Radiology Key

Fig. 9.1 a Areas of relative overactivity in normal controls compared with patients with idiopathic Parkinson disease (iPD) during a complex sequential right-hand movement (z = location of area of…

Fig. 11.1 Gray matter volume changes in blepharospasm patients. Significant differences in gray volume, detected using voxel-based morphometry are seen in the sensorimotor area (data from [37]). Regions are shown…

Fig. 14.1 Axial Fluid Attenuated Inversion Recovery (FLAIR) MRI in a patient with Myoclonic Epilepsy with Ragged Red Fibers (MERRF) Fig. 14.2 MRI findings associated with FXTAS. a–d T2-weighted MRI;…

Fig. 6.1 Measurement of cortical activation during walking using NIRS system. a Subject performing a locomotor task on the treadmill. b T Cortical activation map based on the OxyHb signal…

Fig. 13.1 Metabolic network abnormalities in early Huntington’s disease, and [18F]-FDG PET study [79] Using [11C]-PK11195 and raclopride PET in ten premanifest and nine symptomatic HD gene carriers, decreased raclopride…

Fig. 16.1 Nonenhanced CT scan of a patient with BSPDC demonstrating bilateral, nearly symmetric calcifications of the basal ganglia and posterior thalamus. Less intense (and more punctuated) calcifications are seen…

Fig. 10.1 Neuromelanin-sensitive magnetic resonance imaging of the substantia nigra and locus ceruleus (LC). a, b Two-dimensional (2D) fast spin-echo (FSE) images obtained at 3 T; c, d three-dimensional (3D) spoiled…

  SPECT PET Presynaptic AADC activity and vesicular storage of 18F-dopamine  18F-dopa DAT 123I-β-CIT 11C-CFT 123I-FP-CIT 18F-CFT 123I-altropane 18F-FP-CIT 99mTc-TRODAT-1 11C-methylphenidate 11C-RTI-32 VMAT-2  11C-DTBZ Postsynaptic D2 receptor 123I-IBZM 11C-raclopride 11C-NMSP…

Fig. 3.1 Diffusion MRI of one normal volunteer. The images show: a nondiffusion weighted image, b diffusion weighted image (b-value = 1,000 mm2/s), c mean diffusivity, d axial diffusivity, e radial diffusivity, and…