At first, Covid was primarily considered a lung disease. The most severely affected patients did indeed suffer from acute respiratory syndrome, as seen in influenza. But it quickly became clear that the virus was also causing neurological symptoms: anosmia, seizures, stroke, loss of consciousness, confusion, long-term cognitive difficulties ... To explain it, there is of course the violence of the disease and treatments inflicted on intensive care patients. But anosmia and cognitive "fog" are also very common in those with mild forms of the disease. So everything seems to indicate that somehow Sars-CoV-2 does much more than attack our lungs.
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Covid-19: the virus is able to enter the brain and infect neurons there
In
Nature Neuroscience
, a team united within a European consortium recently proposed a microvascular track: the virus would destroy cells lining the blood vessels of the brain, disrupting its blood supply.
The mechanism in
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