6. Figure legends:
Figure 1 . Scheme presenting the medical history of the patient under study.
BMT: bone marrow transplantation
ICU: Intensive Care Unit
Ig IV: intrevenous immunoglobulins
Figure 2 . Axial slices of brain MRI (T1w TSE SPIR images). Cranial nerves enhancement upon gadolinium injection is shown: blue arrow pointing the hypoglossal nerve (left panel) and the two red arrows pointing the two facial nerves (right panel).