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. Author manuscript; available in PMC: 2023 Jan 1.
Published in final edited form as: J Clin Neurophysiol. 2022 Jan 1;39(1):78–84. doi: 10.1097/WNP.0000000000000739

TABLE 2.

Scalp EEG Findings During the 72 Stereo EEG Seizures With No Scalp Ictal Pattern

Scalp EEG Pattern During Stereo EEG Seizure No. of Seizures (Percent)
No scalp changes 40 (56)
Diffuse scalp slowing 25 (35)
Focal polymorphic slowing 3 (4)
Focal slowing with mixed epileptiform potentials 3 (4)
Generalized spikes 1 (1)