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Therapeutic effect and mechanism of repetitive transcranial magnetic stimulation in Tourette Syndrome

Therapeutic effect and mechanism of repetitive transcranial magnetic stimulation in Tourette Syndrome

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500095165
Enrollment
Unknown
Registered
2025-01-02
Start date
2025-01-15
Completion date
Unknown
Last updated
2025-01-06

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

Conditions

Tourette syndrome

Interventions

FC group:Functional connectivity-guided rTMS targeting was used with 1 Hz stimulation administered twice daily (morning and afternoon) for two consecutive weeks. Each session involved 1,800 pulses at
Traditional group:Traditional Localization Group Stimulation Coordinates: The stimulation site is the left supplementary motor area (SMA), determined according to relevant literature as being located

Sponsors

the Affiliated Hospital of Hangzhou Normal University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
8 Years to 18 Years

Inclusion criteria

Inclusion criteria: 1.Age: 8-18 years; 2.Diagnosis of Tourette syndrome (based on the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition [DSM-5]); 3.Wechsler Intelligence Scale score above 80; 4.Yale Global Tic Severity Scale (YGTSS) total motor + vocal tic score >= 20; 5.Minimal comorbidities, with no significant psychiatric symptoms; 6.At least six months of regular pharmacotherapy with unsatisfactory outcomes; 7.Able to accept TMS therapy, and willing to participate in the study treatment and follow-up; 8.If the specialist diagnoses that the participant has a large tic amplitude and cannot cooperate with the MRI scan and therefore needs to be sedated, the participant and his/her guardian agree to undergo the MRI scan under sedation.

Exclusion criteria

Exclusion criteria: 1.Patients with learning disabilities (e.g., intellectual disability, developmental delay, speech delay) or any contraindications to chloral hydrate; 2.Those who do not meet the inclusion criteria specified by the clinical research protocol; 3.Those with severe organic diseases of the cardiovascular, hepatic, renal, hematopoietic, or nervous systems (e.g., chronic nephritis, hepatitis, congenital heart disease, chorea, subacute encephalitis, etc.); 4.Those presenting with conduct disorder, pervasive developmental disorder, intellectual disability, mood disorders, schizophrenia, or other mental health issues; 5.Those who fail to complete the full course of treatment, making it impossible to assess efficacy or whose incomplete data otherwise affect efficacy or safety evaluations.

Design outcomes

Primary

MeasureTime frame
YGTSS (Yale Global Tic Severity Scale);PUTS (Premonitory Urge for Tics Scale);

Secondary

MeasureTime frame
MRI related metrics;

Countries

China

Contacts

Public ContactZang Yufeng

the Affiliated Hospital of Hangzhou Normal University

zangyf@hznu.edu.cn+86 186 0651 7380

Outcome results

None listed

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