adrenoleukodystrophy

肾上腺脑白质营养不良
  • 文章类型: Case Reports
    背景:X连锁肾上腺脑白质营养不良(X-ALD)是归因于ABCD1突变的最常见的过氧化物酶体疾病。很少有主要脑干受累的病例报告。
    方法:在本研究中,我们报道了一名X-ALD的高原男性工人,其特征是进行性虚弱伴有步态不稳定,轻度眼球震颤,还有便秘.发病2年后,脑部磁共振成像(MRI)扫描未显示异常,但遗传分析显示ABCD1基因存在杂合突变(c.1534G>A).发病7年后,尽管患者在疾病过程中给予了积极的饮食和对症治疗,脑部MRI扫描显示主要是脑干损伤,但是血清中长链脂肪酸的浓度是正常的,他因严重的膀胱功能障碍卧床不起近2年,迫使他做膀胱造口术.患者出院,尿潴留和肾功能改善。
    结论:我们报道了一例X-ALD患者,其ABCD1变异以脑干损伤为特征,并对其临床表现进行了回顾性总结,MRI特征,X-ALD患者脑干损伤的遗传特征。
    BACKGROUND: X-linked adrenoleukodystrophy (X-ALD) is the most common peroxisomal disorder attributed to ABCD1 mutations. Case reports with predominant brainstem involvement are rare.
    METHODS: In this study, we reported a plateau male worker of X-ALD characterized by progressive weakness accompanied by gait instability, mild nystagmus, and constipation. After 2 years of onset, a brain Magnetic Resonance Image (MRI) scan showed no abnormality but genetic analysis revealed a heterozygous mutation (c.1534G>A) in the ABCD1 gene. After 7 years of onset, although the patient was given aggressive dietary and symptomatic treatment in the course of the disease, a brain MRI scan showed predominantly brainstem damage, but serum concentrations of very long-chain fatty acids were normal, and he had been bedridden for almost 2 years with severe bladder dysfunction, forcing him to undergo cystostomy. The patient was discharged with improved urinary retention and renal function.
    CONCLUSIONS: We reported an X-ALD patient with a novel ABCD1 variation characterized by brainstem damage and retrospectively summarized the clinical manifestation, MRI features, and genetic features of X-ALD patients with brainstem damage.
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  • 文章类型: Case Reports
    X连锁肾上腺脑白质营养不良(ALD)是由ABCD1基因的致病变体引起的一种罕见的遗传性疾病,导致过氧化物酶体功能受损和非常长链脂肪酸(VLCFAs)的积累。ALD表现出广泛的神经和肾上腺症状,从儿童脑肾上腺脑白质营养不良到肾上腺神经神经病和肾上腺功能不全。某些地区可以进行ALD的新生儿筛查(NBS),但在其他地区仍然缺乏。比如印度。
    我们介绍了一个10岁的ALD男孩,他出现了癫痫发作,进步的弱点,视力障碍,肾上腺功能不全.尽管有症状管理和饮食调整,疾病进展迅速,导致呼吸衰竭和最终死亡。通过分子分析和升高的VLCFA水平证实了诊断。神经影像学显示特征性白质变化与ALD一致。
    ALD是一种无法治愈的毁灭性疾病,强调通过新生儿筛查和基因检测早期发现的重要性。管理策略包括肾上腺激素治疗,基因治疗,和同种异体干细胞移植,以及研究性治疗,如VLCFA正常化。我们的案例主张需要全球NBS和儿科神经系统随访,以实现早期干预并改善患者预后。此外,ALD之间的联系,复发性高热惊厥,和无法解释的发育延迟需要进一步研究,以更好地了解疾病进展和潜在的治疗目标.
