'Brain fog' following Covid-19 recovery may indicate post-traumatic stress disorder
A review of data from the SARS and MERS outbreaks showed that those survivors had heightened risk for PTSD. In the case of COVID-19, the symptoms of PTSD may arise in response to the invasive measures needed to treat the patients, including intubation and ventilation, which can be traumatic for fearful patients. Other times, delirium causes patients with COVID-19 to suffer hallucinations, and the memory of these terrifying sensations continues to plague the recovered patient. - livemint.com