.收集的数据包括年龄,人口统计,烟草使用,娱乐性药物使用,病史,和振动控制的瞬时弹性成像评分。特定于VTE的数据包括位置,抗凝剂的类型,需要住院,和VTE复发史。基于受控衰减参数评分,将脂肪变性分类为S0-S1(轻度)和S2-S3(中度至重度)。纤维化根据千帕斯卡评分进行分类,并分级为F0-F1(Metavir阶段),F2、F3和F4(肝硬化)。χ2和Mann-WhitneyU检验用于定性和定量变量分析,分别。此外,我们使用VTE作为因变量进行了逻辑回归.
    结果:共分析了415例患者,386符合入选标准。51和335例患者被纳入VTE和非VTE组,分别。VTE患者的平均年龄为60.63岁,而非VTE组的平均年龄为55.22岁(P<0.014)。VTE患者的体重指数较高(31.14kg/m²vs29.30kg/m²),糖尿病患病率较高(29.4%vs13.1%)。VTE组的NASH病史明显较高(45.1%vs30.4%,P<0.037)。此外,中度至重度脂肪变性在VTE组中显著增高(66.7%vs47.2%,P<0.009)。同样,VTE组F2-F4纤维化分级的患病率为58.8%,而非VTE组为38.5%(P<0.006).在逻辑回归中,使用VTE作为因变量,糖尿病的比值比(OR)=1.702(P<0.015),F2-F4纤维化分级的OR=1.5(P<0.033)。
    结论:我们的分析表明,NASH是VTE的独立危险因素,尤其是深静脉血栓.VTE的发生率之间存在统计学上的显着关联,中度至重度脂肪变性,和纤维化。所有住院患者都应考虑进行药物血栓预防,特别是那些与NASH。
    BACKGROUND: Nonalcoholic fatty liver disease (NAFLD) is the most common cause of chronic liver disease worldwide. Studies have shown a strong association between non-alcoholic steatohepatitis (NASH) cirrhosis and portal vein thrombosis. Specifically, there is paucity of data on the association of NASH and venous thromboembolism (VTE), with one such study predicting a 2.5-fold increased risk for VTE compared to other liver diseases in hospitalized patients. The mechanism is believed to be a hepatocellular injury, which causes a chronic inflammatory state leading to the unregulated activation of procoagulant factors. There has been no prior analysis of the degree of steatosis and fibrosis (measured using transient elastography, commonly known as FibroScan) in NASH and its association with VTE.
    OBJECTIVE: To examine the association between the degree of hepatic steatosis and fibrosis, quantified by transient elastography, and the incidence of VTE in patients with NASH.
    METHODS: In our case-control study, we included patients with a documented diagnosis of NASH. We excluded patients with inherited thrombophilia, hemoglobinopathy, malignancy, alcohol use disorder, autoimmune hepatitis, and primary biliary cirrhosis. The collected data included age, demographics, tobacco use, recreational drug use, medical history, and vibration controlled transient elastography scores. VTE-specific data included the location, type of anticoagulant, need for hospital stay, and history of VTE recurrence. Steatosis was categorized as S0-S1 (mild) and S2-S3 (moderate to severe) based on the controlled attenuation parameter score. Fibrosis was classified based on the kilopascal score and graded as F0-F1 (Metavir stage), F2, F3, and F4 (cirrhosis). χ2 and Mann-Whitney U tests were used for the qualitative and quantitative variable analyses, respectively. Furthermore, we performed a logistic regression using VTE as the dependent variable.
    RESULTS: A total of 415 patients were analyzed, and 386 met the inclusion criteria. 51 and 335 patients were included in the VTE and non-VTE groups, respectively. Patients with VTE had a mean age of 60.63 years compared to 55.22 years in the non-VTE group (P < 0.014). Patients with VTE had a higher body mass index (31.14 kg/m² vs 29.30 kg/m²) and a higher prevalence of diabetes mellitus (29.4% vs 13.1%). The history of NASH was significantly higher in the VTE group (45.1% vs 30.4%, P < 0.037). Furthermore, moderate-to-severe steatosis was significantly higher in the VTE group (66.7% vs 47.2%, P < 0.009). Similarly, the F2-F4 fibrosis grade had a prevalence of 58.8% in the VTE group compared to 38.5% in the non-VTE group (P < 0.006). On logistic regression, using VTE as a dependent variable, diabetes mellitus had an odds ratio (OR) =1.702 (P < 0.015), and F2-F4 fibrosis grade had an OR = 1.5 (P < 0.033).
