What is episodic dyskinesia?

  Seizure-triggered movement disorder (PKD): it is the most common type of seizure with seizure disorder, starting in childhood or youth, triggered by sudden movement, often when standing up from a sitting position, sudden startle, hyperventilation can also be triggered, manifesting seizures from rest to movement, postural dystonia or chorea syndrome, generally lasting 1-5 minutes, multiple times a day, seizures with Consciousness is clear, neurological monitoring is not abnormal, EEG interictal and ictal periods are normal, 65-72% have a family history, and some patients have a history of benign infantile epilepsy themselves or members of their family.  The seizure duration is longer than PKD, often lasting more than 5 minutes or even several hours, and the seizure frequency is lower, only 1-3 times a day, and there can be an interval of several months, there can be abnormal sensory aura, language There may be abnormal sensory aura, speech involvement during seizures, clear consciousness, age of onset is less than PKD, PNKD may have a family history, but can also be disseminated.  PED: episodes of nocturnal dyskinesia usually occur after continuous exercise, especially after walking and running, and last for 5-30 minutes before resolving after cessation of the trigger.  Nocturnal dyskinesia (PHD): repeated episodes of dystonia and choreographic tardive dyskinesia during sleep, with seizures lasting no more than 1 minute and multiple episodes per night. The etiology is unknown, and the antiepileptic drug carbamazepine is highly effective in most PHDs.