In this description of the clinical course of a young female with persistent and protracted vomiting along with occasional loss of consciousness and subtle motor manifestations, the differential diagnosis is debated. The epileptic origin of her symptoms was substantiated by the presence of interictal epileptiform discharges and dramatic response to valproate monotherapy. Possible lobar localizations are discussed with the support of existing literature on this rare ictal manifestation [Published with video sequence on www.epilepticdisorders.com].
Keywords: focal seizure; ictal vomiting; impairment of consciousness; interictal epileptiform discharge; valproate.