Table 1: Characteristics of patients with Chiari I malformation and epilepsy.

Gender Age at CM-I diagnosis Age at onset of seizures Presenting Symptoms Type of seizure EEG pathology Outcome Tonsillar herniation (in millimeters) Associated symptoms
F 5 days 5 days Muscle relaxation and blue lips Absence Abnormal graph in anterior and posterior left quadrant and homologous area Patient continuing Oxcarbazepine treatment, asymptomatic 9 Cortical dysplasia,
M 3 years 3.5 years Headaches Headaches Centrotemporal left pathology Patient started on phenytoin which was sequentially stopped 6 Attention deficit hyperactivity disorder
M 4 years 4 years Focal epilepsy Focal epilepsy Left frontal epileptic source in F7, F3 FP1 Patient started on phenytoin which was sequentially stopped 6 None
M 1 month 1 month Born with fetal distress at gestational age 35 weeks Absence and myoclonal epilepsy General epileptic activity Patient is currently treated with phenytoin 6 Attention deficit hyperactivity disorder