    CONCLUSIONS: Our analysis shows that NASH is an independent risk factor for VTE, especially deep vein thrombosis. There was a statistically significant association between the incidence of VTE, moderate-to-severe steatosis, and fibrosis. All hospitalized patients should be considered for medical thromboprophylaxis, particularly those with NASH.
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  • 文章类型: Journal Article
    牛皮癣是一种慢性,免疫介导的皮肤炎症状态和炎症介质的失衡可导致胰岛素抵抗,代谢综合征和促进非酒精性脂肪性肝病(NAFLD)的发生和进展。
    主要目标:研究慢性斑块型银屑病和对照组患者NAFLD的发生频率研究慢性斑块型银屑病和对照组患者的白细胞介素水平。次要目标:研究BMI,血脂谱,腰围,FBS(空腹血糖),PPBS(餐后血糖)和血清胰岛素在病例和对照组中的相关性研究,牛皮癣的持续时间,PASI(银屑病面积严重程度指数),涉及BSA(体表面积),BMI(体重指数),血脂谱,肥胖,腰围,FBS(空腹血糖),慢性斑块型银屑病患者的PPBS(餐后血糖)和血清胰岛素水平与NAFLD相关,IL6和TNF-α与慢性斑块型银屑病患者NAFLD的关系.
    50例年龄≥18岁的慢性斑块状银屑病临床诊断病例,疾病持续时间≥6个月,纳入30名年龄和性别匹配的对照.PASI,计算病例的BSA和BMI,BP,测量所有受试者的WC。血脂谱,FBS,PPBS,胰岛素水平,IL1-β,IL6,TNF-α,高频B超,在所有受试者中进行LFT和纤维扫描。
    28例(56.0%)和2例(6.6%)对照组患有NAFLD,差异有统计学意义。WC显著升高,血清胰岛素,紊乱的脂质分布,脂肪肝,转胺炎,纤维扫描评分,肝纤维化,在病例与对照组中发现了NAFLD和白细胞介素。银屑病患者的NAFLD与银屑病持续时间增加有显著关联,BMI≥23Kg/m2,高WC,涉及的BSA增加,紊乱的脂质分布,总胆固醇水平升高,危险因素增多。在IL1-β高水平的病例中发现NAFLD无显著但呈正相关,IL-6,TNF-α,FBS和增加PASI。
    白细胞介素水平显着升高,与银屑病的严重程度呈微弱正相关(PASI,BSA)在慢性斑块型银屑病患者中解释了炎症在银屑病病因中的可能作用。筛查可考虑在银屑病患者与银屑病的持续时间增加,高WC,涉及高BSA,高BMI,肥胖,血脂异常和胰岛素抵抗。
    样本量小。
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    UNASSIGNED: Psoriasis is a chronic, immune mediated inflammatory condition of the skin and imbalance in inflammatory mediators could result in insulin resistance, metabolic syndrome and facilitate the occurrence and progression of Non-alcoholic fatty liver disease (NAFLD).
    UNASSIGNED: Primary objectives: To study the frequency of NAFLD in cases of chronic plaque psoriasis and controlsTo study the interleukin levels in cases of chronic plaque psoriasis and controls. Secondary objectives: To study the BMI, lipid profile, waist circumference, FBS (fasting blood sugar), PPBS (post prandial blood sugar) and serum insulin in cases and controlsTo study the association of age, duration of psoriasis, PASI (psoriasis area severity index), BSA (body surface area) involved, BMI (body mass index), lipid profile, obesity, waist circumference, FBS (fasting blood sugar), PPBS (post prandial blood sugar) and serum insulin levels with NAFLD in patients of chronic plaque psoriasisTo correlate serum levels of IL1-β, IL6 and TNF-α with NAFLD in patients of chronic plaque psoriasis.
    UNASSIGNED: 50 clinically diagnosed cases of chronic plaque psoriasis with age ≥ 18years, diseases duration ≥ 6 months and 30 age and sex matched controls were recruited. PASI, BSA of cases was calculated and BMI, BP, WC of all subjects was measured. Serum lipid profile, FBS, PPBS, insulin level, IL1- β , IL6, TNF- α , high frequency B-mode ultrasound, LFT and fibroscan were done in all subjects.
