I'm not equating Covid-19 to the flu, but ground glass opacities are common among people with influenza. They're also not uncommon in older folks with no histor

I'm not equating Covid-19 to the flu, but ground glass opacities are common among people with influenza. They're also not uncommon in older folks with no history of smoking etc. Right now the evidence of long term or permanent damage to lungs is very muddled and often anecdotal.