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Winter F, Krueger MT, Delev D, Theys T, Van Roost DMP, Fountas K, Schijns OE, Roessler K. Current state of the art of traditional and minimal invasive epilepsy surgery approaches. BRAIN & SPINE 2024; 4:102755. [PMID: 38510599 PMCID: PMC10951767 DOI: 10.1016/j.bas.2024.102755] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 10/21/2023] [Revised: 01/11/2024] [Accepted: 01/21/2024] [Indexed: 03/22/2024]
Abstract
Introduction Open resective surgery remains the main treatment modality for refractory epilepsy, but is often considered a last resort option due to its invasiveness. Research question This manuscript aims to provide an overview on traditional as well as minimally invasive surgical approaches in modern state of the art epilepsy surgery. Materials and methods This narrative review addresses both historical and contemporary as well as minimal invasive surgical approaches in epilepsy surgery. Peer-reviewed published articles were retrieved from PubMed and Scopus. Only articles written in English were considered for this work. A range of traditional and minimally invasive surgical approaches in epilepsy surgery were examined, and their respective advantages and disadvantages have been summarized. Results The following approaches and techniques are discussed: minimally invasive diagnostics in epilepsy surgery, anterior temporal lobectomy, functional temporal lobectomy, selective amygdalohippocampectomy through a transsylvian, transcortical, or subtemporal approach, insulo-opercular corticectomies compared to laser interstitial thermal therapy, radiofrequency thermocoagulation, stereotactic radiosurgery, neuromodulation, high intensity focused ultrasound, and disconnection surgery including callosotomy, hemispherotomy, and subpial transections. Discussion and conclusion Understanding the benefits and disadvantages of different surgical approaches and strategies in traditional and minimal invasive epilepsy surgery might improve the surgical decision tree, as not all procedures are appropriate for all patients.
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Affiliation(s)
- Fabian Winter
- Department of Neurosurgery, Medical University of Vienna, Austria
| | - Marie T. Krueger
- Department of Clinical and Movement Neurosciences, UCL Queen Square Institute of Neurology, The National Hospital for Neurology and Neurosurgery, London, UK
- Department of Stereotactic and Functional Neurosurgery, Medical Center of the University of Freiburg, Freiburg, Germany
| | - Daniel Delev
- Department of Neurosurgery, Faculty of Medicine, RWTH Aachen University, Aachen, Germany
- Center for Integrated Oncology, Universities Aachen, Bonn, Cologne, Düsseldorf (CIO ABCD), Germany
| | - Tom Theys
- Department of Neurosurgery, Universitair Ziekenhuis Leuven, UZ Leuven, Belgium
| | | | - Kostas Fountas
- Department of Neurosurgery, University of Thessaly, Greece
| | - Olaf E.M.G. Schijns
- Department of Neurosurgery, Maastricht University Medical Center, Maastricht, the Netherlands
- School for Mental Health and Neuroscience (MHeNS), University Maastricht, Maastricht, the Netherlands
- Academic Center for Epileptology, Maastricht University Medical Center & Kempenhaeghe, Maastricht, Heeze, the Netherlands
| | - Karl Roessler
- Department of Neurosurgery, Medical University of Vienna, Austria
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Pitskhelauri D, Kudieva E, Vlasov P, Eliseeva N, Zaitsev O, Kamenetskaya M, Kozlova A, Shishkina L, Danilov G, Sanikidze A, Kuprava T, Ishkinin R, Melikyan A. Burr hole microsurgical subtemporal selective amygdalohippocampectomy. Acta Neurochir (Wien) 2023; 165:1215-1226. [PMID: 36867249 DOI: 10.1007/s00701-023-05536-3] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/14/2022] [Accepted: 02/15/2023] [Indexed: 03/04/2023]
Abstract
INTRODUCTION At present, selective amygdalohippocampectomy (SAH) has become popular in the treatment of drug-resistant mesial temporal lobe epilepsy (TLE). However, there is still an ongoing discussion about the advantages and disadvantages of this approach. METHODS The study included a consecutive series of 43 adult patients with drug-resistant TLE, involving 24 women and 19 men (1.8/1). Surgeries were performed at the Burdenko Neurosurgery Center from 2016 to 2019. To perform subtemporal SAH through the burr hole with the diameter of 14 mm, we used two types of approaches: preauricular, 25 cases, and supra-auricular, 18 cases. The follow-up ranged from 36 to 78 months (median 59 months). One patient died 16 months after surgery (accident). RESULTS By the third year after surgery, Engel I outcome was achieved in 80.9% (34 cases) of cases and Engel II in 4 (9.5%) and Engel III and Engel IV in 4 (9.6%) cases. Among the patients with Engel I outcomes, anticonvulsant therapy was completed in 15 (44.1%), and doses were reduced in 17 (50%) cases. Verbal and delayed verbal memory decreased after surgery in 38.5% and 46.1%, respectively. Verbal memory was mainly affected by preauricular approach in comparison with supra-auricular (p = 0.041). In 15 (51.7%) cases, minimal visual field defects were detected in the upper quadrant. At the same time, visual field defects did not extend into the lower quadrant and inside the 20° of the upper affected quadrant in any case. CONCLUSIONS Burr hole microsurgical subtemporal SAH is an effective surgical procedure for drug-resistant TLE. It involves minimal risks of loss of visual field within the 20° of the upper quadrant. Supra-auricular approach, compared to preauricular, results in a reduction in the incidence of upper quadrant hemianopia and is associated with a lower risk of verbal memory impairment.
