measles virus

麻疹病毒
  • 文章类型: Journal Article
    自2023年底以来,米兰大都会城市和周边地区(意大利北部)一直在经历麻疹的复苏,大多数病例从2024年1月开始检测。在这短暂的时期,我们在流行地区的旅行者中观察到麻疹,国际活动的参与者,接种疫苗和医护人员。土著案件也已确定。尽管我们还没有发现大规模的破坏性疫情,加强监测和疫苗接种活动对于帮助限制麻疹传播的影响至关重要。
    Since late 2023, the Metropolitan City of Milan and surrounding areas (northern Italy) have been experiencing a resurgence of measles, with most cases detected starting from January 2024. During this brief period, we observed measles in travellers from endemic areas, participants in international events, vaccinees and healthcare workers. Indigenous cases have also been identified. Even though we have not yet identified large and disruptive outbreaks, strengthening surveillance and vaccination activities is pivotal to help limit the impact of measles spread.
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  • 文章类型: Case Reports
    我们介绍了一名20岁的女性,她在出现单侧视网膜炎20个月后被诊断为亚急性硬化性全脑炎(SSPE)。在介绍时,该患者的左眼有两个下颞叶黄斑病变。对应于这些地区,光学相干断层扫描(OCT)显示低反射空间,几乎所有的视网膜层都消失.OCT血管造影术(OCTA)显示一些流量不足区域,血管密度降低。她的血清麻疹抗体滴度高(IgG>5000.0mIU/ml)。20个月后,黄斑病变缩小了,有一些局灶性视网膜变薄,椭圆形区中断。OCTA显示,流量不足区域的大小随着灌注密度的相对提高而减小。神经系统检查显示肌阵挛性抽搐。神经心理学评估显示执行功能受损,注意,和缩小词汇流畅性。脑脊液中麻疹IgG抗体高(>230.0U/ml)。脑磁共振成像显示双侧,非特异性,额顶叶皮质下白质和中心半卵中T2高强度的小病灶。本病例是首次描述SSPE相关视网膜病变的OCTA发现。
    We present a 20-year-old woman who was diagnosed with subacute sclerosing panencephalitis (SSPE) 20 months after presenting with unilateral retinitis. At presentation, the patient had two inferotemporal macular lesions in her left eye. Corresponding to these areas, optical coherence tomography (OCT) showed hyporeflective spaces with loss of nearly all of the retinal layers. OCT-angiography (OCTA) demonstrated some flow deficit areas with a reduction in the vessel density. Her serum measles antibody titre was high (IgG >5000.0 mIU/ml). Twenty months later the macular lesions had diminished in size, and there was some focal retinal thinning with interruption of the ellipsoid zone. OCTA showed that the flow deficit areas were diminished in size together with the relatively improved perfusion density. Neurological examination disclosed myoclonic jerks. Neuropsychological assessment demonstrated impaired executive function, attention, and narrowed lexical fluency. Measles IgG antibody was high in the cerebrospinal fluid (>230.0 U/ml). Brain magnetic resonance imaging demonstrated bilateral, non-specific, small foci of T2 hyperintensity in the frontoparietal subcortical white matter and centrum semiovale. The present case is the first where OCTA findings of SSPE-related retinal lesions have been described.
