The changes recorded were any problems with vision, speech, or motor functions (including tremor), sedation, headache, dizziness, lightheadedness, and changes in affect, mood
[nejm.org]
Heterotopia present as nodular foci of grey matter intensity on all sequences. They do not enhance. Heterotopia Images of a typical subependymal heterotopia.
[radiologyassistant.nl]
BACKGROUND: A complex partial seizure can cause a variety of visual system signs and symptoms, including visual hallucinations, dilated pupils, and changes in vision.
[ncbi.nlm.nih.gov]