Impact of SARS-CoV-2 infection on patients with myasthenia gravis: a retrospective study in a Chinese population

Autor: Peng Liu, Mengna Li, Liqing Li, Wenli Jia, Huimin Dong, Guoyan Qi
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Frontiers in Neurology, Vol 15 (2024)
Druh dokumentu: article
ISSN: 1664-2295
DOI: 10.3389/fneur.2024.1482932
Popis: Background and purposeMyasthenia gravis (MG) is characterized by fluctuating muscle weakness due to immune-mediated damage to acetylcholine receptors. Viral infections can exacerbate symptoms of muscle weakness, and the clinical status of patients with MG may influence the outcomes of such infections. Here, we identified factors of symptom exacerbation, severe SARS-CoV-2 infection, and pneumonia in patients with MG who are infected with SARS-CoV-2.MethodsThe clinical characteristics and outcomes of 341 MG patients infected with SARS-CoV-2 across multiple regions in China were determined.ResultsThe median age of the patients was 49 years (range: 35–60 years) and the median disease duration was 4 years (range: 2–8 years). Among the patients, 67 (49.0%) were male and 174 (51.0%) were female. Multivariate analysis indicated that thymectomy [OR, 1.654 (95% CI, 1.036–2.643); p = 0.035], severe SARS-CoV-2 infection [OR, 4.275 (95% CI, 2.206–8.286); p
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