MRI
Normal study.
No focal brain parenchymal lesion or abnormal signal intensity. No abnormal leptomeningeal enhancement. No midline shift or hydrocephalus. Cerebral sulci, gyri and CSF-containing spaces are normal. Basal cisterns are not effaced. No abnormal restricted diffusion on DWI/ADC or abnormal blooming artefacts on GRE sequence.
The brainstem and cerebellum are normal. Bilateral optic nerves are symmetrical and normal in size. No abnormal signal intensity within the optic nerves.