Left frontal ventriculoperitoneal shunt. Frontal and parietal burr holes on both sides - attempts at shunt insertion and for the evacuation of an extra-axial hematoma.
Extensive meningeal enhancement, including nodular foci. The enhancement does not extend to the brainstem or the spinal cord.
Pronounced communicating hydrocephalus (the Sylvian aqueduct is patent and shows a flow void on T2WI).
Numerous small white matter high-signal foci on FLAIR, none of which now enhance, showing a reduction in both size and number compared to a study done 2 months prior (not shown). Similar foci in the cerebellum.