4 MRI may also be superior to CT in clarifying the electroclinical diagnosis, with an epileptogenic lesion supporting a focal seizure onset in an otherwise unclassified seizure. CT is generally readily available and excludes problems that require immediate attention in an acute setting, 2 but MRI is the preferred imaging modality for patients with epilepsy because of its superior sensitivity for lesion detection. ![]() 1, – 3 However, limited information is available on imaging findings in these patients. ![]() ![]() There is general consensus that adults with an unprovoked first seizure should have brain imaging with either CT or MRI primarily to identify any process that may be responsible for the seizure.
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