Copper

  • 文章类型: Case Reports
    背景:系统性红斑狼疮(SLE)和威尔逊氏病(WD)都是可以影响体内多个器官的全身性疾病。SLE和WD的共存在临床实践中很少遇到,这使得诊断具有挑战性。
    方法:我们介绍了一个9岁女孩最初出现蛋白尿的案例,血尿,全血细胞减少症,低补体血症,和多种自身抗体阳性。她被诊断出患有SLE,在诊断时她的血液生化显示肝酶升高.尽管她的症状得到了有效控制,在定期随访期间,她的肝酶仍然升高.实验室检测显示血清铜和铜蓝蛋白水平下降,以及尿铜升高。肝活检显示慢性活动性肝炎,中度炎症,中度-重度纤维化,和局部肝硬化的趋势。基因测序显示ATP7B基因的复合杂合突变,用WD确认SLE的诊断。女孩接受高锌/低铜饮食治疗,但是她的肝功能没有改善.根据多学科协商后的建议,她接受了肝移植。不幸的是,她在手术后第四天去世。
    结论:SLE和WD是涉及身体多个系统和器官的疾病,在临床上很少遇到SLE并发WD;因此,很容易误诊。因为青霉胺可以诱发狼疮,不推荐。肝移植适用于对WD药物治疗无反应的肝病患者。然而,需要进一步的研究来确定SLE合并WD患者肝移植的最佳时机.
    BACKGROUND: Systemic lupus erythematosus (SLE) and Wilson\'s disease (WD) are both systemic diseases that can affect multiple organs in the body. The coexistence of SLE and WD is rarely encountered in clinical practice, making it challenging to diagnose.
    METHODS: We present the case of a 9-year-old girl who initially presented with proteinuria, haematuria, pancytopenia, hypocomplementemia, and positivity for multiple autoantibodies. She was diagnosed with SLE, and her blood biochemistry showed elevated liver enzymes at the time of diagnosis. Despite effective control of her symptoms, her liver enzymes remained elevated during regular follow-up. Laboratory tests revealed decreased serum copper and ceruloplasmin levels, along with elevated urinary copper. Liver biopsy revealed chronic active hepatitis, moderate inflammation, moderate-severe fibrosis, and a trend towards local cirrhosis. Genetic sequencing revealed compound heterozygous mutations in the ATP7B gene, confirming the diagnosis of SLE with WD. The girl received treatment with a high-zinc/low-copper diet, but her liver function did not improve. Upon recommendation following multidisciplinary consultation, she underwent liver transplantation. Unfortunately, she passed away on the fourth day after the surgery.
    CONCLUSIONS: SLE and WD are diseases that involve multiple systems and organs in the body, and SLE complicated with WD is rarely encountered in the clinic; therefore, it is easy to misdiagnose. Because penicillamine can induce lupus, it is not recommended. Liver transplantation is indicated for patients with liver disease who do not respond to medical treatment with WD. However, further research is needed to determine the optimal timing of liver transplantation for patients with SLE complicated with WD.
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  • 文章类型: Journal Article
    目的:微量营养素缺乏是典型的“晚期诊断”乳糜泻(CeD)的特征。这项研究旨在确定“早期诊断”筛查确定的CeD儿童中微量营养素缺乏的患病率,以确定常规检测对这些患者缺乏的临床价值。
    方法:对在大规模筛查研究中诊断出的筛查确定的CeD患者进行了病例对照研究(84例患者,平均年龄11.3±2.6岁)。控件(443个孩子,平均年龄10.8±2.5岁)乳糜泻血清学筛查阴性。血红蛋白,血清铁水平,铁蛋白,叶酸,维生素B12,维生素A,维生素E,25-OH维生素D,锌,和硒被测量。
    结果:平均血清血红蛋白水平,铁,铁蛋白,维生素D,锌,铜,CeD患者的硒含量显着低于健康对照组(血红蛋白12.56vs.13.02g/dL[p=0.04];铁10.61vs.17.6μmol/L[p<0.001],铁蛋白25.7vs.48.3µg/L[p<0.001],维生素D29.1vs.37.5nmol/L,锌11.9vs.21.7μmol/L,铜18.9vs.32.5μmol/L,硒1.04vs.1.36µmol/L;p<0.001)。乳糜泻和严重肠损伤患者(MarshIIIb和IIIc)的血清铁蛋白和维生素A水平明显低于轻度肠损伤患者(MarshII和IIIa)(铁蛋白15vs.22µg/L,p<0.025;维生素A0.85vs.1.35μmol/L,p=0.007)。
    结论:在“早期诊断”筛查确定的CeD病例中仍可检测到微量营养素缺乏,临床相关结果强烈支持CeD筛查和早期诊断的努力。
    OBJECTIVE: Micronutrient deficiencies characterize classical \"late-diagnosed\" celiac disease (CeD). This study aimed to identify the prevalence of micronutrient deficiencies among children with \"early-diagnosed\" screening-identified CeD to determine the clinical value of routine testing for deficiencies in those patients.
