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Is there any such thing as a secondary generalised seizure?
  1. Roderick Duncan
  1. Correspondence to:
 Dr Roderick Duncan
 West of Scotland Regional Epilepsy Service, Southern General Hospital, Govan Rd, Glasgow G51 4TF, UK; r.duncan{at}

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Some of the seizures that we now classify as “secondary generalised” may not involve the whole of the cortex

Schindler and colleagues,1 in this issue of J Neurol Neurosurg Psychiatry, have concisely presented SEEG (EEG recorded using stereotaxically implanted brain electrodes) data that convincingly demonstrate that at least some of the seizures that we now classify as “secondary generalised” do not in fact involve the whole of the cortex, despite what we may see on scalp EEG recordings (see page 993). They …

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  • Competing interests: None.

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