![]() ![]() The investigators had no access to data on any Covid-related symptoms the participants may have experienced. ![]() "It needs to be determined if these patients could further deteriorate over a period of time," he said. Gwenaëlle Douaud, an associate professor at the Nuffield Department of Clinical Neurosciences at Oxford and the paper’s lead author, said that the excess loss of brain volume she and her colleagues observed in brain scans of hundreds of British individuals is equivalent to at least one extra year of normal aging. ![]() Most of the brain-related studies in this field have focused on those with moderate to severe Covid. The research, which was published Monday in Nature, also stands out because the lion’s share of its participants apparently had mild Covid - by far, the most common outcome of coronavirus infections. Gwenaëlle Douaud, in collaboration with Anderson Winkler and Saad Jbabdi, University of Oxford and NIH.įull coverage of the coronavirus pandemic The red-yellow regions are the parts of the brain that shrank the most in the 401 SARS-CoV-2 infected participants, compared with the 384 noninfected participants. Spudich, a neurologist at the Yale University School of Medicine, who was not involved in the research. “This study design overcomes some of the major limitations of most brain-related studies of Covid-19 to date, which rely on analysis and interpretation at a single time point in people who had Covid-19,” said Dr. ![]()
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