hemiballismus


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hemiballismus

 [hem″e-bah-liz´mus]
violent motor restlessness of half of the body, most marked in the upper limbs.

hem·i·bal·lis·mus

(hem'ē-bal-iz'mŭs),
Ballism involving one side of the body.
Synonym(s): hemiballism
[hemi- + G. ballismos, jumping about]

hemiballismus

/hemi·bal·lis·mus/ (-bah-liz´mus) a violent form of dyskinesia involving one side of the body, most marked in the upper limb.

hemiballismus

See ballismus.

hem·i·bal·lis·mus

(hem'ē-bal-iz'mŭs)
Ballism involving one side of the body.
[hemi- + G. ballismos, jumping about]

hemiballismus

A condition of sudden onset, usually in elderly people, featuring violent, involuntary, spasmodic movements of large amplitude on one side of the body only. The movements are constant and exhausting but cease during sleep. Hemiballismus is caused by a loss of blood supply to one of the subthalamic nuclei in the brain or its connections.

hem·i·bal·lis·mus

(hem'ē-bal-iz'mŭs)
Jerking movement involving one side of the body.
[hemi- + G. ballismos, jumping about]

hemiballism, hemiballismus

violent motor restlessness of half of the body, most marked in the upper extremity.
References in periodicals archive ?
The second most common cause of hemiballismus following stroke is known to be hyperglycemia (2).
Hemiballismus, involuntary movements of a sudden, violent and flailing nature are rarely seen.
Since transient "positive" local signs are often encountered as a manifestation of neurologic events associated with a small acute hemorrhage, as illustrated by hemiballismus associated with hemorrhage in the subthalamic nucleus, this case provides substantial support for the concept that central tinnitus might indeed represent a pathologic activation of neural networks of nonspecific auditory perception.