Covid-19 Delirium (Distorted Reality): Its Roots and Aftermaths

The flu also also causes significant delirium in hospitalized patients:

https://onlinelibrary.wiley.com/doi/full/10.1111/irv.12177

Brain swelling caused by the flu is more dangerous than swelling caused by SARS, this research was done in 2013. We don't know if applies to SARV COV2, but it is a positive sign.

At this time the "discovery" that COVID-19 causes delirium in hospitalized patients should not cause anyone to panic, as it is a well known side effect of SARS like viruses.

Why it is being presented so sensationally I cannot say, it has been known for three months that patients with severe symptoms that originate in the nose (not chest) are in danger of a mild encephalopathy.