Parkinson's disease
Conditions
Interventions
Gold Standard:
Index test:
Sponsors
Guangdong General Hospital, Guangdong Academy of Medical Sciences
Eligibility
Sex/Gender
All
Age
50 Years to 80 Years
Inclusion criteria
Inclusion criteria: Normal control Group: The normal subjets between 50 and 80 old, with normal smell. Research Group: Patients with parkinson's disease, multiple system atrophy and essential tremor.
Exclusion criteria
Exclusion criteria: 1.Subjects with dementia and illiteracy; 2.Subjects with Nasal and sinuses trauma, nasal sinusitis, Acute respiratory infections or other central neural system injuries.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| olfactory-evoked potentials (P wave and N wave latency); | — |
Countries
China
Contacts
Public ContactHe Xuetao
Outcome results
None listed