在免疫受损的宿主中,Mycobacterium celatum脑炎模仿自身免疫性条状脑炎:第一个病例报告
Thanapoom Taweephol1, Thanakit Pongpitakmetha2,3,4, Prakit Anukoolwittaya5,6,7
1Department of Microbiology, Faculty of Medicine, Chulalongkorn University, Bangkok, 10330, Thailand.
BMC infectious diseases
|March 6, 2025
概括
非结核菌 (NTM) 脑炎很少见,特别是在免疫功能低下的患者中来自Mycobacterium celatum. 这一案例凸显了当自身免疫性脑炎治疗失败时考虑慢性感染的重要性.
科学领域:
- 神经学 神经学
- 传染性疾病 传染性疾病
- 免疫学 免疫学 免疫学
背景情况:
- 非结核性菌根细菌 (NTM) 很少引起脑炎,在免疫受损的个体中构成诊断挑战.
- NTM脑炎呈现出多样化的临床症状,经常模仿其他神经疾病.
- 菌是中枢神经系统感染的非典型原因,特别是在免疫受损的宿主中.
研究的目的:
- 在一个免疫力低下的患者中报告Mycobacterium celatum脑炎的独特病例.
- 描述这种罕见的NTM脑炎的临床表现,诊断过程和治疗.
- 要突出NTM脑炎和自身免疫性条状脑炎 (ASE) 之间的差异诊断.
主要方法:
- 一个35岁的免疫受损妇女的案例研究,患有长期发烧和认知能力下降.
- 使用脑成像 (T2 / FLAIR),脑脊液分析和立体脑活检进行诊断.
- 在脑组织中鉴定了Mycobacterium celatum,导致了明确的诊断和治疗调整.
主要成果:
- 患者出现了帕金森症和认知障碍,脑部成像模仿ASE.
- 对于疑似ASE的初始治疗是无效的,需要进一步调查.
- 通过脑活检证实了Mycobacterium celatum脑炎的诊断,随后进行了成功的抗NTM治疗.
结论:
- NTM可以侵入中枢神经系统并触发类似于自身免疫性脑炎的免疫反应.
- 组织活检对于在怀疑自身免疫性脑炎没有反应治疗的情况下诊断慢性感染至关重要.
- 早期识别和适当的抗NTM治疗可以导致NTM脑炎的临床稳定性.
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