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Cervical dystonia following peripheral trauma--a case-control study.
Sean O'Riordan1, Michael Hutchinson
1Research Registrar, Department of Neurology, St Vincent's University Hospital, Elm Park, Dublin 4, Ireland. seanorior1@eircom.net
Journal of Neurology
|March 3, 2004
Summary
Post-traumatic cervical dystonia (CD) may be a distinct entity, with early-onset cases linked to trauma showing more pain, depression, and laterocollis. Litigation was common in these patients.
Area of Science:
- Neurology
- Movement Disorders
- Psychiatry
Background:
- Cervical dystonia (CD) diagnosis is debated, particularly regarding post-traumatic onset.
- Identifying distinct clinical patterns in CD is crucial for targeted treatment.
Purpose of the Study:
- To investigate the clinical characteristics of early post-traumatic cervical dystonia (CD-PT).
- To compare CD-PT patients with those without antecedent trauma (CD-NT).
- To determine if specific CD-PT presentations constitute a distinct clinical entity.
Main Methods:
- Retrospective study comparing 16 early CD-PT patients with 52 CD-NT patients.
- Data collected on injury history, clinical features, pain, depression, treatment response, and litigation status.
Main Results:
- The CD-PT group showed significantly higher rates of laterocollis, pain, and depression compared to CD-NT.
- Trends suggested less responsiveness to botulinum toxin and fewer gestes antagonistes in CD-PT.
- A subgroup of seven CD-PT patients with laterocollis, pain, and litigation emerged as a distinct pattern with rapid onset post-trauma.
Conclusions:
- Early post-traumatic cervical dystonia, especially with laterocollis and pain, may represent a distinct clinical entity.
- The findings support considering trauma as a potential trigger for specific CD presentations.
- Further research is warranted to understand the pathophysiology and optimize management of CD-PT.