How does the radiotracer localize?
Binds the pre-synaptic dopamine transporter (DaT) on dopaminergic neurons.
What additional medication should be administered with this radiotracer?
Lugol solution or potassium iodide to block thyroid uptake of the radioiodine.
Normal symmetric radiotracer uptake in classic comma shape through the bilateral caudate nucleus and putamen. Visually distinct from the surrounding brain parenchyma.