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Assessing the cholinergic system with magnetic stimulation

Relation of short-latency afferent inhibition to the cholinergic system

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
NL-OMON
Registry ID
NL-OMON28101
Enrollment
40
Registered
2019-06-28
Start date
2020-01-01
Completion date
Unknown
Last updated
2024-02-28

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

Conditions

Parkinson's disease

Interventions

None listed

Sponsors

UMCG
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: - Willingness to cooperate and sign written informed consent Patients: - Clinical diagnosis of idiopathic Parkinson’s disease by a neurologist with disease duration between 5 and 15 years.

Exclusion criteria

Exclusion criteria: - Incapable to provide informed consent (e.g. in case of severe dementia) - Treatment with drugs with anticholinergic activity, as listed in Chew et al. 2008 and Ehrt et al. 2010 - Current or recent treatment with ChEIs - Presence of deep brain stimulation implants - (Suspected) pregnancy - Migraine - Epilepsy - Participation in a scientific research study during the past year involving radiation - MRI contra-indications, e.g. o Ferrous objects in or around the body (e.g. braces, pacemaker, metal fragments) o Claustrophobia - Insufficient knowledge of the Dutch language Control subjects: - History of neurological or neurodegenerative disorder Patients: - Moderate to severe cognitive impairment, but no dementia, according to diagnostic criteria PD-D: - Unsafe or irresponsible to postpone treatment with ChEIs, according to treatment provider

Design outcomes

Primary

MeasureTime frame
The main study parameter is the relationship between baseline SAI and [18F]FEOBV PET imaging.

Secondary

MeasureTime frame
- Tracer binding in different regions of interest (ROIs) and per voxel. - Outcome of all questionnaires and clinical tests.

Contacts

Public ContactEmile d'Angremont

Universitair Medisch Centrum Groningen

e.d.angremont@umcg.nl050 361 66 07

Outcome results

None listed

Source: NL-OMON (via WHO ICTRP)