Web-based Automated Imaging Differentiation of Parkinsonism

For this study, you are asked to enroll a minimum of 15 people (5 Parkinsons disease, 5 multiple system atrophy Parkinson variant, 5 progressive supranuclear palsy; 4/5 in each diagnostic category must reach probable clinical diagnosis and 1/5 in each diagnostic category can reach possible diagnosis), with accrual of 1 person per month in order to meet the study timeline. Thus, 12 patients would have a probable diagnosis and 3 would have a possible diagnosis.