EDITORIAL these patients are at a very high thrombotic risk. At this point, Evolving Neuroimaging Findings the use of therapeutic or prophylactic anticoagulation started to during COVID-19 increase for hospitalized patients. For clinical neuroradiologists, more brain imaging demonstrated hemorrhagic strokes, whether R. Jain hemorrhagic conversion of ischemic stroke or parenchymal hem- orrhages, of which many were in patients receiving therapeutic or prophylactic anticoagulation. Hemorrhagic stroke constituted about 25% of positive neuroimaging findings during this early 1,6 he coronavirus 2019 (COVID-19) pandemic first appeared and midphase of the pandemic. Tin the United States in late February, and New York City Neuroradiologists have seen their share of various zoonotic vi- (NYC) had its first case on March 1, 2020, with the outbreak ral outbreaks affecting the central nervous system in the past few reaching its peak in NYC around April 7. NYC hospitals started decades. Neurologic injury in COVID-19 is hypothesized to be to see a surge of patients with COVID-19 during the early pan- due to 2 mechanisms: 1) direct virus injury; and 2) indirect demic epoch, which quickly saturated the health care resources. injury–related cytokine storm and increased coagulation. There During the early pandemic epoch, most patients were treated
American Journal of Neuroradiology – American Journal of Neuroradiology
Published: Aug 1, 2020
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