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Guillain-Barré syndrome: The first documented COVID-19-triggered autoimmune neurologic disease: More to come with myositis in the offing.

吉兰-巴雷综合征: 第一个记录在案的COVID-19-triggered自身免疫性神经系统疾病: 更多伴随肌炎。

  • 影响因子:7.7240
  • DOI:10.1212/NXI.0000000000000781
  • 作者列表:"Dalakas MC
  • 发表时间:2020-06-09
Abstract

OBJECTIVE:To present the COVID-19-associated GBS, the prototypic viral-triggered autoimmune disease, in the context of other emerging COVID-19-triggered autoimmunities, and discuss potential concerns with ongoing neuroimmunotherapies. METHODS:Eleven GBS cases in four key COVID-19 hotspots are discussed regarding presenting symptoms, response to therapies and cross-reactivity of COVID spike proteins with nerve glycolipids. Emerging cases of COVID-19-triggered autoimmune necrotizing myositis (NAM) and encephalopathies are also reviewed in the context of viral invasion, autoimmunity and ongoing immunotherapies. RESULTS:Collective data indicate that in this pandemic any patient presenting with an acute paralytic disease-like GBS, encephalomyelitis or myositis-even without systemic symptoms, may represent the first manifestation of COVID-19. Anosmia, ageusia, other cranial neuropathies and lymphocytopenia are red flags enhancing early diagnostic suspicion. In Miller-Fisher Syndrome, ganglioside antibodies against GD1b, instead of QG1b, were found; because the COVID-19 spike protein also binds to sialic acid-containing glycoproteins for cell-entry and anti-GD1b antibodies typically cause ataxic neuropathy, cross-reactivity between COVID-19-bearing gangliosides and peripheral nerve glycolipids was addressed. Elevated Creatine Kinase (>10,000) is reported in 10% of COVID-19-infected patients; two such patients presented with painful muscle weakness responding to IVIg indicating that COVID-19-triggered NAM is an overlooked entity. Cases of acute necrotizing brainstem encephalitis, cranial neuropathies with leptomeningeal enhancement, and tumefactive postgadolinium-enhanced demyelinating lesions are now emerging with the need to explore neuroinvasion and autoimmunity. Concerns for modifications-if any-of chronic immunotherapies with steroids, mycophenolate, azathioprine, IVIg, and anti-B-cell agents were addressed; the role of complement in innate immunity to viral responses and anti-complement therapeutics (i.e. eculizumab) were reviewed. CONCLUSIONS:Emerging data indicate that COVID-19 can trigger not only GBS but other autoimmune neurological diseases necessitating vigilance for early diagnosis and therapy initiation. Although COVID-19 infection, like most other viruses, can potentially worsen patients with pre-existing autoimmunity, there is no evidence that patients with autoimmune neurological diseases stable on common immunotherapies are facing increased risks of infection.

摘要

目的: 在其他新出现的COVID-19-associated自身免疫的背景下,介绍GBS (原型病毒触发的自身免疫性疾病) COVID-19-triggered,并讨论正在进行的神经免疫治疗的潜在问题。 方法: 讨论了 4 个新型冠状病毒肺炎热点的 11 例GBS病例的症状表现、对治疗的反应以及COVID spike蛋白与神经糖脂的交叉反应性。COVID-19-triggered自身免疫性坏死性肌炎 (NAM) 和脑病的新病例也在病毒入侵,自身免疫和正在进行的免疫治疗的背景下进行综述。 结果: 总体数据表明,在这种大流行中,任何表现为急性麻痹性疾病的患者 -- 如GBS、脑脊髓炎或肌炎 -- 即使没有全身症状,也可能是新型冠状病毒肺炎的首发表现。嗅觉丧失、失常、其他颅神经病变和淋巴细胞减少是增强早期诊断怀疑的危险信号。在Miller-Fisher综合征中,发现了抗GD1b的神经节苷脂抗体,而不是QG1b; 因为新型冠状病毒肺炎的刺突蛋白也与含唾液酸的糖蛋白结合,用于细胞进入和anti-GD1b抗体通常引起共济失调性神经病,所以研究了含新型冠状病毒肺炎神经节苷脂和外周神经糖脂之间的交叉反应性。10,000 的COVID-19-infected患者报告了肌酸激酶升高 (> 10%); 2 例此类患者出现IVIg反应的疼痛性肌无力,表明COVID-19-triggered NAM是一个被忽视的实体。急性坏死性脑干脑炎、软脑膜强化的颅神经病变和肿瘤样钆后强化的脱髓鞘病变的病例现在正在出现,需要探索神经侵犯和自身免疫。解决了类固醇、霉酚酸酯、硫唑嘌呤、IVIg和抗B细胞药物的慢性免疫疗法的修饰问题 (如果有的话); 补体在天然免疫对病毒应答和抗补体治疗中的作用 (i。e.Eculizumab) 进行了综述。 结论: 新的数据表明,新型冠状病毒肺炎不仅可以引发GBS,还可以引发其他自身免疫性神经系统疾病,因此需要警惕早期诊断和开始治疗。尽管像大多数其他病毒一样,新型冠状病毒肺炎感染可能会使预先存在自身免疫的患者恶化,但没有证据表明稳定在普通免疫疗法上的自身免疫性神经系统疾病患者面临感染风险增加。

