Epileptogenic lesions discoverable by MRI

• Tumors, including metastases
• Trauma
• Infection (eg. meningoencephalitis, brain abscess, CJD)
• Toxic/metabolic encefalopathies
• Focal cortical dysplasias
• Hippocampal sclerosis
• Cavernous, arteriovenous, and other vascular malformations
• Developmental anomalies (eg. lisencephaly, porencephaly, schizencephaly, megalencephaly)
• Disorders of neuronal migration (eg. heterotopia) or cortical organization (eg. polymicrogyria)
• Lesions associated with specific syndromes (eg. Tuberus sclerosis, Sturge-Webber, etc.)