Adverse events related to extraoperative invasive EEG monitoring with subdural grid electrodes: A systematic review and meta‐analysis

Although providing critical information for patients with medically refractory epilepsy, subdural grids implantation and invasive EEG monitoring entails risks of infection, hemorrhage, and elevated intracranial pressure. The prevalence estimates, likely to be conservative due to selective reporting, are expected to be helpful in counseling patients.