pallidotomy


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Related to pallidotomy: thalamotomy

pallidotomy

 [pal″ĭ-dot´ah-me]
creation of lesions by stereotaxic surgery in the globus pallidus for treatment of extrapyramidal disorders.

pal·li·dot·o·my

(pal'i-dot'ŏ-mē),
A destructive operation on the globus pallidus, done to relieve involuntary movements or muscular rigidity.
[pallidum + G. tomē, incision]

pallidotomy

/pal·li·dot·o·my/ (pal″ĭ-dot´ah-me) a stereotaxic surgical technique for the production of lesions in the globus pallidus for treatment of extrapyramidal disorders.

pallidotomy

(păl′ĭ-dŏt′ə-mē)
n.
A lesion-producing surgical procedure on the globus pallidus to relieve involuntary movements or muscular rigidity.

pallidotomy

[pal′idot′əmē]
the surgical production of lesions in the globus pallidus for the treatment of extrapyramidal disorders.

pallidotomy

Neurosurgery Incision into or partial destruction of the globus pallidum, a difficult high-risk procedure useful in Parkinsonism unrefractory to l-dopa therapy Complications Visual defects, loss of speech, seizures, coma, death. See GPi pallidotomy.

pal·li·dot·o·my

(pali-dotŏ-mē)
A destructive operation on the globus pallidus, done to relieve involuntary movements or muscular rigidity.
[pallidum + G. tomē, incision]

pallidotomy

A neurosurgical operation that involves incision into or partial destruction of the globus pallidus, one of the nuclei at the base of the brain. This radical procedure has been found effective in PARKINSON'S DISEASE and severe tardive dyskinesia.

Pallidotomy

A surgical procedure that destroys a small part of a tiny structure within the brain called the globus pallidus internus. This structure is part of the basal ganglia, a part of the brain involved in the control of willed (voluntary) movement of the muscles.
Mentioned in: Tremors

pal·li·dot·o·my

(pali-dotŏ-mē)
A destructive operation on the globus pallidus.
[pallidum + G. tomē, incision]

pallidotomy (pal´idot´əmē),

n an operation in which the globus pallidus of the basal ganglia is removed to prevent the symptoms of parkinsonism.
References in periodicals archive ?
The man initially underwent right pallidotomy for primarily left-sided Parkinson's disease of 16 years' duration.
The pallidotomy is performed in a different part of the brain circuit than the thalamotomy.
The pallidotomy involves pushing a probe through the skull into the pallidus deep inside the brain.
Kinesia Years with Participant Age Sex Paradoxa PD Dx, Rx in Laboratory I 72 Female Yes 8, Medication II 49 Male Yes 12, Medication & Bilateral DBS III 76 Male No 18, Medication IV 74 Male Yes 14, Medication & Pending DBS V 70 Male No 10, Medication VI 50 Female No 16, Medication & Pallidotomy left side Hoehn & Residence Participant Yahr Rating I III Retirement home II III Own home, with daughter III III Own home, with wife & daughter IV III Own home, with wife V IV Own home, with wife & daughter VI III Own home, with son & his family DBS = deep brain stimulation, Dx = diagnosis, PD = Parkinson's Disease, Rx = treatment.
Neuropsychological outcome of GPi pallidotomy and GPi or STN deep brain stimulation in Parkinson's disease.
Until recently, the basic options were thalamotomy, which involves destroying part of a brain structure called the thalamus, and pallidotomy (which centers on the nearby globus pallidus).
Some Parkinson's patients who cannot be helped by drugs undergo a surgical procedure called a pallidotomy, during which a surgeon makes a small hole in the pallidum, a region deep in the center of the brain that is involved in movement.
With only three years of extensive experience with pallidotomy surgery, the long-term effect of such surgery is still unknown, but preliminary studies show less than 20 percent of patients going back to their presurgical state.
thalamotomy, pallidotomy, deep-brain stimulation), because numerous studies have shown that the outcome in older, more severely affected patients is poor (Lozano, 2003; Welter et al.
The system is used during Deep Brain Stimulation (DBS) placement, Pallidotomy, Thalamotomy and similar procedures.
In regard to lesioning, pallidotomy and thalamotomy involve making a permanent lesion in the Gpi and thalamus, respectively.
Disease Management Today, a look at current treatment and lifestyle options -- Treatment: A Look Towards Tomorrow, in which ongoing research such as pallidotomy and fetal tissue transplantation will be detailed -- Lifestyle, Support Options, which will showcase valuable techniques, tips and support programs to help patients improve their quality of life