    UNASSIGNED: X-linked adrenoleukodystrophy (ALD) is a rare genetic disorder caused by a pathogenic variant of the ABCD1 gene, leading to impaired peroxisomal function and the accumulation of very long-chain fatty acids (VLCFAs). ALD presents a wide range of neurological and adrenal symptoms, ranging from childhood cerebral adrenoleukodystrophy to adrenomyeloneuropathy and adrenal insufficiency. Newborn screening (NBS) for ALD is available in some regions but remains lacking in others, such as India.
    UNASSIGNED: We present a case of a 10-year-old boy with ALD who presented with seizures, progressive weakness, visual impairment, and adrenal insufficiency. Despite symptomatic management and dietary adjustments, the disease progressed rapidly, leading to respiratory failure and eventual demise. The diagnosis was confirmed through molecular analysis and elevated VLCFA levels. Neuroimaging revealed characteristic white matter changes consistent with ALD.
    UNASSIGNED: ALD is a devastating disease with no cure, emphasizing the importance of early detection through newborn screening and genetic testing. Management strategies include adrenal hormone therapy, gene therapy, and allogenic stem cell transplantation, as well as investigational treatments such as VLCFA normalization. Our case advocates the need for worldwide NBS and pediatric neurologic follow-up to enable early intervention and improve patient outcomes. Additionally, the association between ALD, recurrent febrile seizures, and unexplained developmental delay warrants further investigation to better understand disease progression and potential therapeutic targets.
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  • 文章类型: Journal Article
    目的:这篇综述旨在综合变色性脑白质营养不良患者的经验,肾上腺脑白质营养不良,或者Krabbe病和他们家人的病.
    背景:脑白质营养不良是由基因突变引起的代谢性疾病。这种疾病有多种形式,发病年龄和症状不同。脑白质营养不良的进展会使中枢神经系统症状恶化,并显着影响患者及其家人的生活。
    方法:纳入关于脑白质营养不良患者及其家庭成员经历的定性研究。这些经验包括酶替代疗法和造血干细胞移植等治疗方法;气管造口术和胃造口术的影响;家庭负担,协调医疗保健系统内的护理,和由于遗传疾病而导致的计划生育。这篇综述考虑了任何环境下的研究。
    方法:MEDLINE(Ovid),CINAHLPlus(EBSCOhost),APAPsycINFO(EBSCOhost),Scopus,和MedNar数据库于2022年11月18日进行了搜索。研究选择,批判性评估,数据提取,根据JBI方法对定性证据进行系统评价,并根据ConQual方法对综合结果进行评估。
    结果:11项研究符合合成条件,并提取了45个与参与者声音相对应的发现。在这些发现中,40个是明确的,5个是可信的。纳入研究中的疾病是异染性脑白质营养不良和肾上腺脑白质营养不良;尚无针对Krabbe病患者及其家人的研究。这些发现被分为11个类别,并整合为3个综合发现,包括i)随着身体症状的进展,由家庭成员和医疗保健提供者提供护理,涉及进行性脑白质营养不良特征的影响;ii)建立医疗团队合作以提供适当的支持服务,包括与脑白质营养不良患者及其家人在医疗保健系统中遇到的挑战有关的类别;iii)协调家庭功能以接受和应对疾病,其中包括与家庭心理困难和家庭内部角色划分有关的类别。根据ConQual标准,第二个综合发现的置信水平较低,第一和第三个综合发现的置信水平非常低。
    结论:这篇综述的综合发现为异嗜性脑白质营养不良或肾上腺脑白质营养不良患者及其家人的经历提供了证据。这些发现表明,在管理患者的身体状况以及协调医疗保健系统和家庭功能方面存在挑战。
    背景:PROSPEROCRD42022318805。
    OBJECTIVE: This review aimed to synthesize the experiences of patients with metachromatic leukodystrophy, adrenoleukodystrophy, or Krabbe disease and the experiences of their families.
    BACKGROUND: Leukodystrophies are metabolic diseases caused by genetic mutations. There are multiple forms of the disease, varying in age of onset and symptoms. The progression of leukodystrophies worsens central nervous system symptoms and significantly affects the lives of patients and their families.
