1. Critical Care Unit, University Hospital of Purpan, Toulouse, France
2. Toulouse NeuroImaging Center, Unité Mixte de Recherche 1214, Institut National de la Santé et de la Recherche Médicale, Université Paul Sabatier, Toulouse, France
3. Department of Intensive Care Medicine and Infectious Diseases, Bichat-Claude Bernard University Hospital, Paris, France
4. Department of Neuroradiology, University Hospital of Purpan, Toulouse, France
5. Critical Care Unit, University Hospital of Pellegrin, Bordeaux, France
6. Critical Care Unit, University Hospital of Rennes, Rennes, France
7. Critical Care Unit, Regional and University Hospital of Nancy, Nancy France
8. Critical Care Unit, University Hospital of Montpellier, Montpellier, France
9. Critical Care Unit, University Hospital Gabriel Montpied, Clermont Ferrand, France
10. Critical Care Unit, University Hospital Edouard Herriot, Hospices Civils of Lyon, Lyon, France
11. Neurological Critical Care Unit, Hospital Pierre Wertheimer, Hospices Civils of Lyon, Lyon, France
12. Critical Care Unit, University Hospital of Nantes, Nantes, France
13. Critical Care Unit, University Hospital of Angers, Angers, France
14. Critical Care Unit, University Hospital Hautepierre of Strasbourg, Strasbourg, France
15. Critical Care Unit, University Hospital La Miletrie, Poitiers, France
16. Critical Care Unit, Regional University Hospital La Cavale Blanche, Brest, France
17. Critical Care Unit, University Hospital of Henri Mondor, Créteil, France
18. Critical Care Unit, Regional Hospital of Saint Brieuc, Saint Brieuc, France
19. Critical Care Unit, University Hospital of Saint Antoine, Paris, France
20. Critical Care Unit, University Hospital of Annecy Genevois, Epagny Metz-Tessy, France
21. Critical Care Unit, Regional Hospital of Chambery, Chambery, France
22. Critical Care Unit, University Hospital of Clermont-Ferrand, Clermont-Ferrand, France
23. Critical Care Unit, University Hospital Cochin, Paris, France
24. Critical Care Unit, University Hospital Salengro, Lille, France
25. Critical Care Unit, University Hospital of Nice, Nice, France
26. Critical Care Unit, Regional Hospital of Pau, Pau, France
27. Department of Neurology, University Hospital of Purpan, Toulouse, France
28. Critical Care Unit, University Hospital of Rangueil, Toulouse, France
29. Laboratory for Vascular Translational Science, Sorbonne Paris Cité, Unité Mixte de Recherche 1148, Institut National de la Santé et de la Recherche Médicale, Paris Diderot University, Paris, France
30. for the ENCEPHALITICA Consortium