Paterson et al. [40] Definite diagnosis (not specified) (normal chest CT) Increased CRP and fibrinogen NA Increased total protein (0.6 g/L) leucocytes: 2 cells/μL (0-5), Glucose 3.4 (mmol/L; 2.2-4.2) Demyelinating AIDP Brain: no pathological findings IVIG Mechanical invasive ventilation 46 days (ongoing) of hospitalisation, still critical and requiring ventilation