    METHODS: A case-control study was conducted on screening-identified CeD patients diagnosed during a mass screening study (84 patients, mean age 11.3 ± 2.6 years). The controls (443 children, mean age 10.8 ± 2.5 years) were negative for celiac disease serological screening. Hemoglobin, serum levels of iron, ferritin, folate, vitamin B12, vitamin A, vitamin E, 25-OH vitamin D, zinc, and selenium were measured.
    RESULTS: The mean serum levels of hemoglobin, iron, ferritin, vitamin D, zinc, copper, and selenium were significantly lower in CeD patients than in healthy controls (hemoglobin 12.56 vs. 13.02 g/dL [p = 0.04]; iron 10.61 vs. 17.6 µmol/L [p < 0.001], ferritin 25.7 vs. 48.3 µg/L [p < 0.001], vitamin D 29.1 vs. 37.5 nmol/L, zinc 11.9 vs. 21.7 µmol/L, copper 18.9 vs. 32.5 µmol/L, selenium 1.04 vs. 1.36 µmol/L; p < 0.001). Patients with celiac and severe intestinal damage (Marsh IIIb and IIIc) had significantly lower serum ferritin and vitamin A levels than patients with mild intestinal damage (Marsh II and IIIa) (ferritin 15 vs. 22 µg/L, p < 0.025; vitamin A 0.85 vs. 1.35 µmol/L, p = 0.007).
    CONCLUSIONS: Micronutrient deficiencies are still detectable in \"early-diagnosed\" screening-identified CeD cases, a clinically relevant result that strongly supports efforts for screening and early diagnosis of CeD.
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  • 文章类型: Journal Article
    背景:已经假设铁之间存在关联,铜,通过食物频率问卷(FFQs)评估镁状态和食管鳞状细胞癌(ESCC)的风险。然而,自我报告的饮食评估方法容易出现测量误差.我们研究了铁之间的联系,铜,镁状态和ESCC风险,使用头发样本作为长期暴露的生物标志物。
    方法:我们在Golestan队列研究中设计了一个嵌套的病例对照研究,该研究在2004-2008年招募了约50000名参与者,并在基线时收集了生物样本。我们用可用的头发样本确定了96例ESCC事件。他们与队列中的无癌对照进行年龄匹配。我们使用电感耦合等离子体质谱法(ICP-MS)测量铁,铜,和头发样本中的镁浓度。我们使用多元逻辑回归模型来确定比值比和95%置信区间。
    结果:铁的中值浓度,铜,镁在病例中为35.4、19.3和41.7ppm,在对照中为25.8、18.3和50.0ppm,分别。在连续分析中,铁与ESCC的风险显着相关(OR=1.41,95%CI=1.03-1.92),但不在三元分析中(ORT3与T1=1.81,95%CI=0.77-4.28)。未观察到铜和镁与ESCC风险之间的关联,在三元模型或连续估计中(铜:ORT3与T1=2.56,95%CI=1.00-6.54;镁:ORT3vs.T1=0.75,95%CI=0.32-1.78)。
    结论:在该人群中,较高的铁状态可能与较高的ESCC风险有关。
    BACKGROUND: An association has already been hypothesized between iron, copper, and magnesium status assessed through food frequency questionnaires (FFQs) and the risk of esophageal squamous cell carcinoma (ESCC). However, self-reported dietary assessment methods are prone to measurement errors. We studied the association between iron, copper, and magnesium status and ESCC risk, using hair samples as a long exposure biomarker.
