Extradural motor cortex stimulation improves gait, speech, and language in a patient with pure akinesia

- After extradural motor cortex stimulation in a case of pure akinesia, gait improved.
- After treatment, dysarthria also improved, as speech became understandable.
- After treatment, cognitive performance on various language tasks also improved.
- SPECT showed postoperative increased perfusionin various cortical areas bilaterally.