共查询到18条相似文献,搜索用时 140 毫秒
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脂肪性肝病(fatty liver disease,FLD)是一种多病因引起的获得性疾病.FLD现已成为我国肝病的重要原因,本文就脂肪肝的主要诊断方法 及其研究进展做一综述. 相似文献
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当机体出现铁过负荷时 ,肝脏是首先受到损害并且损害最严重的靶器官。铁过负荷在非酒精性脂肪性肝病 (NAFLD)中的作用尚不十分明确。目前认为 ,铁过负荷是NAFLD疾病进展的一个辅助因素 ,其中HFE基因起重要作用 ,该过程可能由胰岛素抵抗所激发 ,免疫机制也可能参与其中。 相似文献
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刘亮华 《国际病理科学与临床杂志》2017,37(2)
非酒精性脂肪性肝病(non-alcoholic fatty liver disease,NAFLD)本质上是一种肝代谢性疾病,其发病机制复杂,目前尚未完全明确.目前各项资料显示幽门螺杆菌感染(Helicobacter pylori,Hp)与NAFLD的发生和发展有密切的关系,但也有研究得出了相反的结论.对于存在争议的部分至今尚未解决,但如证实Hp感染可作为NAFLD的一种独立危险因素存在,则对NAFLD发病预测以及治疗提供帮助,因此研究两者相关性的工作仍然具有临床意义. 相似文献
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非酒精性脂肪性肝病发病机制尚未完全阐明,近年来研究表明肝脏固有免疫参与了非酒精性脂肪性肝病从单纯性脂肪肝进展至肝硬化的过程。肝脏通过固有免疫细胞的激活促进炎症介质的表达及肝细胞的凋亡参与非酒精性脂肪性肝病的病程进展。 相似文献
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非酒精性脂肪性肝病发病机制尚未完全阐明,近年来研究表明肝脏固有免疫参与了非酒精性脂肪件肝病从单纯性脂肪肝进展至肝硬化的过程.肝脏通过固有免疫细胞的激活促进炎症介质的表达及肝细胞的凋亡参与非酒精性脂肪性肝病的病程进展. 相似文献
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非酒精性脂肪性肝病发病机制尚未完全阐明,近年来研究表明肝脏固有免疫参与了非酒精性脂肪件肝病从单纯性脂肪肝进展至肝硬化的过程.肝脏通过固有免疫细胞的激活促进炎症介质的表达及肝细胞的凋亡参与非酒精性脂肪性肝病的病程进展. 相似文献
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目的 探讨非酒精性脂肪性肝病(NAFLD)与血尿酸水平的关系。方法 选取在我院常规体检的2666例成人,其中经腹部彩超诊断为脂肪肝者为NAFLD组共603例,无脂肪肝者为非NAFLD组共2063例。根据BMI将其分为肥胖组290例及非肥胖组2376例。回顾性分析研究对象的年龄、血压、UA、FBG、TC、TG、LDL、GDL等临床指标。结果 NAFLD组的年龄、收缩压、舒张压、UA、FBG、TC、TG、LDL均高于非NAFLD组,差异具有统计学意义(P<0.05);而NAFLD组的HDL水平低于非NAFLD组,差异具有统计学意义(P<0.05)。肥胖组的年龄、收缩压、舒张压、UA、FBG、TC、TG、LDL均高于非肥胖组,差异具有统计学意义(P<0.05);而肥胖组的HDL水平低于非肥胖组,差异具有统计学意义(P<0.05)。在肥胖组中,血尿酸水平与是否发生NAFLD无明显相关关系(r=0.095,P=0.107),而在非肥胖组中,血尿酸水平与是否发生NAFLD呈正相关关系(r=0.229,P=0.000)。结论 在非肥胖人群中,高尿酸血症可作为NAFLD的独立危险因素,为临床上NAFLD的治疗提供一定的实用价值。 相似文献
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住院精神分裂症患者伴发非酒精性脂肪肝情况 总被引:1,自引:0,他引:1
目的:了解住院精神分裂症患者伴发非酒精性脂肪肝情况。方法:对228例住院精神分裂症患者进行肝脏B超检查,并检测其空腹血糖、血脂、ALT、GGT、AKP等代谢指标。结果:住院精神分裂症患者伴发非酒精性脂肪肝的比例为32.5%,伴脂肪肝者体重指数、腰围、臀围明显大于不伴脂肪肝者(27.5±3.4/23.7±3.3,96.8±8.5/86.7±10.0,102.5±13.1/96.0±7.1,F=62.62~20.01,P=0.000),而除载脂蛋白A外其它血脂指标均高于不伴脂肪肝者(如:TC:4.7±1.0/4.2±1.0,TG:2.2±1.4/1.5±0.8,LDL-ch:3.3±0.9/2.8±0.8)。女性、BMI值较大、病程长、TG高、ALT较高者与患脂肪肝有关(回归系数分别为:-1.217、0.349、0.053、0.601、0.061)。结论:长期住院的慢性精神分裂症患者伴发非酒精性脂肪肝的比例高,存在一些危险因素,值得临床关注。 相似文献
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目的 探索天津市某区域体检人群非酒精性脂肪肝的患病率现状及相关危险因素。方法 选取我院 2016年1月~2017年10月7528名参加体检人群为研究对象,统计NAFLD的检出率,分析各行为因素及实验室指标与NAFLD的相关性。结果 根据筛选标准,共有3256人纳入本研究,检出NAFLD计952例(29.24%);NAFLD与性别、作息习惯、饮食习惯、运动量、吸烟史、少量饮酒史及职业性质有关(P均<0.05);NAFLD患者更易伴有肥胖及高血压;NAFLD患者URIC[(287.10±42.15)μmol/L vs (226.89±39.61)μmol/L)]、FBG[(5.66±1.81)mmol/L vs (4.32±1.21)mmol/L]、LDL[(2.83±0.53)mmol/L vs (2.34±0.48)mmol/L]、VLDL[(0.45±0.12)mmol/L vs (0.33±0.08)mmol/L]、TC[(4.59±1.28)mmol/L vs (3.48±0.84)mmol/L)]、TG[(1.81±0.39)mmol/L vs (1.28±0.36)mmol/L)]高于非NAFLD体检者,且HDL[(1.32±0.27)mmol/L vs (1.64±0.32)mmol/L)]减低,差异均具有统计学意义(P均<0.05)。NALFD体检者更易检出水平异常增高的ALT及FBG(P均<0.05)。结论 天津市某区域体检人群NAFLD患病率约29.24%,男性、作息不规律、油腻饮食、低运动量、有吸烟史、少量饮酒史、内勤职业为NAFLD的高危因素,更易伴有尿酸、空腹血糖、低密度脂蛋白、极低密度脂蛋白、胆固醇、甘油三酯、谷丙转氨酶的升高及高密度脂蛋白的降低。具有上述高危因素的人群应尽早诊治。 相似文献
