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Brain
Anatomy
Supratentorial Brain Anatomy
Basal Ganglia and Thalamus
Basal Ganglia and Thalamus
Karen L. Salzman, MD
;
Farshid Sepehrband, PhD, MS, BS
;
Jeffrey S. Anderson, MD, PhD
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TERMINOLOGY
Definitions
Basal ganglia (BG): Subcortical nuclear masses in inferior hemispheres
Involved in motivation, controlling movement
Lentiform nucleus: Putamen + globus pallidus (GP)
Corpus striatum: Caudate nucleus + putamen + GP; neostriatum = putamen, caudate
Definition recently narrowed to exclude claustrum, amygdala
Thalamus: Paired ovoid nuclear complexes; relay stations for most sensory pathways
Subthalamus: Complex region of nuclear masses, fiber tracts that plays major role in normal BG function
GROSS ANATOMY
Overview
Vascular Supply
IMAGING ANATOMY
Overview
ANATOMY IMAGING ISSUES
Imaging Recommendations
CLINICAL IMPLICATIONS
Clinical Importance
Related Anatomy
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Related Differential Diagnoses
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References
Tables
Tables
TERMINOLOGY
Definitions
Basal ganglia (BG): Subcortical nuclear masses in inferior hemispheres
Involved in motivation, controlling movement
Lentiform nucleus: Putamen + globus pallidus (GP)
Corpus striatum: Caudate nucleus + putamen + GP; neostriatum = putamen, caudate
Definition recently narrowed to exclude claustrum, amygdala
Thalamus: Paired ovoid nuclear complexes; relay stations for most sensory pathways
Subthalamus: Complex region of nuclear masses, fiber tracts that plays major role in normal BG function
GROSS ANATOMY
Overview
Vascular Supply
IMAGING ANATOMY
Overview
ANATOMY IMAGING ISSUES
Imaging Recommendations
CLINICAL IMPLICATIONS
Clinical Importance
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