Review Question - QID 105024

A 37-year-old man with a history of depression has a two-year history of slowly worsening movement abnormalities characterized by rapid, involuntary, nonrepetitive movements involving his face, trunk, and limbs presents to clinic. He has also noted worsening of his depression, along with symptoms of increased anxiety and irritability. During the interview, his wife explains that he has suffered cognitive decline, most notably in the realm of executive function. On family history, you discover that his father suffered from a similar illness before dying at the age of 44. What would be the expected findings on brain MRI?