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Perioral myoclonia (of mainly repetitive jaw jerks) with absences misdiagnosed as focal motor seizures

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Perioral myoclonia with absences misdiagnosed as focal motor seizures

From video EEG of an 18-year-old woman with perioral myoclonia (mainly repetitive jaw jerks) with absences. Note the marked jaw-jerking and the effect of this postictally in the second seizure. (Used with permission from: Panayiotopoulos CP. Perioral myoclonia with absences. In: Panayiotopoulos CP, editor. The Epilepsies: Seizures, Syndromes and Management. Oxford: Bladon Medical Publishing, 2005:324-7.)