Optimized reference region and the effect on test-retest reliability and detection of Parkinson's disease with UCB-J.
Nikkita Khattar, David Matuskey, Jean‐Dominique Gallezot, Mika Naganawa, Sophie E. Holmes, Faranak Ebrahimian Sadabad, Mahsa Mayeli, Irina Esterlis, Christopher H. van Dyck, Adam P. Mecca, Deepak Cyril D’Souza, Nabeel Nabulsi, Sjoerd J. Finnema, Yiyun Henry Huang, Richard E. Carson, Takuya Toyonaga
This study evaluates an alternative reference region method for [11C]UCB-J to improve test-retest reliability and Parkinson's disease detection, finding reduced variability and greater effect sizes with a 10mL white matter reference region.
bioRxiv · Oct 15, 2025 · PreprintNeuroscience