Temporal Cortex (Areas 20, 21, 22)
Temporal Cortex (Areas 20, 21, 22) Jared A. Nielsen, PhD Jeffrey S. Anderson, MD, PhD Key Facts Location and Boundaries Temporal lobe, from posterior margin of the temporopolar cortex to…
Goals for Presurgical Mapping
Goals for Presurgical Mapping Lubdha M. Shah, MD Key Facts Concepts Identify regions of brain employed for functions that might be at risk because of the surgical approach Preservation of…
Premotor Cortex and Supplementary Motor Area (Area 6)
Premotor Cortex and Supplementary Motor Area (Area 6) Jared A. Nielsen, PhD Key Facts Location and Boundaries Caudal portions of inferior and middle frontal gyri and inferior frontal sulcus Caudal…
Primary Motor Cortex (Area 4)
Primary Motor Cortex (Area 4) Jared A. Nielsen, PhD Key Facts Location and Boundaries Anterior surface of the central sulcus and superior portion of precentral gyrus Caudal: Central sulcus Rostral:…
Brainstem Overview
Brainstem Overview Lubdha M. Shah, MD IMAGING ANATOMY Overview Main components Cranial nerve nuclei Long tracts Cerebellar connections Reticular formation Midbrain Rostral limit: Brainstem meets thalamus and hypothalamus at level…
Other Deep Gray Nuclei
Other Deep Gray Nuclei Lubdha M. Shah, MD IMAGING ANATOMY Overview Red nucleus (RN) Caudoventral magnocellular part (mcRN) and rostrodorsal parvocellular part (pcRN); latter represents majority of nuclear volume Afferents…
fMRI and Wada
fMRI and Wada Lubdha M. Shah, MD Key Facts Wada Wada test and intraoperative cortical stimulation have been considered gold standards for language representation Catheter carotid angiography Intracarotid administration of…
Gyral/Sulcal Anatomy
Gyral/Sulcal Anatomy Lubdha M. Shah, MD IMAGING ANATOMY Lobes Frontal lobe Extends to central sulcus Separated inferiorly & laterally from temporal lobe by sylvian fissure (a.k.a. lateral sulcus) Parietal lobe…
Cerebellar Overview
Cerebellar Overview Lubdha M. Shah, MD IMAGING ANATOMY Overview Cerebellum is composed of cortical gray matter surrounding subcortical white matter Primary fissure divides anterior & posterior lobes 10 lobules at…
Motor Overview
Motor Overview Lubdha M. Shah, MD TERMINOLOGY Abbreviations Primary motor cortex (PMC) Premotor cortex area (PMA) Supplementary motor area (SMA) Basal ganglia (BG) IMAGING ANATOMY Overview PMC (M1, area 4)…
