PMC5364898_01
Imaging studies of the patient. A and B. Skull X-ray images showing the intracranial electrodes with the far anterior entry points. C and D. T

1

-weighted images with contrast for stereotactic planning at the age of 68 years. E and F. T

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-weighted images without contrast 5 years after DBS surgery. These MRI images show the atrophic change in the brain over a period of 5 years.
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F1
 Imaging studies revealed that the brain atrophy had progressed over the past 5 years (Fig. 1 ).