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  • 文章类型: Case Reports
    麻疹病毒(MV)和巨细胞病毒(CMV)可引起儿科感染。我们报告了第一例未接种疫苗的13岁女孩的MV和CMV共感染病例,最近严重急性呼吸道综合症冠状病毒2(SARS-CoV-2)感染,发生在2019年冠状病毒病(COVID-19)大流行期间。COVID-19大流行背景,结合患者复杂的临床情景,表现为持续发烧的症状,腹泻,呕吐,斑丘疹和水肿,除了高水平的炎症标志物,导致怀疑儿童多系统炎症综合征(MIS-C)。最终的诊断和病例的成功处理,症状消退后出院,通过适当的病毒学诊断以及儿科医生和临床微生物学家之间的密切双向合作来实现。该报告主要强调,应在症状一致的未接种疫苗的患者中提高对麻疹的认识,即使在COVID-19时代。
    Measles virus (MV) and cytomegalovirus (CMV) may cause pediatric infection. We report the first described case of MV and CMV co-infection in an unvaccinated 13-mo-old girl, with a recent severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection, occurred during coronavirus disease 2019 (COVID-19) pandemic. The COVID-19 pandemic context, combined with patient\'s complex clinical scenario, presenting symptoms as persistent fever, diarrhea, vomiting, maculopapular rash and edema, in addition to high level of inflammatory markers, led to a suspicion of multisystemic inflammatory syndrome in children (MIS-C). The final diagnosis and the successfully management of the case, discharged after resolution of symptoms, was achieved by a proper virological diagnosis and a close two-way cooperation between pediatricians and clinical microbiologists. The report mainly highlights that awareness about measles should be raised in unvaccinated patients with consistent symptoms, even in the COVID-19 era.
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  • 文章类型: Case Reports
    一名30岁的男性在过去的两天里出现了右眼突然无痛的视力丧失。右眼的裂隙灯检查显示前房和前玻璃体安静。右眼眼底检查显示,局灶性视网膜炎病变集中在中央凹周围,而左边的检查并不显著。他给了我们5岁的麻疹病史,但否认有任何全身性疾病史。光学相干断层扫描(OCT)显示视网膜结构破坏,完整的内界膜膨胀。他的梅毒血清学呈阴性,人类免疫缺陷病毒和弓形虫病。基于临床怀疑,他接受了神经科医生的调查。他的脑电图和脑部磁共振成像在正常范围内,但是在血清和脑脊液中发现了高滴度的抗麻疹抗体。在局灶性坏死性视网膜炎的情况下,应考虑麻疹视网膜病变的诊断,即使中枢神经系统受累的经典发现不存在。
    A 30-year-old male presented with sudden painless loss of vision in the right eye for the last two days. Slit-lamp examination of the right eye revealed a quiet anterior chamber and anterior vitreous. Fundus examination of the right eye revealed a large, focal retinitis lesion centered around the fovea, whereas examination of the left was unremarkable. He gave us a history of Measles at the age of 5 years but denied any history of systemic illness. Optical coherence tomography (OCT) revealed disruption of retinal architecture with ballooning of intact internal limiting membrane. His serology was negative for syphilis, human immunodeficiency virus and toxoplasmosis. Based on clinical suspicion, he was investigated by a neurologist. His electroencephalogram and Magnetic Resonance Imaging of brain were within normal limits, but high titres of anti-measles antibodies were found in serum and cerebrospinal fluid. The diagnosis of measles retinopathy should be considered in cases with focal necrotizing retinitis, even when classical findings of CNS involvement do not exist.
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  • 文章类型: Systematic Review
    背景:亚急性硬化性全脑炎(SSPE)是一种由麻疹病毒持续感染引起的破坏性脑疾病。已经描述了孕妇中的几例SSPE。本系统评价的重点是SSPE孕妇的母婴结局。
    方法:我们搜索了四个数据库(PubMed,Embase,Scopus,和谷歌学者)。我们审查了所有相关案件,发布至2022年8月14日。审查是根据系统审查和荟萃分析(PRISMA)指南的首选报告项目进行的。该方案在PROSPERO(CRD42022348630)注册。我们使用的搜索项目是“((怀孕)或(分娩))和(亚急性硬化性全脑炎(SSPE))”。Dyken的标准用于诊断孕妇的SSPE。将提取的数据记录在Excel表中。JoannaBriggsInstitute病例报告关键评估工具用于评估已发布病例的质量。
    结果:我们收到了19份报告,描述了21例病例的细节。受SSPE影响的女性的年龄从14岁到34岁不等(平均23岁)。在大多数(n=14),临床表现开始于产前。9名怀孕SSPE妇女出现视力丧失。交货后,13名受SSPE影响的妇女死亡。相反,15个胎儿,虽然大多数是早产,还活着。五个胎儿出生后不久死亡或仍然出生。
    结论:结论:怀孕期间的SSPE经常被错过,因为它模仿了子痫。怀孕期间的SSPE通常具有毁灭性的过程。普及儿童早期麻疹疫苗接种是对抗这种威胁的唯一途径。
    BACKGROUND: Subacute sclerosing panencephalitis (SSPE) is a devastating brain disease caused by persistent infection by the measles virus. Several cases of SSPE in pregnant ladies have been described. This systematic review is focused on maternal and foetal outcomes among pregnant women with SSPE.
