Sudden loss of smell could be a sign of COVID-19, say ENT specialists from around the world, even in the absence of other symptoms.
The experts from the UK, the US and Australia are calling for anosmia to be added to the list of possible symptoms to be asked about when screening for potentially having the virus.
It is believed this novel coronavirus causes swelling of the olfactory mucosa more than other viruses, suggesting the symptom could be used as a clinical indicator of COVID-19.
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