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Modulation of cerebral somatosensory processing and nociception by treatment with botulinum toxin A in spasticity and dystonia

Modulation of cerebral somatosensory processing and nociception by treatment with botulinum toxin A in spasticity and dystonia

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
DRKS
Registry ID
DRKS00003696
Enrollment
60
Registered
2012-04-13
Start date
2012-04-04
Completion date
Unknown
Last updated
2025-04-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

G24.9 R25.2

Interventions

Group 1: control group (healthy), structural and functional mri Group 2: Dystonia, structural and functional MRI study before and during treatment with botulinum toxin A (0, 3, 12 months) Group 3: sp

Sponsors

Klinik f. Neurologie FSU Jena
Lead Sponsor

Eligibility

Sex/Gender
All
Age
35 Years to 65 Years

Inclusion criteria

Inclusion criteria: Group 1 (dystonia): evidence of cervical dystonia by a specialist for Neurology, exclusion of other causes for dystonia-like symptomes, right-handed, no other neurological diseases, no pre-medication, MRI compatibility Group 2 (spasticity): evidence of clinically significant spasticity of the right side of the body following an ischemic infarction by a media, right-handed, no other neurological diseases, no relevant pre-medication, MRI compatibility

Exclusion criteria

Exclusion criteria: Psychiatric comorbidity, counter indication for MRI

Design outcomes

Primary

MeasureTime frame
Treatment response in group 1 (dystonia) and group 2 (spasticity) after 12 months under treatment with botulinum toxin: - Dystonia: UDRS (Unified Dystonia Rating Scale), TWSTRS (Toronto Western Spasmodic Torticollis Rating Scale) - Spasticity: MAS (Mod Ashworth scale), SERS (Spasticity Examination Rating Scale)

Secondary

MeasureTime frame
Pain reduction (interview with "German Pain Questionnaire") at 0, 3 and 12 months

Countries

Germany

Contacts

Public ContactStefan Brodoehl

Klinik f. Neurologie FSU Jena

stefan.brodoehl@med.uni-jena.de03641/9323410

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026