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影响因子:1.52
发表时间:2020-04-02
DOI:10.1080/09273948.2019.1597896
作者列表:["Apivatthakakul A","Kunavisarut P","Rothova A","Pathanapitoon K"]

METHODS::Purpose: To report on ocular Vogt-Koyanagi-Harada (VKH)-like syndrome under vemurafenib treatment for metastatic melanoma.Design: A case report.Method: Description of clinical and imaging manifestations including fundus photography, fluorescein, and indocyanine green angiography.Results: A 46-year-old Thai female was diagnosed with metastatic melanoma of the skin and had been treated with multiple surgical excisions, radiotherapy, and vemurafenib (initial dose 480 mg orally twice daily, subsequently increased to maximum dose of 960 mg twice daily). After 6 months of vemurafenib use, she complained of bilateral redness and photophobia and was diagnosed with bilateral anterior uveitis, which was topically treated. Two weeks later, her visual acuity (VA) sharply deteriorated to 20/80 and counting fingers. Ocular examination at that stage stronly resembled acute VKH disease. She exhibited intraocular inflammation, and her fundus examination revealed bilateral optic disc swelling and serous retinal detachment. Fluorescein angiogram showed disc leakage and multiple pinpoint hyperfluorescence leakage spots and indocyanine green demonstrated multiple hypofluorescent spots. Oral prednisolone 30 mg/day was commenced while vemurafenib medication was ceased. Three weeks later, her vision improved, and serous retinal detachment subsided. However, her cutaneous melanoma recurred.Conclusions: Vemurafenib, a potential adjunct treatment for metastatic melanoma, was complicated by the development of panuveitis, papillitis, and multiple serous detachments. These ocular symptoms were similar to the presentation of acute VKH syndrome.

翻译标题与摘要 下载文献
影响因子:2.19
发表时间:2020-01-01
DOI:10.1111/dmcn.14268
作者列表:["Crow YJ","Shetty J","Livingston JH"]

METHODS::Comprehensive reviews of the clinical characteristics and pathogenesis of Aicardi-Goutières syndrome (AGS), particularly its contextualization within a putative type I interferonopathy framework, already exist. However, recent reports of attempts at treatment suggest that an assessment of the field from a therapeutic perspective is warranted at this time. Here, we briefly summarize the neurological phenotypes associated with mutations in the seven genes so far associated with AGS, rehearse current knowledge of the pathology as it relates to possible treatment approaches, critically appraise the potential utility of therapies, and discuss the challenges in assessing clinical efficacy. WHAT THIS PAPER ADDS: Progress in understanding AGS disease pathogenesis has led to the first attempts at targeted treatment. Further rational therapies are expected to become available in the short- to medium-term.

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翻译标题与摘要 下载文献
影响因子:1.52
发表时间:2020-04-02
DOI:10.1080/09273948.2019.1603312
作者列表:["Takayama K","Obata H","Takeuchi M"]

METHODS::Purpose: To report the efficacy of adalimumab in a case of chronic Vogt-Koyanagi-Harada (VKH) disease refractory to conventional corticosteroids and immunosuppressive therapy and complicated by central serous chorioretinopathy (CSC).Case report: A 66-year-old woman diagnosed with VKH was treated with intravenous corticosteroids followed by oral corticosteroids and cyclosporine. However, systemic corticosteroids could not be tapered because of recurrent ocular inflammation and systemic complications (diabetes mellitus, moon face, bone weakness), while CSC appeared in both eyes. A diagnosis of chronic VKH resistant to medications complicated by corticosteroid-induced CSC was made. Systemic corticosteroids and cyclosporine were tapered and adalimumab initiated. Bilateral ocular inflammation and CSC were gradually reduced and visual acuity improved without any adverse effect. Twelve months after starting adalimumab monotherapy, no signs of active VKH and CSC were present.Conclusions: Adalimumab is one of the effective therapeutic options for refractory VKH disease complicated with corticosteroid-induced adverse effects.

神经系统自身免疫性疾病方向

神经系统自身免疫性疾病是以自身免疫细胞、免疫分子等攻击神经系统为主要致病机制的自身免疫性疾病。在免疫反应中,作用于神经系统自身抗原的致病抗体统称为神经系统自身抗体。

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