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Myoclonus-dystonia (DYT11)

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Myoclonus-dystonia (DYT11)

This patient displays multifocal myoclonic jerks predominantly affecting the head, torso, and proximal upper extremities. While writing, she tightly grips the pen and flexes involuntary at the wrist (writer’s cramp). (Contributed by Dr. Christopher Kenney.)

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Associated Disorders

  • Acquired metabolic syndromes
  • Action myoclonus renal failure syndrome
  • Adult Gaucher disease
  • Alcohol-sensitive myoclonus with dystonia
  • Alzheimer disease
  • Angelman syndrome
  • Anti-N-methyl-D-aspartate receptor encephalitis
  • Antibody-associated myoclonus syndromes
  • Autoimmune myoclonus syndromes
  • Benign adult familial myoclonic epilepsy
  • Benign myoclonic epilepsy in infancy
  • Benign sleep myoclonus of infancy
  • Biotin responsive encephalopathy,
  • Bismuth encephalopathy
  • Celiac disease
  • Ceroid lipofuscinosis
  • Cherry-red spot myoclonus syndrome
  • Corticobasal degeneration
  • Creutzfeldt-Jakob disease
  • Dentatorubral-pallidoluysian atrophy
  • Dentatorubropallidoluysian atrophy
  • Dravet syndrome
  • Drug-induced myoclonus
  • Early myoclonic encephalopathy
  • Ekbom syndrome
  • Epilepsia partialis continua
  • Epilepsy progressive myoclonus type 1
  • Epilepsy with myoclonic absences
  • Epilepsy with myoclonic-atonic seizures
  • FAME
  • Familial adult myoclonic epilepsy
  • Familial myoclonic epilepsy
  • GM2 gangliosidoses
  • Hemifacial spasm
  • Hepatic encephalopathy
  • Hypoxic-ischemic encephalopathy
  • Idiopathic inflammatory syndromes
  • Infectious syndromes
  • JME
  • Juvenile Huntington disease
  • Juvenile myoclonic epilepsy
  • Lafora body disease
  • Lance-Adams syndrome
  • Late onset neuronal ceroid lipofuscinosis
  • Lewy body disease
  • MERRF
  • Malabsorption syndromes
  • May-White syndrome
  • Mitochondrial encephalomyopathy
  • Mitochondrial encephalopathy
  • Multiple system atrophy
  • Myoclonic absences
  • Myoclonic epilepsy in infancy
  • Myoclonic epilepsy with ragged red fibers
  • Myoclonic seizures
  • Myoclonic status epilepticus
  • Myoclonic status in nonprogressive encephalopathies
  • Myoclonic-astatic epilepsy of childhood
  • Myoclonic-atonic seizures
  • Neurodegenerative and other dementia syndromes
  • Olivopontocerebellar degeneration
  • Opsoclonus-myoclonus
  • PMA
  • Paramyoclonus multiplex of Friedreich
  • Paraneoplastic syndromes
  • Parkinson disease
  • Postanoxic action myoclonus
  • Postencephalitic myoclonus
  • Progressive encephalomyelitis with rigidity and myoclonus and glycine receptor antibodies
  • Progressive myoclonic ataxia
  • Progressive myoclonus epilepsies
  • Ramsay Hunt syndrome
  • Renal failure myoclonus syndrome
  • Reticular reflex myoclonus
  • SCA
  • Severe myoclonic epilepsy in infancy
  • Sialidosis
  • Sleep starts
  • Spinal muscular atrophy
  • Spinocerebellar ataxias
  • Spinocerebellar degeneration
  • Static encephalopathies secondary to diffuse brain injuries
  • Toxin-induced myoclonus
  • Unverricht-Lundborg disease
  • Uremic encephalopathy