Radiological biomarker proposed for PD
March 30, 2016…o patients, treated early-stage patients and advanced-stage patients with L-dopa-related motor complications (Hopes et al. EAN 2015; abstract P1149). R2* values were found to be significantly higher in the SN, putamen and caudate nucleus of de novo patients compared to controls, suggesting iron overload at disease onset. R2* values in the SN were higher still in early-stage patients. Significant atrophy of the putamen and caudate nucleus was found…