Tardive dyskinesia is a common side effect caused by antipsychotic use. It is a neurological disorder characterized by involuntary, repetitive movements, often involving the face, mouth, tongue, and ...

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 ...

Chorea-acanthocytosis is a rare genetic disorder of the nervous system. It causes involuntary jerks and twitches in the muscles, known as chorea, and star-shaped red blood cells, known as ...

Tracking your tardive dyskinesia symptoms provides insight into what’s going on. Tardive dyskinesia (TD) is a movement disorder that causes certain uncontrollable movements in different parts of the ...

Lip twitching happens when your upper or bottom lip shakes, trembles, or quivers uncontrollably. It may be caused by something as simple as drinking too much caffeine or being low in potassium, but, ...

The term "tardive syndrome" encompasses types of tardive dyskinesia, and using both when applicable can improve clarity in medical communication and literature. Tardive dyskinesia (TD) is widely known ...

A sudden twitch in your lip might seem harmless or even mildly amusing at first. But if it keeps recurring, should you be concerned? Lip twitching or lip tremor could be signalling something worse and ...

The case description for a Case Records of the Massachusetts General Hospital appears below. What is the diagnosis? Cast your vote. The correct diagnosis, along with the full description of the case ...