    METHODS: We searched four databases (PubMed, Embase, Scopus, and Google Scholar). We reviewed all relevant cases, published until 14 August 2022. The review was conducted following the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines. The protocol was registered with PROSPERO (CRD42022348630). The search items that we used were \"((Pregnancy) OR (delivery)) AND (Subacute sclerosing panencephalitis (SSPE))\". Dyken\'s criteria were used for the diagnosis of SSPE in pregnant women. The extracted data was recorded in an Excel sheet. The Joanna Briggs Institute Critical Appraisal tool for case reports was used to assess the quality of published cases.
    RESULTS: We came across 19 reports describing details of 21 cases. The age of SSPE-affected women varied from 14 to 34 years (mean 23 years). In the majority (n=14), clinical manifestations were started in the antepartum period. Nine pregnant SSPE women presented with vision loss. After delivery, 13 SSPE-affected women died. On the contrary, 15 foetuses, though the majority were preterm, were alive. Five foetuses either died soon after birth or were still-born.
    CONCLUSIONS: In conclusion, SSPE in pregnancy is often missed, as it mimics eclampsia. SSPE in pregnancy usually has a devastating course. Universal early childhood measles vaccination is the only way to fight this menace.
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  • 文章类型: Journal Article
    亚急性硬化性全脑炎(SSPE)是由有缺陷的麻疹病毒引起的慢性进行性神经系统疾病。据推测,免疫失调可能导致持续感染(免疫逃避)以及自身免疫现象的发生(通过自然杀伤细胞),从而导致全脑炎。主要目的是研究SSPE患者的免疫失调模式。次要目标是评估测量的免疫学变量与6个月时的残疾/死亡之间的相关性。这是一项探索性病例对照研究,于2020年1月至2021年9月在三级护理转诊机构进行。纳入30例符合Dyken的SSPE标准的连续患者和30例年龄和性别匹配的健康对照。由淋巴细胞亚群分析构成的免疫学概况,免疫球蛋白水平和补体水平在所有病例和对照组。病例按照Jabbour系统进行分期;使用改良的Rankin量表(mRS)评估残疾。SSPE患者的平均年龄为14.76岁(±6.9岁)。男性25例,女性5例;6.7%的病例属于Jabbour的第一阶段,第二阶段为40%,第三阶段为53.3%。至少1/4有麻疹疫苗接种的证据。淋巴细胞绝对计数水平,B细胞,T细胞,辅助T细胞和细胞毒性T细胞在病例中显著增高.IgG,在病例中,IgM和IgE水平显着升高,而IgD水平显着降低。在基线,13.3%的病例的mRS评分为0-2,86.7%的病例评分为3-6;在6个月时,10%的病例的mRS评分为0-2(有利结果),而90%的病例的mRS评分为3-6(不良结果)。发现较高的IgE水平与有利的结果显着相关。免疫失调可能在塑造一个人对麻疹感染的反应以及确定疫苗效力方面发挥重要作用。本文受版权保护。保留所有权利。
    Subacute sclerosing panencephalitis (SSPE) is a chronic progressive neurological condition caused by a defective measles virus. It is postulated that immune-dysregulation might result in persistent infection (immune evasion) as well as initiation of autoimmune phenomenon (via natural killer cells) leading to panencephalitis. The primary objective of this case-control study was to analyse the pattern of immune dysregulation in cases with SSPE. The secondary objective was to assess the correlation between the measured immunological variables and disability/death at 6 months. This was an exploratory case-control study conducted at a tertiary-care