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Nonalcoholic fatty liver disease (NAFLD) is a very common hepatic pathology featuring steatosis and is linked to obesity and related conditions, such as the metabolic syndrome. When hepatic steatosis is accompanied by inflammation, the disorder is defined as nonalcoholic steatohepatitis (NASH), which in turn can progress toward fibrosis development that can ultimately result in cirrhosis. Cells of innate immunity, such as neutrophils or macrophages, are central regulators of NASH-related inflammation. Recent studies utilizing new experimental technologies, such as single-cell RNA sequencing, have revealed substantial heterogeneity within the macrophage populations of the liver, suggesting distinct functions of liver-resident Kupffer cells and recruited monocyte-derived macrophages with regards to regulation of liver inflammation and progression of NASH pathogenesis. Herein, we discuss recent developments concerning the function of innate immune cell subsets in NAFLD and NASH. 相似文献
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Non-alcoholic fatty liver disease (NAFLD) is the most common chronic liver disease globally, and it can proceed to cirrhosis and hepatocellular carcinoma, as well as cardiovascular disease, chronic renal disease, and other complications, resulting in a massive economic burden. At the moment, nicotinamide adenine dinucleotide (NAD+) is thought to be a possible treatment target for NAFLD, besides Cluster of differentiation 38(CD38) is the primary NAD+ degrading enzyme in mammals and may play a role in the pathophysiology of NAFLD. For example, CD38 regulates Sirtuin 1 activity and hence affects inflammatory responses. CD38 inhibitors enhance glucose intolerance and insulin resistance in mice and lipid accumulation in the liver is greatly decreased in CD38-deficient mice. This review describes the role of CD38 in the development of NAFLD in terms of Macrophage-1, insulin resistance, and abnormal lipid accumulation in order to offer recommendations for future NAFLD pharmacological trials. 相似文献
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目的探讨角蛋白片段CK-18(cytokeratin-18)(M30)、胰岛素抵抗指数(HOMA-insulin resistance,HOMA-IR)在非酒精性脂肪性肝病(non-alcoholic fatty liver disease,NAFLD)CT分级诊断中的应用价值。方法 71例NAFLD按CT检测分组,轻度24例,中度22例,重度25例。71例NAFLD和66例正常对照组用ELISA测定CK-18(M30),葡萄糖氧化酶法测定空腹血糖,化学发光法测定空腹胰岛素,采用稳态模型计算得出HOMA-IR。结果 CT分级轻、中、重度NAFLD组和正常对照组CK-18(M30)(ng/L)分别为138.55±40.48、209.87±58.62、261.72±71.39和97.63±23.28;HOMA-IR分别为2.18±0.94、3.54±1.19、4.60±1.57和1.63±0.81。结论 CK-18(M30)及HOMA-IR与NAFLD病情活动CT分级高度相关,CK-18(M30)及HOMA-IR可作为NAFLD疾病进展的评价指标。 相似文献
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Masashi Takemura Kentaro Mochizuki Yoshinori Harada Akira Okajima Michiyo Hayakawa Ping Dai Yoshito Itoh Hideo Tanaka 《ACTA HISTOCHEMICA ET CYTOCHEMICA》2022,55(2):57
Spontaneous Raman microscopy, which can detect molecular vibrations in cells and tissues, could be a useful tool for the label-free assessment of non-alcoholic fatty liver disease (NAFLD). However, it is unclear whether it can be used to evaluate the nascent state of NAFLD. To address this, we analyzed the Raman spectra of rat liver tissues in the nascent state of NAFLD upon excitation at 532 nm. Raman and histochemical analyses were performed of liver tissues from rats fed a high-fat, high-cholesterol diet (HFHCD). Raman microscopic imaging analysis of formalin-fixed thin tissue slices showed hepatic steatosis, as revealed by the Raman band at 2,854 cm−1, whereas lipid droplets were not detectable by hematoxylin-eosin staining of images until 3 days after feeding a HFHCD. Raman signals of retinol at 1,588 cm−1 emitted from hepatic stellate cells were distributed alongside hepatic cords; the retinol content rapidly decreased after feeding a HFHCD, whereas hepatic lipid content increased inversely. Raman microscopic analysis of the surface of fresh ex vivo livers enabled early detection of lipid accumulation after a 1-day feeding a HFHCD. In conclusion, spontaneous Raman microscopy can be applied to the label-free evaluation of the nascent state of NAFLD liver tissues. 相似文献