    METHODS: Qualitative studies on the experiences of patients with leukodystrophies and their family members were included. These experiences included treatments such as enzyme replacement therapy and hematopoietic stem cell transplantation; effects of tracheostomy and gastrostomy; burdens on the family, coordinating care within the health care system, and family planning due to genetic disorders. This review considered studies in any setting.
    METHODS: MEDLINE (Ovid), CINAHL Plus (EBSCOhost), APA PsycINFO (EBSCOhost), Scopus, and MedNar databases were searched on November 18, 2022. Study selection, critical appraisal, data extraction, and data synthesis were conducted in accordance with the JBI methodology for systematic reviews of qualitative evidence, and synthesized findings were evaluated according to the ConQual approach.
    RESULTS: Eleven studies were eligible for synthesis, and 45 findings were extracted corresponding with participants\' voices. Of these findings, 40 were unequivocal and 5 were credible. The diseases in the included studies were metachromatic leukodystrophy and adrenoleukodystrophy; no studies were identified for patients with Krabbe disease and their families. These findings were grouped into 11 categories and integrated into 3 synthesized findings, including i) providing care by family members and health care providers as physical symptoms progress, which relates to the effects of the characteristics of progressive leukodystrophies; ii) building medical teamwork to provide appropriate support services, comprising categories related to the challenges experienced with the health care system for patients with leukodystrophy and their families; and iii) coordinating family functions to accept and cope with the disease, which included categories related to family psychological difficulties and role divisions within the family. According to the ConQual criteria, the second synthesized finding had a low confidence level, and the first and third synthesized findings had a very low confidence level.
    CONCLUSIONS: The synthesized findings of this review provide evidence on the experiences of patients with metachromatic leukodystrophy or adrenoleukodystrophy and their families. These findings indicate that there are challenges in managing a patient\'s physical condition and coordinating the health care system and family functions.
    BACKGROUND: PROSPERO CRD42022318805.
    UNASSIGNED: A Japanese-language version of the abstract of this review is available [ http://links.lww.com/SRX/A49 ].
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  • 文章类型: Review
    背景:肾上腺脊髓神经病(AMN)是X连锁肾上腺脑白质营养不良的一种变异型,它是一种遗传代谢疾病,具有很强的临床异质性,容易被误诊和误诊。此外,大多数AMN患者的临床起病隐匿且进展缓慢.熟悉发病机制,临床特征,诊断,AMN的治疗可以帮助早期识别疾病。
    方法:我们介绍一例35岁男性,因“下肢不能活动2年,病情加重半年”入院,“伴有皮肤变黑和嘴唇色素沉着过度,口腔粘膜,青春期后还有乳晕.
    方法:极长链脂肪酸的水平很高,基因检测显示ABCD1基因的外显子1有一个错义突变,即C.76c>T,被诊断为AMN。
    方法:巴氯芬改善肌张力联合糖皮质激素替代疗法。
    结果:半年后病情缓解。
    结论:AMN的临床表现多样。当累及肾上腺皮质功能不全合并下肢进行性痉挛性截瘫时,AMN应该被高度怀疑,并且应尽快进行非常长链脂肪酸的测定和基因检测以确认诊断,因为早期治疗可以帮助预防或延缓疾病的进展。
    BACKGROUND: Adrenomyeloneuropathy (AMN) is a variant type of X-linked adrenoleukodystrophy, and it is a genetic metabolic disease with strong clinical heterogeneity so that it is easily misdiagnosed and underdiagnosed. Moreover, most patients with AMN have an insidious clinical onset and slow progression. Familiarity with the pathogenesis, clinical features, diagnosis, and treatment of AMN can help identify the disease at an early stage.
    METHODS: We present a case of 35-year-old male, who was admitted to our hospital due to \"immobility of the lower limbs for 2 years and worsening for half a year,\" accompanied by skin darkening and hyperpigmentation of lips, oral mucosa, and areola since puberty.
