A 63-year-old man with a history of stage 3 cutaneous melanoma of the scalp and chronic lymphocytic leukemia presents with kaleidoscope vision. What would you do next? Click to show full abstract
A 63-year-old man with a history of stage 3 cutaneous melanoma of the scalp and chronic lymphocytic leukemia presents with kaleidoscope vision. What would you do next?
               
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