Dystonia is a movement disorder that causes muscles to contract involuntarily, often leading to repetitive or twisting movements in different parts of the body. While the condition is not typically ...

Alternating hemiplegia is a severe neurodevelopmental disorder associated with a mutation in the ATP1A3 gene. It begins in early childhood, causing symptoms that significantly impair quality of life.

Dystonia and chorea both describe sudden, involuntary movements associated with neurological disorders. However, people with dystonia display repetitive movements that follow a pattern while chorea ...