    METHODS: The level of very long-chain fatty acids was high and genetic testing depicted that exon 1 of the ABCD1 gene had a missense mutation of C.761c>T, which was diagnosed as AMN.
    METHODS: Baclofen was administered to improve muscle tension combined with glucocorticoid replacement therapy.
    RESULTS: The condition was relieved after half a year.
    CONCLUSIONS: The clinical manifestations of AMN are diverse. When patients with adrenocortical dysfunction complicated with progressive spastic paraplegia of lower limbs are involved, AMN should be highly suspected, and the determination of very long-chain fatty acids and genetic testing should be performed as soon as possible to confirm the diagnosis because early treatment can help prevent or delay the progression of the disease.
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  • 文章类型: Journal Article
    目的:肾上腺脑白质营养不良(ALD)是一种X连锁遗传病,建议新生儿筛查肾上腺功能障碍的高风险。这篇综述旨在批判性地评估和综合现有文献,以确定美国ALD新生儿筛查对男性儿童肾上腺功能障碍的评估和治疗的影响。
    方法:使用Embase进行了综合文献综述,PubMed,和CINAHL数据库。包括过去十年发表的英语主要来源研究和开创性研究。
    方法:20个主要来源符合纳入标准,包括五项开创性研究。
    结果:评论中出现了三个主要主题:1)预防肾上腺危象,(2)意想不到的结果,3)道德影响。
    结论:ALD筛查增加了疾病识别。连续肾上腺评估可预防肾上腺危象和死亡;需要数据来确定ALD预后的预测结果。随着各州越来越多地将ALD筛查添加到其新生儿小组中,疾病发病率和预后将变得更加明显。
    结论:临床医生需要了解ALD新生儿筛查和状态筛查方案。家庭首先通过新生儿筛查结果学习ALD将需要教育,支持,并及时转诊以获得适当的护理。
    OBJECTIVE: Adrenoleukodystrophy (ALD) is an x-linked genetic condition with a high risk of adrenal dysfunction recommended for newborn screening. This review aims to critically appraise and synthesize existing literature identifying the impacts of ALD newborn screening in the United States on the evaluation and treatment of adrenal dysfunction in male children.
    METHODS: An integrative literature review was conducted using the Embase, PubMed, and CINAHL databases. English-language primary source studies published in the past decade and seminal studies were included.
    METHODS: Twenty primary sources met the inclusion criteria, including five seminal studies.
    RESULTS: Three major themes emerged from the review: 1) prevention of adrenal crisis, 2) unexpected outcomes, and 3) ethical impacts.
    CONCLUSIONS: ALD screening increases disease identification. Serial adrenal evaluation prevents adrenal crisis and death; data is needed to establish predictive outcomes in ALD prognosis. Disease incidence and prognosis will become more apparent as states increasingly add ALD screening to their newborn panel.
    CONCLUSIONS: Clinicians need awareness of ALD newborn screening and state screening protocols. Families first learning of ALD through newborn screening results will require education, support, and timely referrals for appropriate care.
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  • 文章类型: Journal Article
    目的:这篇综述的目的是综合变色性脑白质营养不良(MLD)患者的经验,肾上腺脑白质营养不良(ALD),以及Krabbe病和他们家庭成员的经历。
    背景:MLD,ALD,Krabbe病是一种罕见的疾病,被归类为溶酶体贮积症或过氧化物酶体疾病,表现与脑白质营养不良相似。由于这些疾病由于与脱髓鞘相关的脑白质营养不良的进展而导致认知和神经系统下降,它们对患者及其家人的生活有重大影响。确定这些疾病对患者生活及其家庭的影响和挑战非常重要。以及综合关于他们经验的定性研究。
    方法:我们将考虑包括MLD患者在内的研究,ALD,或者Krabbe病和他们的家人。这些经验将包括挑战,不满,以及对症状和治疗的挫折;造血干细胞移植的并发症;以及疾病进展导致的护理负担增加。这很重要,因为在医院以外的各种环境中都会经历疾病进展的影响。比如在社区和家里。
    方法:搜索策略将遵循JBI方法,分3个步骤进行:初始有限搜索,全面的数据库搜索,以及所包含文章的参考搜索。MEDLINE,CINAHLPlus,PsycINFO,和Scopus将在没有语言和出版日期限制的情况下进行搜索。研究的选择,批判性评估,数据提取,和数据合成将根据JBI指南进行定性研究的系统评价。最终的综合将使用ConQual方法进行评估。
    未经批准:PROSPEROCRD42022318805。
    The objective of this review is to synthesize the experiences of patients with metachromatic leukodystrophy (MLD), adrenoleukodystrophy (ALD), and Krabbe disease and the experiences of their family members.