referral-facility from January 2020 to September 2021. Thirty consecutive patients fulfilling the Dyken\'s criteria for SSPE and 30 age-and-sex-matched healthy controls were enrolled. Immunological profile constituted by lymphocyte subset analysis, immunoglobulin levels and complement levels were done in all cases and controls. Cases were staged as per Jabbour\'s system; disability was assessed using the modified Rankin Scale (mRS). Patients with SSPE had a mean age of 14.76 years (±6.9 years). There were 25 males and 5 females; 6.7% cases belonged to Jabbour\'s first stage, 40% to second stage and 53.3% to third stage. At least 1/4th had evidence of measles vaccination. Levels of absolute lymphocyte count, B-cells, T cells, helper T-cells, and cytotoxic T-cells were significantly higher in cases. IgG, IgM, and IgE levels were significantly higher while IgD levels were significantly lower in cases. At baseline, 13.3% of cases had a mRS score of 0-2 and 86.7% had a score of 3-6; at 6 months 10% had a mRS score 0-2 (favorable outcome) while 90% had a mRS score 3-6 (poor outcome). Higher IgE levels were found to correlate significantly with favorable outcome. Immune-dysregulation may play a significant role in shaping one\'s response to measles infection as well as in determining vaccine-efficacy.
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  • 文章类型: Case Reports
    未经授权:报告仅表现眼部症状的亚急性硬化性全脑炎(SSPE)患者的眼底照片和谱域光学相干断层扫描(SD-OCT)结果。
    未经证实:一名20岁患者出现左眼(LE)突然视力丧失。眼底照片显示黄斑有黄色病变,SD-OCT显示视网膜内层的反射率增加。LE中坏死性视网膜层的混乱逐渐发展为萎缩性视网膜。然后,视力投诉始于右眼(RE),并伴有神经系统症状。SD-OCT显示RE的内部和外部丛状层水肿和椭圆形区的中断。眼底照片显示患者死亡当天双眼黄斑萎缩。
    UNASSIGNED:本病例报告显示了SSPE视网膜炎的SD-OCT发现,从急性视网膜炎到全萎缩性黄斑的密切随访。这些独特的发现可以被认为是诊断的特征。
    UNASSIGNED: To report the fundus photographs and spectral domain optical coherence tomography (SD-OCT) findings of a patient with subacute sclerosing panencephalitis (SSPE) presenting merely with ocular symptoms.
    UNASSIGNED: A 20-year-old patient presented with sudden loss of vision in the left eye (LE). Fundus photograph showed a yellow lesion in the macula and SD-OCT showed increased reflectivity of the inner retinal layers. Disorganization of the necrotizing retinal layers in the LE gradually progressed to the atrophic retina. Then, visual complaints began in the right eye (RE) accompanied by neurological symptoms. SD-OCT revealed the inner and outer plexiform layers edema and interruption of the ellipsoid zone in RE. Fundus photographs showed macular atrophy for both eyes on the day patient died.
    UNASSIGNED: This case report demonstrates the SD-OCT findings of SSPE retinitis with close follow-up from the acute retinitis to the total atrophic macula. These unique findings may be considered as characteristical for the diagnosis.
