Long-Term Dopamine Transporter Imaging and Clinical Assessment of Parkinson's Disease Progression (ELLDOPA)
Parkinson Disease
About this trial
This is an interventional diagnostic trial for Parkinson Disease focused on measuring parkinson, brain imaging
Eligibility Criteria
Inclusion Criteria: Prior participation in the study titled Dopamine Transporter Imaging Assessment of Parkinson's Disease Progression (DAMD17-99-1-9472) [123I] B-CIT and Spect in Vivo Imaging Assessment of Dopamine Transporter Density in Subjects With Early Parkinson's Disease Participating in Earlier Vs. Later Levodopa in Parkinson's Disease (ELLDOPA)]. Exclusion Criteria: Inability to sign informed consent and participate in all study procedures. Mini mental status exam < 25. Pregnancy
Sites / Locations
Arms of the Study
Arm 1
Experimental
Assess [123I]B-CIT SPECT imaging
To assess[123I]B-CIT SPECT imaging in early Parkinson's disease subjects on placebo compared to early verses later Levodopa. Subjects on Levodopa 150mg/day, Levodopa 300 mg/day, and Levodopa 600 mg/day will be assessed.