    METHODS: We designed a nested case-control study within the Golestan Cohort Study, that recruited about 50000 participants in 2004-2008, and collected biospecimens at baseline. We identified 96 incident cases of ESCC with available hair samples. They were age-matched with cancer-free controls from the cohort. We used inductively coupled plasma mass spectrometry (ICP-MS) to measure iron, copper, and magnesium concentrations in hair samples. We used multiple logistic regression models to determine odds ratios and 95% confidence intervals.
    RESULTS: Median concentrations of iron, copper, and magnesium were 35.4, 19.3, and 41.7 ppm in cases and 25.8, 18.3, and 50.0 ppm in controls, respectively. Iron was significantly associated with the risk of ESCC in continuous analysis (OR=1.41, 95% CI=1.03-1.92), but not in the tertiles analyses (ORT3 vs. T1=1.81, 95% CI=0.77-4.28). No associations were observed between copper and magnesium and ESCC risk, in either the tertiles models or the continuous estimate (copper: ORT3 vs. T1=2.56, 95% CI=1.00-6.54; magnesium: ORT3 vs. T1=0.75, 95% CI=0.32-1.78).
    CONCLUSIONS: Higher iron status may be related to a higher risk of ESCC in this population.
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  • 文章类型: Review
    Wilson病(WD)是铜代谢的常染色体隐性遗传疾病。WD的临床表现复杂多变,Kayser-Fleischer环(K-F环)和向日葵白内障是最常见的眼部发现。视力障碍在WD患者中很少见。我们报告了一名17岁女性,患有与WD相关的双侧视神经萎缩,并总结了先前报道的WD视神经病变病例的临床特征。临床医生应该意识到WD是视神经病变的罕见原因,并且可能需要认识和筛查WD患者的视神经病变。
    Wilson disease (WD) is an autosomal recessive disorder of copper metabolism. The clinical manifestations of WD are complex and variable, with Kayser-Fleischer ring (K-F ring) and the sunflower cataract being the most common ocular findings. Visual impairment is rare in patients with WD. We report the case of a 17-year-old female with bilateral optic atrophy associated with WD and summarize the clinical features of previously reported cases of optic neuropathy in WD, Clinicians should be aware that WD is a rare cause of optic neuropathy and that optic neuropathy in patients with WD may need to be recognized and screened.
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  • 文章类型: Journal Article
    金属污染会导致女性生育能力下降,然而,以前的研究更多地集中在单一金属对生育能力的影响上。在这项研究中,我们基于嵌套病例对照样本评估了金属混合物对女性生育力的影响.通过电感耦合等离子体质谱仪(ICP-MS)测定了来自180名女性的22种金属元素的血浆水平。最小绝对收缩和选择操作者(LASSO)惩罚回归选择对临床后果影响最年夜的金属。使用Logistic回归分析单金属与生育力之间的相关性,同时使用贝叶斯核函数回归(BKMR)模型分析混合金属的影响。八种金属(钙(Ca),铬(Cr),钴(Co),铜(Cu),锌(Zn),铷(Rb),通过LASSO回归选择锶(Sr)和锆(Zr)用于后续分析。在调整协变量后,Logistic模型显示,Cu(比值比(OR):0.33,95%CI:0.13-0.84)和Co(OR:0.38,95%CI:0.15-0.94)导致生育率显着降低,并确定了锌对生育能力的保护作用(OR:2.96,95%CI:1.21-7.50)。趋势测试表明,Cr的增加,Cu,Rb水平与生育率降低有关。BKMR模型表明,Cr,Co,Cu,当控制其他金属的浓度时,Rb与肥力下降呈非线性关系,表明Cu和Cr可能对肥力产生影响。分析表明Cu,Cr,Co,Rb,和生育能力,锌与肥力呈正相关。此外,我们发现了Cu和Cr之间相互作用的证据。我们的发现需要进一步验证,并可能在未来确定新的机制。
