MRI
- Multiplanar brain MRI revealed scattered T2/FLAIR hyperintense foci in the left cerebral hemisphere distributed in the centrum semiovale, subcortical white matter, insular cortex and periventricular region, showing diffusion restriction.
- T2WI revealed absent signal void in the in the petrous and cavernous portions of the left ICA which is confirmed by the cerebral MRA study.
- Diffuse brain atrophy.
- Infratentorial structures are unremarkable.
- Signs of chronic maxillary sinusitis.