EARLY DIAGNOSIS OF PARKINSON
DISEASE: NEUROSPECT FINDINGS OF TRODAT-1 Tc99m labeling of the DOPAMINE transporter (DAT).
Clinical Testing.
Figure 1. Trodat-1 NeuroSPECT NORMAL. 65 years old woman.
Transaxial image top denotes frontal lobe. Notice symmetrical intense uptake of Trodat-1 in Basal Ganglia: Caudate Nucleous and Putamen. Uptake is significantly more intense in these structures than in brain cortex, where there is Non-specific binding.