    Metal pollution can cause a decline in female fertility, however, previous studies have focused more on the effect of a single metal on fertility. In this study, we evaluated the effect of metal mixtures on female fertility based on nested case-control samples. The plasma levels of 22 metal elements from 180 women were determined by an inductively coupled plasma mass spectrometer (ICP-MS). Minimum absolute contraction and selection operator (LASSO) penalty regression selected metals with the greatest influence on clinical outcome. Logistic regression was used to analyze the correlation between single metals and fertility while a Bayesian kernel function regression (BKMR) model was used to analyze the effect of mixed metals. Eight metals (Calcium (Ca), Chromium (Cr), Cobalt (Co), Copper (Cu), Zinc (Zn), Rubidium (Rb), Strontium (Sr) and Zirconium (Zr)) were selected by LASSO regression for subsequent analysis. After adjusting for covariates, the logistic model showed that Cu (Odds Ratio(OR):0.33, 95% CI: 0.13 - 0.84) and Co (OR:0.38, 95% CI: 0.15 -0.94) caused a significant reduction in fertility, and identified the protective effect of Zn (OR: 2.96, 95% CI:1.21 -7.50) on fertility. Trend tests showed that increased Cr, Cu, and Rb levels were associated with reduced fertility. The BKMR model showed that Cr, Co, Cu, and Rb had a nonlinear relationship with fertility decline when controlling for the concentrations of other metals and suggested that Cu and Cr might exert an influence on fertility. Analysis showed a negative correlation between Cu, Cr, Co, Rb, and fertility, and a positive correlation between Zn and fertility. Furthermore, we found evidence for the interaction between Cu and Cr. Our findings require further validation and may identify new mechanisms in the future.
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  • 文章类型: Case Reports
    背景:威尔逊病是一种罕见的遗传性疾病,主要与肝脏症状有关;然而,其独特的神经表现仍然是医学文献中感兴趣的主题。此病例报告通过突出显示具有明显神经系统症状的Wilson病的异常表现,为现有知识做出了贡献。
    方法:患者,化名约翰·史密斯,表现出突出的神经症状,包括震颤,肌张力障碍,和精神病表现。临床发现证实了铜在大脑中的积累,促使进行彻底的诊断调查。
    方法:遗传分析显示两个ATP7B突变,确认威尔逊病的主要诊断。此病例强调了在这种罕见的遗传疾病的背景下识别非典型神经系统表现的重要性。
    方法:螯合疗法,在诊断后立即启动,有针对性的铜过载。干预导致神经症状和精神表现的显着改善。在定期监测的基础上调整治疗剂量和持续时间。
    结果:定期随访显示出积极的轨迹,减少震颤和改善整体福祉。基因检测,再加上临床评估,有助于监测治疗效果和优化治疗干预措施。
    结论:此案例的主要教训包括全面诊断方法的重要性,个性化的治疗干预措施,以及承认威尔逊病不同临床谱的必要性。在非典型神经系统表现的病例中,早期识别和量身定制的治疗有助于取得良好的结果。
    BACKGROUND: Wilson disease is a rare genetic disorder primarily associated with hepatic symptoms; however, its unique neurological presentation remains a subject of interest in the medical literature. This case report contributes to existing knowledge by highlighting the unusual manifestation of Wilson disease with significant neurological symptoms.
    METHODS: The patient, pseudonym John Smith, presented with prominent neurological symptoms, including tremors, dystonia, and psychiatric manifestations. Clinical findings corroborated copper accumulation in the brain, prompting a thorough diagnostic investigation.
    METHODS: Genetic analysis revealed two ATP7B mutations, confirming the primary diagnosis of Wilson disease. This case underscores the importance of recognizing atypical neurological presentations in the context of this rare genetic disorder.
