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Corpus callosotomy performed with laser interstitial thermal therapy
Jarod L Roland1, Syed Hassan A Akbari2, Afshin Salehi2
11Department of Neurological Surgery, University of California, San Francisco, California; and.
Journal of Neurosurgery
|December 14, 2019
Summary
Laser interstitial thermal therapy (LITT) offers a less invasive alternative for corpus callosotomy in epilepsy patients. This study shows LITT is safe and effective, with outcomes comparable to traditional open surgery, warranting further investigation.
Area of Science:
- Neurosurgery
- Epilepsy Treatment
- Minimally Invasive Procedures
Background:
- Corpus callosotomy is a palliative epilepsy surgery for refractory cases.
- Traditional open craniotomy carries significant morbidity concerns.
- Laser interstitial thermal therapy (LITT) is a less invasive neurosurgical technique.
Purpose of the Study:
- To investigate LITT as a less invasive approach for corpus callosotomy.
- To evaluate the safety and efficacy of LITT for epilepsy surgery.
- To compare LITT outcomes with traditional open corpus callosotomy.
Main Methods:
- Retrospective review of patients undergoing LITT corpus callosotomy.
- Analysis of procedural metrics, hospital stay, adverse events, and seizure outcomes.
- Use of resting-state functional MRI in select cases to confirm disconnection.
Main Results:
- 11 LITT procedures performed on 10 patients with medically refractory epilepsy.
- Median hospital stay of 2 days; mean follow-up of 1.0 year.
- Functional outcomes comparable to open callosotomy, particularly for drop attacks; one hemorrhage complication.
Conclusions:
- LITT is a safe and effective method for performing corpus callosotomy.
- Further research is needed to establish equipoise with open craniotomy.
- LITT presents a promising minimally invasive option for epilepsy management.
