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Figure 1. A 50-year-old man with a primary lymphoma of the central nervous system in the left thalamus had a normal, symmetric face at rest (Panel A) and on voluntary movement, showing his teeth (Panel B), but had weakness of the lower right side of the face on reflex smiling (Panel C). His family reported that the weakness was of recent onset. The facial asymmetry improved after chemotherapy and radiation, but regressed when treatment was discontinued. In contrast, a 72-year-old woman with hypertension and an infarct in the territory of the left middle cerebral artery had the more commonly . . . [Full Text of this Article] |
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