    METHODS: Chelation therapy, initiated promptly upon diagnosis, targeted copper overload. The intervention led to notable improvements in neurological symptoms and psychiatric manifestations. The dosage and duration of treatment were adjusted based on regular monitoring.
    RESULTS: Regular follow-up revealed a positive trajectory, with reduced tremors and improved overall well-being. Genetic testing, coupled with clinical assessments, contributed to monitoring treatment efficacy and optimizing therapeutic interventions.
    CONCLUSIONS: The main takeaway lessons from this case include the significance of a comprehensive diagnostic approach, personalized therapeutic interventions, and the imperative to acknowledge the diverse clinical spectrum of Wilson disease. Early recognition and tailored treatment contribute to favorable outcomes in cases with atypical neurological presentations.
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  • 文章类型: Review
    背景:威尔逊氏病(WD)是一种铜代谢的遗传性疾病。call体的分裂是连接大脑半球的主要联合纤维束的完全或部分缺失。颅内脂肪瘤是由中枢神经系统胚胎发育异常引起的脂肪组织肿瘤。这三种疾病的同时发生很少见,尚未报道。本报告着重于这三种疾病之间的发病机理和关联,并强调了识别和有效管理其共存的重要性。
    方法:本研究的目的是介绍一名合并有WD的患者,颅内脂肪瘤,和call体发育不良。我们回顾了2023年住院的女性患者,其临床表现为转氨酶升高和铜蓝蛋白降低,以及基因检测对威尔逊病的初步诊断。随后,头颅MRI显示call体发育不良,大脑镰上有短T1信号变化,最终诊断为Wilson病合并颅内脂肪瘤和call体发育不良。在使用二巯基磺胺钠(DMPS)和青霉胺治疗后,患者的WD目前稳定,患者铜代谢异常可能促进颅内脂肪瘤的生长。
    结论:WD合并颅内脂肪瘤和call体发育不良的发病机制复杂,临床少见。颅内脂肪瘤的生长可能与WD中铜代谢异常有关。铜代谢异常影响脂质代谢并引发炎症反应。因此,早期诊断和治疗有利于改善。这种罕见合并症的每一个新病例都很重要,因为它可以更好地评估和理解这些病例的更多特征性临床表现,这可以帮助估计疾病的进程和可能的治疗选择。
    BACKGROUND: Wilson\'s disease (WD) is an inherited disorder of copper metabolism. Agenesis of the corpus callosum is the complete or partial absence of the major united fiber bundles connecting the cerebral hemispheres. Intracranial lipoma is an adipose tissue tumor resulting from an abnormal embryonic development of the central nervous system. The simultaneous occurrence of these three disorders is rare and has not been reported. This report focuses on the pathogenesis and association between the three disorders and highlights the importance of recognizing and effectively managing their coexistence.
    METHODS: The purpose of this study was to present a patient with coexisting WD, intracranial lipoma, and corpus callosum dysplasia. We reviewed a female patient hospitalized in 2023 with clinical manifestations of elevated aminotransferases and decreased ceruloplasmin, as well as genetic testing for an initial diagnosis of Wilson\'s disease. Subsequently, a cranial MRI showed corpus callosum dysplasia with short T1 signal changes in the cerebral falx, leading to a final diagnosis of Wilson\'s disease combined with intracranial lipoma and corpus callosum dysplasia. The patient\'s WD is currently stable after treatment with sodium dimercaptosulfonamide (DMPS) and penicillamine, and the patient\'s abnormal copper metabolism may promote the growth of intracranial lipoma.
    CONCLUSIONS: The pathogenesis of WD combined with intracranial lipoma and corpus callosum dysplasia is complex and clinically rare. The growth of intracranial lipomas may be associated with abnormal copper metabolism in WD. Abnormal copper metabolism affects lipid metabolism and triggers inflammatory responses. Therefore, early diagnosis and treatment are beneficial for improvement. Each new case of this rare co-morbidity is important as it allows for a better assessment and understanding of these cases\' more characteristic clinical manifestations, which can help estimate the course of the disease and possible therapeutic options.
