247152.fig.002a
(a)
247152.fig.002b
(b)
Figure 2: Contrast-enhanced T1-weighted MR (a) and 18F-FDG PET (b) images in an HIV-positive patient with toxoplasmosis. MR images show multiple, small, irregular enhanced lesions in the basal ganglia and the white matter. PET images show no 18F-FDG uptake in the lesions.