Clinical Reasoning: A 63-Year-Old Man With Progressive Multicranial Neuropathy and Leptomeningeal Enhancement | Neurology
A 63-year-old man, with a history of melanoma and basal cell carcinoma, presented with progressive right-sided facial numbness, vertical diplopia, and headache. Brain MRI revealed leptomeningeal enhancement of multiple cranial nerves and an enhancing mass-…