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  • 文章类型: Journal Article
    最近,由于过度使用农用化学品,公众对农业土壤和作物中重金属潜在积累的担忧正在增加。这项研究是在东部地区的AbuakwaNorth市进行的,加纳,评估可可土壤和豆类中的重金属状况。选择了年龄在10至20岁之间且已接受农用化学品至少5年的可可农场,它们邻近的森林被用作对照。随机收集土壤样品和可可豆荚,并进行处理以进行实验室分析。研究发现,在采样点,土壤中重金属浓度低于允许限值。然而,污染因子和地质累积指数的结果表明,Tontro可可农场分别受到Cu的严重污染和中度污染,可能是由于长期使用杀菌剂。社区可可豆中Fe(39.3-47.1mgkg-1)和Zn(54.8-70.0mgkg-1)的浓度低于FAO/WHO的安全限值99.4mgkg-1和73.0mgkg-1。铅(0.03-0.06mgkg-1)和镉(0.12-0.20mgkg-1)的浓度分别低于欧盟的最大允许水平和食品法典委员会的1.0mgkg-1的限值。然而,Tontro农场中的豆类铜含量(51.5mgkg-1)略高于欧盟建议的最大限量50.0mgkg-1,这可能是由于持续施用铜基杀菌剂所致。研究表明,总的来说,加纳北部阿布卡瓦市用于可可种植的农用化学品没有对土壤和豆类造成严重伤害,因为平均金属浓度并不令人震惊,并保证公共卫生安全。
    In recent times, public concerns over the potential accumulation of heavy metals in agricultural soils and crops due to the excessive use of agrochemicals are increasing. This study was conducted in the Abuakwa North Municipality of Eastern Region, Ghana, to assess the status of heavy metals in cocoa soils and beans. Cocoa farms aged between 10 and 20 years and have received agrochemicals for at least 5 years were selected, and their adjacent forests were used as controls. Soil samples and cocoa pods were collected randomly and processed for laboratory analysis. The study discovered that across the sampling sites, heavy metal concentrations in soil were below permissible limits. However, contamination factor and geo-accumulation index results revealed that Tontro cocoa farms were considerably contaminated and moderately polluted respectively with Cu, probably due to long-term fungicide application. The concentrations of Fe (39.3-47.1 mg kg-1) and Zn (54.8-70.0 mg kg-1) in the cocoa beans across the communities were below the FAO/WHO\'s safe limit of 99.4 mg kg-1 and 73.0 mg kg-1 respectively. Lead (0.03-0.06 mg kg-1) and Cd (0.12-0.20 mg kg-1) concentrations were below the EU\'s maximum allowable level and Codex Alimentarius Commission\'s limit of 1.0 mg kg-1 respectively. However, bean Cu content in the Tontro farm (51.5 mg kg-1) was slightly above the EU\'s recommended maximum limit of 50.0 mg kg-1, possibly due to the continuous application of copper-based fungicides. The study showed that, overall, agrochemicals used for cocoa farming in Abuakwa North Municipality of Ghana did not cause serious harm to the soils and beans, since the mean metal concentrations were not alarming and guarantee public health safety.
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  • 文章类型: Case Reports
    威尔逊病是铜代谢的一种遗传性疾病。如果没有记录,我不能变成肝脏铜沉积的多系统疾病,大脑,和其他组织。威尔逊的诊断在巴基斯坦平均被推迟了许多人,这是由于不同的陈述。在青少年中,最初的s更有可能是神经精神病学的。在这里,我们介绍了一例Wilson's疾病,该疾病最初是由他的症状引起的,并且没有诸如Kayser-Fleischer环之类的特定于海的体征。我们的病例经进一步调查后被诊断为威尔逊病,随后患者接受了使用D-青霉胺的化学疗法。威尔逊病应被铭记为青少年患者的鉴别诊断,这些患者存在无法解释的急性肝功能衰竭和血细胞减少,没有任何神经系统症状,因为漏诊可能是致命的。
    Wilson\'s disease is arare inherited disorder of copper met abolism. If le f t untre ated, i t can turn into a multi systemic disease with copper deposition in the liver, brain, a nd other tissues. Diagnosi s of Wilson\'s is delayed in Pak ist an by many ye a rs on average due to va riabl e presen tations. In ad olescents, the initial s igns a re more likely to b e neuropsychiatric. Here we present a case of Wilso n\'s disease that pre sented initially with he patic symptoms and did not have signs specific to the di sea s e such as Kayser-Fleischer rings. Our case was diagnosed to be Wilson\'s Disease on ly on further investigat ions and s ubsequently the patient was treated with chela tion therapy using D-Penicillamine.Wilson\'s Disease should be kept in mind as a differential diagno sis in adolesce nt patients that present with unexplained acute liver failure and cytopenias without any neurological symptoms, as a missed diagnosis can prove to be fatal.
