• COVID-19 patients with total loss of smell have more olfactory bulb abnormalities at the magnetic resonance imaging than patients without loss of smell. • The olfactory bulb MRI abnormalities may be objectified through a signal intensity ratio measurement that is calculated between the average signals of the olfactory bulb and the frontal white matter. • The loss of smell is probably due to olfactory bulb inflammation related to virus spread.
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Source |
|---|---|
| http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7392133 | PMC |
| http://dx.doi.org/10.1016/j.jinf.2020.07.028 | DOI Listing |
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