- A cluster of subcortical nuclei deep to cerebral hemispheres.
- Made up of:
- Corpus striatum
- Caudate
- Lenticular nuclei
- Putamen
- Globus pallidus externus
- Internus
- Subthalamic nucleus
- Substantia nigra
- Function
- Basal ganglia circuitry
- Clinical
- Hallervorden-Spatz disease features bilateral basal ganglia hypodensities
• Lesion in the subthalamic nucleus causes hemibalismus