Figure 1. Progression of West Nile virus encephalitis in deep gray nuclei. Serial fluid-attenuated inversion recovery magnetic resonance images at the level of the basal ganglia (top, A–D) and midbrain (bottom, E–H). Day 5 is normal. Day 10 shows lesion in left thalamus (B) and substantia nigra (F). Day 18 shows progression of thalamic lesions (C). Day 36 shows globus pallidus (D) and red nuclei (H) lesions.

Return to article