Intraoperative Electrocortical Stimulation of Brodman Area 4: A 10-Year Analysis of 255 Cases
Author Information
Author(s): Suess Olaf, Suess Silke, Brock Mario, Kombos Theodoros
Primary Institution: Charité – Universitaetsmedizin Berlin, Campus Benjamin Franklin
Hypothesis
Can intraoperative monopolar cortex stimulation (MCS) optimize stimulation parameters and correlate intraoperative potential changes with surgical maneuvers?
Conclusion
MCS is a reliable technique for analyzing recorded potentials, but it has limitations and can yield false positive or negative results.
Supporting Evidence
- MCS was successful in 91% of the cases analyzed.
- Potential changes correlated with surgical maneuvers were documented.
- Postoperative motor strength improved in 18.1% of cases.
- Permanent motor deficits occurred in 8.2% of cases.
Takeaway
Doctors can use a special technique during brain surgery to help them avoid damaging important areas of the brain, but sometimes it doesn't work perfectly.
Methodology
The study analyzed data from 255 patients undergoing surgery near Brodman Area 4, using monopolar cortex stimulation for mapping and monitoring.
Limitations
MCS has technical, anatomical, and neurophysiological limitations, and various influences can lead to false results.
Participant Demographics
{"total":255,"men":118,"women":137,"mean_age":57.3,"age_range":"16-87"}
Digital Object Identifier (DOI)
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