    UNASSIGNED: 28(56.0%) cases and 2(6.6%) controls had NAFLD with statistically significant difference. Significantly elevated WC, serum insulin, deranged lipid profile, fatty liver, transaminitis, fibroscan score, liver fibrosis, NAFLD and interleukins were found in cases vs controls. There was a significant association of NAFLD in psoriatic patients with increasing duration of psoriasis, BMI ≥23 Kg/m2, high WC, increasing BSA involved, deranged lipid profile, raised total cholesterol levels and increasing number of risk factors. Nonsignificant but positive association of NAFLD in cases was found with high levels of IL1 - β, IL - 6, TNF-α, FBS and increasing PASI.
    UNASSIGNED: Significantly increased interleukin levels and their weak positive correlation with the severity of psoriasis (PASI, BSA) in patients of chronic plaque psoriasis explains the possible role of inflammation in the causation of psoriasis. Screening may be considered in psoriatic patients with increasing duration of psoriasis, high WC, high BSA involved, high BMI, obesity, dyslipidemia and insulin resistance.
    UNASSIGNED: Small sample size.
    UNASSIGNED: NONE.
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  • 文章类型: Journal Article
    目的:通过临床数据分析评估持续病毒学应答(SVR)后肝细胞癌(HCC)的风险,包括使用从双能计算机断层扫描(DECT)获得的细胞外体积分数(ECV)评估肝纤维化。
    方法:92例患者(男52例,女40例;平均年龄,69.9年),在2020年1月至2022年3月之间,SVR进行了肝脏DECT(3分钟平衡相位图像)后感染丙型肝炎病毒。通过测量碘密度计算ECV;纤维标记,包括ECV,纤维化-4指数,天冬氨酸转氨酶与血小板比值指数,和血小板计数,进行统计学分析(p<0.05)。使用单因素和多因素logistic回归分析与HCC相关的危险因素。
    结果:HCC患者的ECV(26.1±4.6%)(n,21)显着大于ECV(20.7±3.3%)的患者没有肝癌(n=71)(p<0.001)。ECV的截止值为24.3%。ECV的操作特征曲线下面积为0.857,高于血清纤维化标志物。年纪大了,用干扰素实现的SVR,甲胎蛋白水平(>5ng/mL),治疗前的晚期纤维化(>F3),根据单因素分析,ECV与HCC相关。多因素分析显示,ECV是与HCC独立相关的唯一因素(比值比0.619,95%置信区间0.482-0.795,p<0.001)。
    结论:使用ECV评估的肝纤维化可以作为SVR后HCC患者的预测标志物。
    OBJECTIVE: To assess hepatocellular carcinoma (HCC) risk after sustained virologic response (SVR) through clinical data analyses, including evaluation of liver fibrosis using the extracellular volume fraction (ECV) obtained from dual-energy computed tomography (DECT).
    METHODS: Ninety-two patients (52 men and 40 women; mean age, 69.9 years) with hepatitis C virus infection after SVR underwent DECT of the liver (3-minute equilibrium-phase images) between January 2020 and March 2022. The ECV was calculated by measuring iodine density; fibrous markers, including ECV, fibrosis-4 index, aspartate aminotransferase to platelet ratio index, and platelet count, were statistically analyzed (p < 0.05). The risk factors associated with HCC were analyzed using univariate and multivariate logistic regression analyses.
    RESULTS: The ECV (26.1 ± 4.6 %) in patients with HCC (n,21) was significantly larger than the ECV (20.7 ± 3.3 %) in patients without HCC (n = 71) (p < 0.001). The cutoff value for the ECV was 24.3 %. The area under the operating characteristic curve of the ECV was 0.857, which was higher than that of the serum fibrosis markers. Older age, SVR achieved with interferon, alpha-fetoprotein level (>5 ng/mL), advanced fibrosis before treatment (>F3), and ECV were associated with HCC according to the univariate analysis. Multivariate analyses showed that ECV was the only factor independently associated with HCC (odds ratio 0.619, 95 % confidence interval 0.482-0.795, p < 0.001).
    CONCLUSIONS: Liver fibrosis estimated using ECV can be a predictive marker in patients with HCC after SVR.
