The neurologic features of COVID-19 infection still remain under investigation as a growing number of reports indicates the potential for cognitive symptoms in certain patient cases. Recent research has examined high-resolution magnetic resonance imagery to reveal microvascular brain injury and inflammation in COVID-19 patients who have died, however, no evidence of direct SARS-CoV-2 viral attack in tissue samples has been reported. The damage is reportedly caused by thinning and leaky brain blood vessels tied to the viral infection, per a letter recently published in the New England Journal of Medicine.
February 16, 2021
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