TR Dizin İndeksli Yayınlar Koleksiyonu / TR Dizin Indexed Publications Collection

Permanent URI for this collectionhttps://hdl.handle.net/20.500.14365/4

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  • Article
    Citation - Scopus: 1
    Ocular Flutter-Myoclonus-Ataxia Syndrome After mRNA BNT162b2 COVID-19 Vaccine: A Case Report
    (Turkish Neuropsychiatric Society, 2022) Poyraz, T.; Varol, A.; Uysal, Armağan; Uysal, Hasan Armağan
    Ocular flutter (OF) is a rare oculomotor syndrome. The most common etiologies are paraneoplastic, postinfectious and toxic-metabolic. However post-vaccinal etiology was rarely reported in OF. Here, we reported a post-vaccinal clinical syndrome characterized by OF-myoclonus and ataxia associated with oligoclonal bands (OCBs). A 60-year-old male who presented with dizziness, unsteady gait, involuntary movements, involuntary conjugate eye oscillations and extremity jerks that started 3 days after the second dose of mRNA BNT162b2 Covid-19 vaccine. Routine biochemical and serological analysis were within normal limits. No pathological finding was detected in brain MRI. Paraneoplastic and autoimmune encephalitis tests were unremarkable in cerebrospinal fluid (CSF). Oligoclonal bands were positive in CSF. This is the first description of the relationship between vaccines against SARS-CoV-2 and the clinical syndrome of OF, Myoclonus and Ataxia (OFMAS). Humoral immune mechanisms seem to play an important role in OFMAS. Presence of OCBs in CSF may also be associated with this condition. © 2022 by Turkish Association of Neuropsychiatry.
  • Article
    Citation - WoS: 1
    Citation - Scopus: 1
    Comparison of Facial Palsy Cases Before and During the Pandemic Coronavirus Disease-2019
    (Galenos Publ House, 2023-06-23) Uysal, Hasan Armağan; Güllüoğlu, Halil
    Objective: The pandemic coronavirus disease-2019 (COVID-19) is caused by a novel type of coronavirus named severe acute respiratory syndrome coronavirus-2 and is rapidly spreading all over the world. In addition to various neurological symptoms, acute facial palsy was diagnosed as the main neurological symptom in some COVID-19 patients. The current study aimed to analyze the variation and any possible association in the case numbers or medical symptoms of patients with facial palsy before and during the COVID-19 pandemic.Methods: The clinical files of patients who were diagnosed with facial palsy in the Neurology Department of Medicalpoint Hospital, University of Economics Faculty of Medicine, Izmir were retrospectively investigated. To compare the facial palsy cases according to different periods, two patient groups were formed: before the COVID-19 pandemic and during the COVID-19 pandemic. The pandemic group was further divided into two subgroups as COVID-19-positive and COVID-19-negative patients to compare the effects of COVID-19 on facial palsy.Results: During the specified COVID-19 period (May 2020-January 2021) of the study, 38 patients were admitted to the hospital for facial palsy; 34 facial palsy patients were admitted in the same calendar period as the two previous years (May 2018-January 2019). There was no significant difference in the frequency of facial palsy between these two time periods. There were significant differences between before and during the COVID-19 pandemic groups regarding response to cortisone therapy (p<0.001), facial palsy grade (p<0.001), electromyography findings (p=0.005), denervation (p<0.001), and 6 months recovery (p<0.001) data. There were also significant differences between the COVID-19-positive and COVID-19-negative subgroups regarding response to cortisone therapy (p=0.015) and facial palsy grade (p=0.001).Conclusion: The current study findings support the possible association between the severity of the clinical course of facial palsy and COVID-19. Further studies are needed to prove a direct association between facial palsy and COVID-19.