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  • 文章类型: Journal Article
    先兆子痫,怀孕期间发生的高血压疾病,对全球孕产妇和胎儿健康构成重大风险。尽管进行了广泛的研究,先兆子痫的确切原因尚不清楚。最近的研究表明,微量元素,对各种生物过程至关重要的必需矿物质,可能是子痫前期发展的重要因素。这项研究考察了微量元素(镁,铜,锌,钙,磷,和铁)和先兆子痫的严重程度。这项研究共涉及150名参与者,分为三个不同的组:50名轻度先兆子痫患者,50患有严重的先兆子痫,和50个健康的孕妇对照。具体来说,在100个先兆子痫病例中,5被鉴定为早发性,95被鉴定为晚发性。根据严格的纳入和排除标准,从三级护理医院招募参与者。使用BeckmanCoulterAU480分析仪系统(BeckmanCoulter,美国)。先兆子痫病例显示镁水平显着降低(2.02mg/dL),锌(57.62mg/dL),钙(8.02mg/dL),和磷(3.93mg/dL)。这些水平约为14.4%,20.2%,21.1%,与健康孕妇相比,低22.6%。相反,在先兆子痫病例中,铜(151.67mg/dL)和铁(53μg/dL)水平显着升高。年龄成为一个重要的风险因素,与升高的先兆子痫易感性相关。镁有保护作用,与年龄呈负相关,与胎龄呈正相关。微量元素之间的复杂关系,年龄,先兆子痫强调了个性化干预的必要性,可能包括镁补充剂,在高风险怀孕中。
    Pre-eclampsia, a hypertensive disorder occurring during pregnancy, poses significant risks to maternal and fetal health worldwide. Despite extensive research, the precise cause of pre-eclampsia remains unknown. Recent studies have indicated that trace elements, essential minerals crucial for various biological processes, might be significant factors in the development of pre-eclampsia. This study examines the intricate relationship between trace elements (magnesium, copper, zinc, calcium, phosphorus, and iron) and the severity of pre-eclampsia. The study involves a total of 150 participants, categorized into three distinct groups: 50 individuals with mild pre-eclampsia, 50 with severe pre-eclampsia, and 50 healthy pregnant controls. Specifically, out of the 100 pre-eclampsia cases, 5 were identified as early-onset and 95 as late-onset. Participants were recruited from a tertiary care hospital based on stringent inclusion and exclusion criteria. All the trace elements were quantitatively measured by direct colorimetric method using the Beckman Coulter AU480 analyzer system (Beckman Coulter, USA). Pre-eclampsia cases exhibited a significantly lowered level of magnesium (2.02 mg/dL), zinc (57.62 mg/dL), calcium (8.02 mg/dL), and phosphorus (3.93 mg/dL). These levels were approximately 14.4%, 20.2%, 21.1%, and 22.6% lower when compared to healthy pregnant women. Conversely, copper (151.67 mg/dL) and iron (53 μg/dL) levels were significantly elevated in pre-eclampsia cases. Age emerged as a significant risk factor, correlating with heightened pre-eclampsia susceptibility. Magnesium showed a protective effect, correlating negatively with age and positively with gestational age. The complex relationships between trace elements, age, and pre-eclampsia underline the need for personalized interventions, potentially including magnesium supplementation, in high-risk pregnancies.
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