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The role of abnormal prefrontal-thalamus-fundamental nucleus connectivity features in cognitive load-induced freezing gait in patients with Parkinson's disease and its modulation by deep brain electrical stimulation Mechanistic studies

The role of abnormal prefrontal-thalamus-fundamental nucleus connectivity features in cognitive load-induced freezing gait in patients with Parkinson's disease and its modulation by deep brain electrical stimulation Mechanistic studies

Status
Active, not recruiting
Phases
Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500100276
Enrollment
Unknown
Registered
2025-04-07
Start date
2025-04-07
Completion date
Unknown
Last updated
2025-04-14

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

Conditions

Parkinson's disease

Interventions

Sponsors

Beijing Tiantan Hospital, Capital Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
45 Years to 75 Years

Inclusion criteria

Inclusion criteria: (1) Age 45-75 years old; (2) clinical diagnosis of primary PD; (3) Hoehn-Yahr >= 2.0 stages in the drug-off state; (4) no obvious tremor symptoms in the drug-off state, and MDS-UPDRS tremor scores (2.10, 3.15-18) = 24 points.

Exclusion criteria

Exclusion criteria: (1) the presence of psychiatric and psychological disorders; (2) comorbidities affecting ambulation, such as lower limb arthropathy, spinal pathology, neuropathy, and severe cardiopulmonary disease; (3) the presence of prefrontal lobe structural abnormalities, traumatic injuries, occupying positional lesions, or a history of previous surgeries involving the prefrontal lobe; and (4) a severe anteriorly tilting of the back, claustrophobia, and metallic implants in the body, which can interfere with the MRI scans.

Design outcomes

Primary

MeasureTime frame
Quantitative Gait Analysis;neuroimaging;neuroelectric signal;Unified Parkinson's Disease Rating Scale (UPDRS);FOG-Q;Evaluation of cognitive function;

Countries

China

Contacts

Public ContactXiehutao

Beijing Tiantan Hospital

xieht0123@163.com+86 187 5692 1517

Outcome results

None listed

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