Comprehensive World Brain Mapping Course-fMRI Mapping for Speech and Sensorimotor Function

Video Transcription

Video Summary

The video transcript is a presentation about the use of functional magnetic resonance imaging (fMRI) in neurosurgery. The main focus of the presentation is on the applications of fMRI in understanding the organization of specific brains and disordered brains, particularly in the context of awake mapping. The presenter discusses how fMRI can help with various decision-making processes in neurosurgery, such as determining operability of tumors, choosing the appropriate surgical techniques, assessing risk, and enhancing mapping accuracy. The presenter explains the basics of fMRI, highlighting that it measures blood flow signals and contrasts neuronal areas in basal and activated states. They also discuss the challenges and limitations of fMRI, including patient task performance, artifacts caused by head motion, and the need for individualized thresholding. The presentation concludes with a discussion on the benefits and disadvantages of fMRI in neurosurgery and the importance of patient selection, coaching, paradigm selection, analysis workflow, and informed interpretation for effective utilization of the technology.

Asset Subtitle

Alex Golby, MD, FAANS

Keywords

fMRI

neurosurgery

awake mapping

decision-making

mapping accuracy

patient selection