脱线和Omicron变体感染相关的视神经炎之间的比较
Jing Zhang1,2, Lian Wang2, Chunli Chen1
1Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing Key Laboratory of Ophthalmology and Visual Science, 100730 Beijing, China.
Discovery medicine
|September 26, 2024
概括
与demyelinating视神经炎相比,与Omicron相关的视神经炎呈现出更大的疼痛和明显的脑脊液发现. 类固醇单一治疗可能是合适的,但对于这些视神经炎类型的治疗和预后有所不同.
科学领域:
- 神经学 神经学
- 眼科医生 眼科 眼科
- 传染性疾病 传染性疾病
背景情况:
- 病毒感染,包括SARS-CoV-2 Omicron变种,与脱髓化有关.
- 在Omicron感染后的视神经炎 (ON) 可能不同于自发脱神经炎.
- 了解这些差异对于适当的患者管理至关重要.
研究的目的:
- 为了比较临床特征,脑液分析,治疗和与Omicron相关的ON相比自发脱髓化的ON的结果.
- 确定区分这两种ON病因的独特特征.
主要方法:
- 一项病例控制研究涉及15名患有与Omicron相关的ON患者和15名患有脱髓化的ON患者.
- 临床数据,脑脊液 (CSF) 分析,治疗策略和患者结果的比较.
- 统计分析以确定组之间的显著差异.
主要成果:
- 欧米克朗-ON患者报告眼部疼痛增加,并出现周围毛囊出血.
- 在Omicron-ON中,脑脊液显示了淋巴细胞的白细胞计数 (WCCs) 增加,但较低的橄克隆带 (OCBs).
- 3个月后,Omicron-ON表现出更大的质细胞损失,在CSF中没有检测到SARS-CoV-2RNA.
结论:
- 与Omicron相关的ON与去髓化ON相比,具有不同的临床和CSF概况.
- 在CSF中缺少病毒RNA表明,类固醇单疗可能适用于Omicron-ON.
- 为了区分ON病因,需要量身定制的治疗方法和预后.
相关概念视频
01:25Glaucoma: Overview
Glaucoma is an eye condition characterized by increased intraocular pressure that damages the retina and optic nerve, leading to irreversible blindness if left untreated. The human eye has various components, including the cornea, iris, pupil, lens, and optic nerve. Aqueous humor is secreted by the epithelium of the ciliary body in the posterior chamber and flows through the trabecular meshwork and canal of Schlemm, maintaining normal intraocular pressure. The trabecular meshwork and the canal...
01:25Arboviral Encephalitis
Arboviral encephalitis refers to brain inflammation caused by arthropod-borne viruses, particularly those transmitted through mosquito vectors. Among these, West Nile virus (WNV), a member of the Flaviviridae family, is a significant public health concern. WNV is an enveloped, positive-sense, single-stranded RNA virus. Human infection typically begins when an infected mosquito introduces the virus into the dermis during feeding. The primary transmission cycle involves birds as amplifying hosts...
01:26Bacterial Meningitis II: Pathophysiology
Bacterial meningitis typically begins when pathogens such as Neisseria meningitidis and Streptococcus pneumoniae colonize the nasopharynx and invade the bloodstream. This process is facilitated by bacterial virulence factors, such as polysaccharide capsules, which resist phagocytosis and complement-mediated killing. Less commonly, bacteria reach the central nervous system via contiguous spread from infections like otitis media or sinusitis, through congenital or acquired dural defects, or...
01:19Encephalitis l: Introduction
Encephalitis is inflammation of the brain parenchyma, most often due to infections or autoimmune processes. It presents with neuropsychiatric features such as fever, altered mental status, behavioral changes, cognitive dysfunction, seizures, focal deficits, and sometimes autonomic instability. In some cases, the meninges are also involved, resulting in meningoencephalitis.Infectious CausesInfectious encephalitis is most commonly viral but can also result from bacterial, fungal, or parasitic...
01:26Encephalitis ll: Pathophysiology
Encephalitis is inflammation of the brain parenchyma caused by direct viral invasion or immune-mediated mechanisms triggered by infections or tumors. Both processes lead to neuronal injury, disrupted neurotransmission, and diverse neurological symptoms, often with overlapping clinical and pathological features.Autoimmune EncephalitisIn autoimmune encephalitis, antibodies target neuronal antigens on cell surfaces, synapses, or within neurons. A key example is anti-NMDAR encephalitis, which can...
01:19Multiple Sclerosis l: Introduction
Multiple sclerosis is a chronic autoimmune disease of the central nervous system (CNS) that affects the brain, spinal cord, and optic nerves. It is an inflammatory demyelinating disorder and a leading cause of neurological disability in young adults.EpidemiologyMS commonly begins between 20 and 40 years of age and is twice as common in women. Its exact cause remains unclear, but genetic susceptibility contributes, with higher risk in first-degree relatives and identical twins. A greater...