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Clinical History:
A 68-year-old woman with history of frequent falls. Physical examination shows atrophy of left side of tongue. MRI brain and neck images are shown.
Figure 1. MRI (T2W, T1W, T1W post-contrast)
Figure 2. MRI (T2W, T1W, T1W post-contrast)
Figure 3. MRI (T2W, T1W, T1W post-contrast)