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  • 文章类型: Case Reports
    我们报告了一例9个月大的双胞胎,该双胞胎在一周内出现亮绿色腹泻并逐渐恶化的黄疸。在初步评估中,他们发现肝酶显著升高,胆红素,和碱性磷酸酶水平,但没有肝功能衰竭的迹象。他们测试了肝损伤的多种原因,包括自身免疫性和感染性病因,也是负面的。在根据医院方案进行的测试中,偶然发现这对双胞胎的COVID-19呈阳性,但没有任何呼吸道症状。他们在住院期间受到密切监测,并显示出临床稳定性,但异常实验室水平仅略有改善。最终,他们在门诊密切随访后出院。他们在出院后两个月证明了所有实验室异常和症状的完全解决。
    We report a case of nine-month-old twins who presented with bright green diarrhea along with progressively worsening jaundice over one week. On initial evaluation, they were found to have significantly elevated liver enzymes, bilirubin, and alkaline phosphatase levels but without signs of liver failure. They were tested for multiple causes of liver injury including autoimmune and infectious etiologies, which were negative as well. Both twins were incidentally found to be positive for COVID-19 on testing per hospital protocol but did not have any respiratory symptoms. They were monitored closely during their hospital stay and showed clinical stability but with only slight improvement in abnormal lab levels. Ultimately, they were discharged with close outpatient follow-up. They demonstrated full resolution of all lab abnormalities and symptoms two months post discharge.
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  • 文章类型: Journal Article
    在自身免疫性肝炎(AIH)中,持续的炎症有助于纤维化进展,传统的生化标记物表现出相对不令人满意的预测。在这里,我们评估了血清CD48(sCD48)作为1型AIH炎症和纤维化指标的价值.首先使用ELISA在探索性队列中检测sCD48的水平。在这个队列中,与健康对照组相比(4.90ng/mL,P<0.0001),原发性胆汁性胆管炎(7.32ng/mL,P<0.0001),和非酒精性脂肪性肝病(7.76ng/mL,P<0.0001),AIH中sCD48水平升高(12.81ng/mL),并与组织学炎症和纤维化相关。进一步使用多元逻辑回归分析,sCD48被确定为显著炎症(G3-4)和晚期纤维化(S3-4)的独立预测因子。两个预测分数,基于sCD48,被构建用于诊断显著炎症和晚期纤维化(sCD48-AIH-SI和sCD48-AIH-AF,分别)。以这些数据为前提,随后在验证队列中评估并验证了预测能力.在探索性队列中,sCD48和sCD48-AIH-SI的接收器工作特性曲线下的面积,对于严重的炎症,分别为0.748和0.813。此外,在治疗随访期间,从免疫抑制开始到重新评估活检,sCD48水平逐渐降低,与天冬氨酸转氨酶平行,总血清IgG,和纤维化-4评分。对于重新评估活检队列中的AIH患者,sCD48可以预测显著的纤维化(S2-4)。进一步使用免疫组织化学,AIH患者肝CD48表达升高,治疗后降低。总之,基于sCD48和sCD48的预测评分可预测AIH-1的组织学炎症和纤维化。检测sCD48可能有助于AIH的临床治疗。
    In autoimmune hepatitis (AIH), the persisting inflammation contributes to fibrosis progression, for which conventional biochemical markers manifest relatively unsatisfactory prediction. Herein, we assessed the value of serum CD48 (sCD48) as an indicator for inflammation and fibrosis in AIH type 1. The levels of sCD48 were detected first in an exploratory cohort using ELISA. In this cohort, compared with healthy controls (4.90 ng/mL, P < 0.0001), primary biliary cholangitis (7.32 ng/mL, P < 0.0001), and non-alcoholic fatty liver disease (7.76 ng/mL, P < 0.0001), sCD48 levels were elevated in AIH (12.81 ng/mL) and correlated with histological inflammation and fibrosis. Further using multivariate logistic regression analysis, sCD48 was identified as an independent predictor for both significant inflammation (G3-4) and advanced fibrosis (S3-4). Two predictive scores, based on sCD48, were constructed for diagnosing significant inflammation and advanced fibrosis (sCD48-AIH-SI and sCD48-AIH-AF, respectively). Using these data as a premise, predictive abilities were subsequently evaluated and verified in a validation cohort. In the exploratory cohort, the area under the receiver operating characteristic curve of sCD48 and sCD48-AIH-SI, for significant inflammation, were 0.748 and 0.813, respectively. Besides, during treatment follow-up, sCD48 levels gradually decreased from immunosuppression initiation to re-evaluation biopsy, in parallel with aspartate transaminase, total sera IgG, and fibrosis-4 score. For AIH patients in a re-evaluation biopsy cohort, sCD48 could predict significant fibrosis (S2-4). Further using immunohistochemistry, hepatic CD48 expression was elevated in AIH patients and decreased after treatment. In conclusion, sCD48 and sCD48-based predictive scores predict histological inflammation and fibrosis in AIH-1. Detecting sCD48 might help in the clinical management of AIH.
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