Non-invasive brain stimulation for fatigue in post-acute sequelae of SARS-CoV-2 (PASC)

Autor: Kelly Santana, Eduardo França, João Sato, Ana Silva, Maria Queiroz, Julia de Farias, Danniely Rodrigues, Iara Souza, Vanessa Ribeiro, Egas Caparelli-Dáquer, Antonio L. Teixeira, Leigh Charvet, Abhishek Datta, Marom Bikson, Suellen Andrade
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Brain Stimulation, Vol 16, Iss 1, Pp 100-107 (2023)
Druh dokumentu: article
ISSN: 1935-861X
DOI: 10.1016/j.brs.2023.01.1672
Popis: Background: and purpose: Fatigue is among the most common persistent symptoms following post-acute sequelae of Sars-COV-2 infection (PASC). The current study investigated the potential therapeutic effects of High-Definition transcranial Direct Current Stimulation (HD-tDCS) associated with rehabilitation program for the management of PASC-related fatigue. Methods: Seventy patients with PASC-related fatigue were randomized to receive 3 mA or sham HD-tDCS targeting the left primary motor cortex (M1) for 30 min paired with a rehabilitation program. Each patient underwent 10 sessions (2 sessions/week) over five weeks. Fatigue was measured as the primary outcome before and after the intervention using the Modified Fatigue Impact Scale (MFIS). Pain level, anxiety severity and quality of life were secondary outcomes assessed, respectively, through the McGill Questionnaire, Hamilton Anxiety Rating Scale (HAM-A) and WHOQOL. Results: Active HD-tDCS resulted in significantly greater reduction in fatigue compared to sham HD-tDCS (mean group MFIS reduction of 22.11 points vs 10.34 points). Distinct effects of HD-tDCS were observed in fatigue domains with greater effect on cognitive (mean group difference 8.29 points; effect size 1.1; 95% CI 3.56–13.01; P
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