Clinical presentation and course of multiple sclerosis in patients with herpesvirus infection

Autor: M. S. Gris, N. S. Baranova, N. N. Spirin, D. S. Kasatkin, D. V. Kiselev, E. G. Shipova
Jazyk: ruština
Rok vydání: 2021
Předmět:
Zdroj: Неврология, нейропсихиатрия, психосоматика, Vol 13, Iss 1S, Pp 21-26 (2021)
Druh dokumentu: article
ISSN: 2074-2711
2310-1342
DOI: 10.14412/2074-2711-2021-1S-21-26
Popis: To date, the features of clinical presentation, course, and the effectiveness of therapy for multiple sclerosis (MS) in the presence of persistent herpesvirus infection (PHVI) remain poorly understood.Objective: to evaluate the features of clinical presentation and course of MS in patients with PHVI to optimize patient management.Patients and methods. We examined 122 patients with a clinically definite diagnosis of MS according to McDonald criteria (2010) (82 women and 40 men, age: 18–50 years, mean age – 37.74±11.04 years). MS duration at the time of examination was from 6 months to 20 years (mean – 8.53±7.47 years), mean Expanded Disability Status Scale (EDSS) score – 2.91±1.67. 86% of patients had relapsing-remitting MS; 14% – secondary progressive MS. 98 (80%) patients received disease modifying therapies (DMTs). All patients underwent a comprehensive clinical and neurological examination, magnetic resonance imaging (MRI). 30 healthy donors (20 women and 10 men, age: 19–62 years, mean age: 39.1±12.1 years) were included in the control group. Serum levels of type-specific IgM and IgG antibodies to herpes simplex virus (HSV) 1, 2, 6, Varicella zoster virus (VVZ), Epstein–Barr virus (EBV), cytomegalovirus (CMV) were detected, in some patients – blood and cerebrospinal fluid (CSF) polymerase chain reaction, serum and CSF oligoclonal IgG.Results and discussion. We identified two sub-groups of MS patients: with PHVI reactivation (main group, n=29) and without it (comparison group, n=93). There were a significantly higher VZV (72%) and EBV infection rate (100%) in MS patients compared to the control group (50% and 83%, respectively). Mixed herpesvirus infection prevailed over mono-infection in MS patients. In contrast to controls, the most common viral pattern in MS group was a combination of 4 herpes viruses: HSV 1, 2 + VZV + EBV + CMV (χ2=3.9; p
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