Description of the disease * EnglishPolish Pobierz sekcję do PDF Definition A rare, genetic, paroxysmal dystonia disorder characterized by childhood to adolescent-onset of episodic paroxysmal choreoathetosis, triggered mainly by sudden movements, prolonged exercise, anxiety and emotional stress, in association with progressive spastic paraparesis (onest in adulthood), gait ataxia, mild to moderate cognitive impairment, and/or epileptic seizures. Episodes typically last from a few minutes to hours, have a variable frequency (daily to yearly), and are relieved by rest. Frequency of episodes tends to decrease with age. Disease data Classification Disease Synonyms DYT9 Choreoatetoza/spastyczność epizodyczna DYT9 Episodic choreoathetosis/spasticity ORPHA code 53583 OMIM code 601042 ICD10 code G24.8 ICD11 code - *Soruce Extended description of the disease Pobierz sekcję do PDF No additional description. Orphanet - interntowa baza danych dotyczących rzadkich chorób i sierochych leków. ©INSERM 1999 - Dostępna na stronie www.orphanet.pl