case_images: PMC10462932_01
case_images: An ictal electroencephalogram (EEG) showing 1 Hz spike-wave pattern denoted as clonic phase and 10 Hz polyspike waves denoted as tonic phase of a generalised tonic-clonic seizure.
case_images: bmjno-2023-000459f01.jpg
case_images: PMC10462932_01_bmjno-2023-000459f01.jpg
case_images: F1
case_images: On electroencephalogram (EEG), generalised 10 Hz polyspikes were seen during the tonic phase, followed by a 1 Hz spike-wave pattern reflecting the clonic phase of the patient's generalised tonic-clonic seizures (figure 1).