Cognitive and Psychological Disorders After Severe COVID-19 Infection

Inclusion Criteria: * Patients between 18 and 65 years of age (at discharge of hospitalization), * Patient hospitalized for more than 72 hours (in intensive care or conventional sector) for a COVID-19 infection defined by a positive PCR (Polymerase Chain Reaction) test and/or typical aspect on thoracic scanner, * Patient discharged from hospital between 01/10/2020 and 01/04/2021, * Patient with suspected cognitive impairment (obtaining a pathologic QPC score) during the phone screening, * Patient having received complete information on the organization of the research and having given written informed consent (or a third person, independent of the investigator and the sponsor, in case of inability to read or write), * Patient affiliated with a social security plan or beneficiary of such a plan, * Patient with a sufficient level of written French comprehension to complete the cognitive assessment. Exclusion Criteria: * Inability to travel to perform the BNP or additional tests, * Contraindication to perform brain MRI (pacemaker, etc.), * Presence of chronic neurological diseases (multiple sclerosis, neurodegenerative disease, epilepsy) and/or major cognitive disorders (stroke, head trauma) pre-COVID-19, * Presence of psychiatric disorder historys (bipolar or psychotic illness) pre-COVID-19, * Patients with very extensive post-COVID-19 brain damage leading to impossibility to realise cognitive assessment, * Addictive history or comorbidities (alcoholism, drug use) with sequelae of cognitive impairment, * Persons covered by articles L. 1121-5, L. 1121-7 and L1121-8 of the Public Health Code.