Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Presurgical localization of functional cortex using magnetic source imaging

C C Gallen1, B J Schwartz, R D Bucholz

  • 1Scripps Research Institute, La Jolla, California, USA.

Journal of Neurosurgery
|June 1, 1995
PubMed
Summary

Magnetic source imaging accurately mapped somatosensory cortex boundaries in patients with brain lesions. This noninvasive technique aids neurosurgeons in preoperative planning and intraoperative guidance, improving surgical strategy.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Diabetes risk assessment.

British dental journal·2024
Same author

A thiocyanopalladation/carbocyclization transformation identified through enzymatic screening: stereocontrolled tandem C-SCN and C-C bond formation.

Chemical science·2018
Same author

Functional neurology: new directions in causes, prognosis and treatment.

Journal of neurology·2014
Same author

Atlantoaxial arthrodesis: a clinical analysis of 22 cases treated at Henry ford hospital.

Orthopedics·2014
Same author

Apparent absorption of methionine and 2-hydroxy-4-methylthiobutanoic acid from gastrointestinal tract of conventional and gnotobiotic pigs.

Animal : an international journal of animal bioscience·2012
Same author

Isoflurane late preconditioning against myocardial stunning is associated with enhanced antioxidant defenses.

Acta anaesthesiologica Scandinavica·2011

Area of Science:

  • Neurosurgery
  • Biomagnetometry
  • Neuroimaging

Background:

  • Accurate localization of the somatosensory cortex is crucial for neurosurgical planning, especially in patients with mass lesions near eloquent areas.
  • Traditional methods may have limitations in precision for complex cases.

Observation:

  • A large-array biomagnetometer was used for noninvasive localization of somatosensory cortex boundaries in six patients with brain mass lesions.
  • Magnetic source imaging (MSI) was employed to analyze somatosensory evoked potentials.

Findings:

  • MSI successfully predicted intraoperative cortical surface phase reversal patterns in all six cases.
  • The average distance between MSI localizations and intraoperative measurements was within 8 mm, demonstrating high accuracy.
  • MSI provided accurate stereotactic localization of the somatosensory cortex and its spatial relationship to lesions.

Related Experiment Videos

Implications:

  • MSI offers a valuable, noninvasive tool for precise somatosensory cortex mapping in preoperative neurosurgical planning.
  • This technique enhances the assessment of surgical risks and aids in optimizing minimum-risk surgical strategies.
  • Improved localization accuracy can lead to safer and more effective surgical interventions for patients with brain lesions.