    MLD, ALD, and Krabbe disease are rare disorders that are classified as lysosomal storage or peroxisomal disorders, with similar presentations as leukodystrophy. As these diseases cause cognitive and neurological decline due to the progression of leukodystrophy associated with demyelination, they have significant impact on the lives of patients and their families. It is important to identify the impact and challenges of these diseases on patients\' lives and on their families, as well as to synthesize qualitative studies regarding their experiences.
    We will consider studies including patients with MLD, ALD, or Krabbe disease and their family members. These experiences will include the challenges, dissatisfactions, and frustrations with symptoms and treatments; complications of hematopoietic stem cell transplantation; and the increased caregiver burden with disease progression. This is important since the impacts of disease progression are experienced in a variety of settings beyond the hospital, such as in the community and at home.
    The search strategy will follow JBI methodology and be conducted in 3 steps: an initial limited search, a comprehensive database search, and a reference search of the included articles. MEDLINE, CINAHL Plus, PsycINFO, and Scopus will be searched with no restriction on language or publication dates. The study selection, critical appraisal, data extraction, and data synthesis will be performed according to JBI guidelines for systematic reviews of qualitative research. Final syntheses will be assessed using the ConQual approach.
    PROSPERO CRD42022318805.
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  • 文章类型: Case Reports
    背景:肾上腺脑白质营养不良(ALD)是由ABCD1基因缺陷引起的,导致神经元脱髓鞘和肾上腺皮质和睾丸功能障碍。在三种已知的表型中,30%-50%的男性ALD患者表现为肾上腺脊髓神经病表型,以步态障碍为初始症状。
    方法:一名先前诊断为ALD的46岁男子因步态障碍入院治疗。入院时他的行走能力严重受损,显著影响患者的生活质量。他接受了针灸治疗,药物穿刺,电针,和草药23天。25英尺步行测试(25FW),定时和去(TUG),舒适的步态速度(CGS),数字评定量表(NRS),伯格平衡量表(BBS),Tinetti测试,手动肌肉测试(MMT),和3级版本的EuroQol-5维度(EQ-5D-3L)用于评估患者。25FW的结果,TUG,住院期间CGS改善。从入院到出院,我们观察到:下肢和下背部的NRS评分降低;BBS增加3分;Tinetti测试的平衡部分增加1分;MMT和EQ-5D-3L性能保持不变。
    结论:中药治疗可能是缓解ALD患者步态障碍相关问题的治疗选择。
    BACKGROUND: Adrenoleukodystrophy (ALD) is caused by a deficit in the ABCD1 gene, which leads to demyelination of neurons and dysfunction of the adrenal cortices and testicles. Of the three known phenotypes, 30%-50% of male ALD patients present with the adrenomyeloneuropathy phenotype, characterized by gait disturbance as the initial symptom.
