Nocturnal Paroxysmal Dystonia

Medical Dictionary -> Nocturnal Paroxysmal Dystonia

Nocturnal Paroxysmal Dystonia


A parasomnia characterized by paroxysmal episodes of choreoathetotic, ballistic, dystonic movements, and semipurposeful activity. The episodes occur during non-rapid eye movement sleep and typically recur several times per night. (Neurology 1992 Jul;42(7 Suppl 6):61-67; Adams et al., Principles of Neurology, 6th ed, p391)

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