PMC6878847_01
MRI Brain. Axial T1 Image Shows Hyperintensity in the Bilateral Basal Ganglia.
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Magnetic resonance imaging (MRI) head without contrast demonstrated increased T1 signal intensity in the lenticular nucleus on both sides (Figure 1).
Chorea in the Left Upper and Left Lower Extremity. There is no evidence of parkinsonism on examination.
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DaT scan was requested. DaT scan single-photon emission computerized tomography (SPECT) was completed with [123I]FP-CIT, which demonstrated absent uptake in the bilateral putamen and moderately diminished uptake in the right caudate head as noted in Figure 2.