Chorea gravidarum is a rare movement disorder that occurs during pregnancy. It causes involuntary, rapid, and irregular movements affecting the face, limbs, and trunk. This rare condition can have ...

Neuroacanthocytosis syndromes comprise a heterogeneous group of rare, genetically defined disorders that are primarily characterised by movement disturbances and the presence of ...

Chorea and hemiballismus are both forms of involuntary movement disorders. Hemiballismus can cause sudden, violent, and flinging motions. Chorea can cause irregular, spontaneous, and nonrepetitive ...