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Invasive subdural grid monitoring

Case contributed by Bruno Di Muzio
Diagnosis not applicable

Presentation

Patient with intractable epilepsy.

Patient Data

Age: 50
Gender: Male

Left temporal craniotomy with placement of subdural grids.

No evidence of acute hemorrhage. The basal ganglia and posterior fossa are normal.

Ventricles are of normal size with effacement of the left frontal and parietal sulci in the location of recent surgery.

IMPRESSION: No evidence of hydrocephalus or acute bleed.

Case Discussion

Intracranial subdural grid monitoring is a diagnostic tool for the epileptogenic focus localization for planning surgery treatment. 

This technique is reported as revealing a epileptogenic focus in 79% of monitoring sessions 1

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