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Pallidal deep brain stimulation for dystonia: a case series
Melita T Petrossian1, Lisa R Paul, Trisha J Multhaupt-Buell
1Department of Neurology, Brigham and Women's Hospital; and.
Insights
Pallidal deep brain stimulation (DBS) offers a safe and effective treatment for early-onset dystonia, significantly improving motor function in most pediatric patients. Long-term follow-up shows sustained benefits with manageable hardware complications.
Area of Science:
- Neurology
- Neurosurgery
- Pediatric Neurology
Background:
- Early-onset dystonia presents significant challenges in pediatric patients.
- Pallidal deep brain stimulation (DBS) is an emerging treatment option.
- Limited data exist on the long-term efficacy and safety of DBS for this population.
Purpose of the Study:
- To evaluate the short- and long-term effects of pallidal DBS in pediatric patients with early-onset dystonia.
- To assess treatment outcomes and complications associated with pallidal DBS.
Main Methods:
- A cohort of fourteen consecutive pediatric patients with early-onset dystonia underwent pallidal DBS.
- Systematic evaluation and treatment were performed.
- Follow-up duration ranged from 16 to 84 months.
Main Results:
- No immediate postoperative complications were reported.
- Twelve out of fourteen patients showed a significant motor improvement, with an average 62% decrease in the Burke-Fahn-Marsden Dystonia Rating Scale motor subscale score.
- The most frequent hardware complication observed was lead fracture (14.3%).
Conclusions:
- Pallidal DBS is a safe and effective therapeutic option for pediatric patients diagnosed with early-onset dystonia.
- The study provides further evidence supporting DBS as a viable treatment for improving motor function in this patient group.
Object:
Pallidal deep brain stimulation (DBS) is a treatment option for those with early-onset dystonia. However, there are limited data on long-term outcome and treatment complications. The authors report on the short- and long-term effects of pallidal DBS in a cohort of patients with early-onset dystonia.
Methods:
Fourteen consecutive pediatric patients with early-onset dystonia were systematically evaluated and treated. The duration of follow-up ranged from 16 to 84 months.
Results:
There were no immediate postoperative complications. At last follow-up, 12 of the 14 patients displayed a significant decline in the Burke-Fahn-Marsden Dystonia Rating Scale motor subscale score, with an average decrease of 62% ± 8.4%. The most common hardware complication was lead fracture (14.3%).
Conclusions:
These data provide further evidence that DBS is a safe and effective treatment for those with earlyonset dystonia.
