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hemiballismus मीनिंग इन हिंदी
hemiballismus उदाहरण वाक्य
उदाहरण वाक्य
अधिक: आगे- Hemiballismus is a hyperkinetic movement disorder that causes uncontrolled movement on one side of the body.
- "Hemiballismus can also be induced by damage to other areas of the basal ganglia besides the subthalamic nucleus.
- Typically caused by damage to the subthalamic nucleus or nuclei, hemiballismus movements are nonrhythmic, rapid, nonsuppressible, and violent.
- Pharmacological treatments include the typical neuroleptic agents such as fluphenazine, pimozide, haloperidol and perphenazine which block dopamine receptors; these are the first line of treatment for hemiballismus.
- Some examples include athetosis, chorea with or without hemiballismus, tremor, dystonia, and segmental or focal myoclonus, although the prevalence of these manifestations after stroke is quite low.
- Unilateral destruction or disruption of the subthalamic nucleus which can commonly occur via a small vessel stroke in patients with diabetes, hypertension, or a history of smoking produces hemiballismus.
- Tetrabenazine works by depleting presynaptic dopamine and blocking postsynaptic dopamine receptors, while reserpine depletes the presynaptic catecholamine and serotonin stores; both of these drugs treat hemiballismus successfully but may cause depression, hypotension and parkinsonism.
- Since the internal segment of the globus pallidus ( GPi ) is the link in the circuit between the STN and thalamic projection, destruction of localized brain cells in the GPi via a pallidotony has proven to serve as a useful treatment for Hemiballismus.
- The importance of these subcortical nuclei for normal brain function and behavior is emphasized by the numerous and diverse neurological conditions associated with basal ganglia dysfunction, which include : disorders of behavior control such as Tourette syndrome, hemiballismus, and obsessive compulsive disorder; dystonia; addiction; and movement disorders, the most notable of which are Parkinson's disease, which involves degeneration of the dopamine-producing cells in the substantia nigra pars compacta, and Huntington's disease, which primarily involves damage to the striatum.