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  • 文章类型: Case Reports
    作为微生物感染的表现的发热和皮疹统称为高热症。由于病毒更经常与发烧和皮疹有关,因此,这些症状被强烈地称为病毒exanthem。然而,细菌是引起人类皮疹的一种经常被忽视的感染性病因。此外,某些微生物可能表现出疾病期间爆发的病理特征,并有助于临床诊断。相反,合并感染通常会掩盖原发疾病的临床特征,并进一步挑战试图做出诊断的临床医生。我们回顾性研究了一名患者的临床数据,该患者于2019年7月就诊于曼谷热带病医院,抱怨发烧和皮疹。该病例涉及一名35岁的人,他有3天的发烧史,呼吸道症状,肌痛,结膜炎,腹泻,和泛发性斑丘疹.在检查中,病人发热,心动过速,和快感,平均动脉压为95mmHg.差别白细胞计数显示:白细胞,5800/微升;中性粒细胞,4408/微升;淋巴细胞,406/微升;和血小板,155,000/微升。涉及表皮系统的醒目发现包括Koplik斑点和泛发性斑丘疹。进一步的血清学显示麻疹和风疹病毒免疫球蛋白(Ig)M和IgG阳性,包括梅毒螺旋体的反应性血清学。在这里,我们描述了该患者的临床过程和管理。
    Fever and rash as manifestations of infection by microorganisms are collectively known as febrile exanthem. Since viruses are more frequently associated with fever and rash, these symptoms are thus impetuously termed viral exanthem. However, bacteria represent a frequently overlooked infectious etiology causing rash in humans. In addition, certain microbes may exhibit pathognomonic features that erupt during illness and facilitate clinical diagnosis. Conversely, coinfections often obscure the clinical characteristics of the primary disease and further challenge clinicians attempting to reach a diagnosis. We retrospectively looked at de-identified clinical data of a patient who presented to the Hospital for Tropical Diseases in Bangkok in July 2019 with complaints of fever and rash. The case involved a 35-year-old who presented with a 3-day history of fever, respiratory symptoms, myalgia, conjunctivitis, diarrhea, and a generalized maculopapular rash. On examination, the patient was febrile, tachycardic, and tachypneic, with a mean arterial pressure of 95 mmHg. A differential white blood cell count showed: leukocytes, 5800/µL; neutrophils, 4408/µL; lymphocytes, 406/µL; and platelets, 155,000/µL. Striking findings involving the integumentary system included Koplik\'s spots and generalized maculopapular rash. Further serology revealed positive immunoglobulin (Ig)M and IgG for both measles and rubella virus, including reactive serology for Treponema pallidum. Here we describe the clinical course and management of this patient.
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  • 文章类型: Case Reports
    麻疹(rubeola)是一种高度传染性的病毒。在美国,接种疫苗几乎根除了麻疹,然而零星的爆发仍然存在。虽然麻疹减毒活菌,腮腺炎,风疹疫苗尚未发现会对胎儿造成伤害,怀孕被认为是疫苗的禁忌症,怀孕期间感染麻疹会有严重的后遗症。此外,儿童疫苗接种所赋予的终生免疫力值得怀疑,因为疫苗的保护作用可能会在生育期间减弱。不愿意接种疫苗,或者疫苗犹豫,可能会使一部分育龄人口得不到保护。许多临床医生提供先入为主的可能性不大,小学,围产期保健有机会诊断麻疹。对感染的易感性加上临床医生缺乏经验可能会导致错过阻止这种高度传染性疾病传播的机会,可预防的疾病。介绍了一例父母基于宗教的疫苗犹豫使其成年女儿怀孕的情况。免疫筛查指南,在临床环境中识别麻疹,并审查了缓解传播的协议。
    Measles (rubeola) is a highly contagious virus. Vaccination has nearly eradicated measles in the United States, yet sporadic outbreaks persist. Although the live-attenuated measles, mumps, rubella vaccine has not been found to cause fetal harm, pregnancy is considered a contraindication for the vaccine and contracting measles during pregnancy can have serious sequelae. Furthermore, lifelong immunity conferred by childhood vaccination is questionable as the vaccine\'s protection may wane during the childbearing years. Reluctance to vaccinate, or vaccine hesitancy, may leave a proportion of people of childbearing age unprotected. It is unlikely that many clinicians providing preconception, primary, and perinatal care have had occasion to diagnose measles. Susceptibility to infection combined with clinician inexperience may contribute to missed opportunities to halt the spread of this highly contagious, preventable illness. A case of parents\' religion-based vaccine hesitancy complicating the pregnancy of their adult daughter is presented. Guidelines for screening for immunity, identifying measles in the clinical setting, and protocols for mitigating spread are reviewed.
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  • 文章类型: Editorial
    暂无摘要。
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