    METHODS: A 46-year-old man with a prior diagnosis of ALD was admitted to a Korean medicine hospital for the treatment of gait disturbance. His ability to walk was severely impaired at admission, significantly affecting the patient\'s quality of life. He was treated with acupuncture, pharmacopuncture, electroacupuncture, and herbal medicine for 23 d. The 25-Foot Walk test (25FW), timed up and go (TUG), comfortable gait speed (CGS), numeric rating scale (NRS), Berg Balance Scale (BBS), Tinetti test, manual muscle test (MMT), and 3-level version of EuroQol-5 dimension (EQ-5D-3L) were used to evaluate the patient. The outcomes of the 25FW, TUG, and CGS improved during hospitalization. From the time of admission to discharge we observed: A decrease in NRS scores in the lower extremities and the lower back; an increase of 3 points in the BBS; a 1-point increase in the balancing part of the Tinetti Test; MMT and EQ-5D-3L performances remained unchanged.
    CONCLUSIONS: Traditional Chinese medicine treatments could be a therapeutic option to alleviate issues related to gait disturbance in ALD.
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  • 文章类型: Case Reports
    Adrenoleukodystrophy (ALD) is an X-linked disease that affects primarily the white matter of the central nervous system and adrenal cortex. A correlation between genotypes and phenotypes has not been observed. Here, we present two Japanese siblings with a novel missense variant (c.1887T > G) in the ABCD1 gene who presented with different clinical phenotypes, i.e., adolescent cerebral and cerebello-brainstem types. We also review the literature focusing on the variation in the clinical phenotypes within ALD families. In our review, 61.9% of sibling pairs presented with the same clinical type of ALD and 59.1% of sibling pairs presented with a similar age of onset. Conversely, 15.4% of sibling pairs had a similar age of onset, but different clinical types of ALD. To observe the correlation between genotypes and phenotypes, it is important to diagnose early and to accumulate reports describing age of onset, first onset symptom, and progression of the symptom.
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  • 文章类型: Case Reports
    BACKGROUND: Testicular adrenal rest tumors (TARTs) are benign masses deemed to originate from pluripotent testicular steroidogenic cells that grow under chronic ACTH stimulation. These lesions, occasionally misdiagnosed as Leydig cell tumors (LCTs), are typically described in patients with congenital adrenal hyperplasia (CAH). X-linked adrenoleukodystrophy (X-ALD) is an inherited disorder of beta-oxidation with accumulation of very long chain fatty acids (VLCFAs) in various tissues, and a rare cause of primary adrenal insufficiency (PAI). TARTs have never been associated with X-ALD. CASE 1 DESCRIPTION: A 19-year old male, who had previously undergone bilateral enucleation of presumed LCTs, was referred to our unit. Follow-up scans showed persistent bilateral lesions compatible with TARTs. Biochemical exams revealed PAI but excluded CAH. A serum VLCFAs panel was consistent with X-ALD, with gene testing confirming the diagnosis. Histological revision of the previously resected testicular lesions was compatible with TARTs. Start of glucocorticoid replacement therapy was associated with a reduction of testicular masses. CASE 2 DESCRIPTION: A 26-year old X-ALD male was diagnosed with bilateral testicular lesions compatible with TARTs. These lesions increased after ACTH elevation following switch to modified-release hydrocortisone. Clinical and sonographic findings allowed for a \"watchful-waiting\" approach, avoiding unnecessary surgery.
    CONCLUSIONS: These are the first cases reported of TARTs in patients with X-ALD-associated PAI. Testicular lesions in patients with an early onset of ACTH elevation, regardless of the cause, should always be thoughtfully investigated, as they may reveal themselves as TARTs. We suggest that all patients affected from chronic ACTH elevation of a young age of onset should undergo testicular ultrasound in order to evaluate the presence of these lesions. GRT in these patients might also help preserving fertility.
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  • 文章类型: Case Reports
    The lifetime risk for adrenal insufficiency in male children with adrenoleukodystrophy (ALD) is estimated at 80%-86%. Prior to newborn screening, male children with ALD were identified by family history or after symptom development. These young patients with ALD and adrenal insufficiency support newborn screening for ALD.
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