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COMPUTATIONAL FLUID DYNAMICS IN PATIENTS WITH TRIGEMINAL NEURALGIA - A PRELIMINARY STUDY
Dragan Jankovic1,2,3, Kento Sasaki3, Kristina Kralik2
1Department of Neurosurgery, University Medical Center, Johannes Gutenberg University of Mainz, Mainz, Germany.
Acta Clinica Croatica
|January 27, 2025
Summary
This study used computational fluid dynamics to analyze blood flow in trigeminal neuralgia patients. Microvascular decompression surgery reduced wall shear stress, correlating with improved clinical status.
Area of Science:
- Neurosurgery
- Biomedical Engineering
- Medical Imaging
Background:
- Neurovascular conflict is linked to elevated wall shear stress.
- Hemodynamic changes post-microvascular decompression for trigeminal neuralgia are not well understood.
Purpose of the Study:
- To analyze hemodynamic features of the offending artery before and after microvascular decompression in trigeminal neuralgia patients.
- To evaluate the utility of computational fluid dynamics in assessing treatment outcomes.
Main Methods:
- Retrospective analysis of 11 trigeminal neuralgia patients undergoing microvascular decompression.
- Pre- and postoperative computed tomography angiography.
- Computational fluid dynamics analysis using Hemoscope software.
Main Results:
- Elevated wall shear stress was observed at the neurovascular contact site in all patients preoperatively.
- Postoperative analysis showed a decrease in wall shear stress, correlating with clinical improvement.
Conclusions:
- Computational fluid dynamics is a valuable tool for preoperative planning in trigeminal neuralgia.
- This method can aid in assessing treatment outcomes and prognosis after microvascular decompression.