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Affiliation(s)
- David Pitskhelauri
- N. N. Burdenko National Medical Research Center of Neurosurgery, Ministry of Health of the Russian Federation, 16 4th Tverskaya-Yamskaya St, 125047, Moscow, Russia.
| | - Elina Kudieva
- N. N. Burdenko National Medical Research Center of Neurosurgery, Ministry of Health of the Russian Federation, 16 4th Tverskaya-Yamskaya St, 125047, Moscow, Russia
| | - Pavel Vlasov
- N. N. Burdenko National Medical Research Center of Neurosurgery, Ministry of Health of the Russian Federation, 16 4th Tverskaya-Yamskaya St, 125047, Moscow, Russia
| | - Natalya Eliseeva
- N. N. Burdenko National Medical Research Center of Neurosurgery, Ministry of Health of the Russian Federation, 16 4th Tverskaya-Yamskaya St, 125047, Moscow, Russia
| | - Oleg Zaitsev
- N. N. Burdenko National Medical Research Center of Neurosurgery, Ministry of Health of the Russian Federation, 16 4th Tverskaya-Yamskaya St, 125047, Moscow, Russia
| | - Maria Kamenetskaya
- N. N. Burdenko National Medical Research Center of Neurosurgery, Ministry of Health of the Russian Federation, 16 4th Tverskaya-Yamskaya St, 125047, Moscow, Russia
| | - Antonina Kozlova
- N. N. Burdenko National Medical Research Center of Neurosurgery, Ministry of Health of the Russian Federation, 16 4th Tverskaya-Yamskaya St, 125047, Moscow, Russia
| | - Ludmila Shishkina
- N. N. Burdenko National Medical Research Center of Neurosurgery, Ministry of Health of the Russian Federation, 16 4th Tverskaya-Yamskaya St, 125047, Moscow, Russia
| | - Gleb Danilov
- N. N. Burdenko National Medical Research Center of Neurosurgery, Ministry of Health of the Russian Federation, 16 4th Tverskaya-Yamskaya St, 125047, Moscow, Russia
| | - Alexander Sanikidze
- N. N. Burdenko National Medical Research Center of Neurosurgery, Ministry of Health of the Russian Federation, 16 4th Tverskaya-Yamskaya St, 125047, Moscow, Russia
| | | | - Ruslan Ishkinin
- N. N. Burdenko National Medical Research Center of Neurosurgery, Ministry of Health of the Russian Federation, 16 4th Tverskaya-Yamskaya St, 125047, Moscow, Russia
| | - Armen Melikyan
- N. N. Burdenko National Medical Research Center of Neurosurgery, Ministry of Health of the Russian Federation, 16 4th Tverskaya-Yamskaya St, 125047, Moscow, Russia
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Mini-craniotomy for intra-axial brain tumors: a comparison with conventional craniotomy in 306 patients harboring non-dural based lesions. Neurosurg Rev 2022; 45:2983-2991. [PMID: 35585468 DOI: 10.1007/s10143-022-01811-6] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/28/2022] [Revised: 04/14/2022] [Accepted: 05/04/2022] [Indexed: 10/18/2022]
Abstract
The use of a mini-craniotomy approach involving linear skin incision and a bone flap of about 3 cm has been reported for several neurosurgical diseases, such as aneurysms or cranial base tumors. More superficial lesions, including intra-axial tumors, may occasionally raise concerns due to insufficient control of the tumor boundaries. The convenience of a minimally invasive approach to intrinsic brain tumors was evaluated by comparing 161 patients who underwent mini-craniotomy (MC) for intra-axial brain tumors with a group of 145 patients operated on by the same surgical team through a conventional craniotomy (CC). Groups were propensity-matched for age, preoperative condition, size and location of the tumor, and pathological diagnosis. Results were analyzed focusing on operative time, the extent of resection, clinical outcome, hospitalization time, and time to start adjuvant therapy. Mini-craniotomy was equally effective in terms of extent of resection (GTR: 70.9% in the MC group vs 70.5% in the CC group) but had shorter operative time (average: 165 min in the MC group vs 205 min in the CC group p < 0.001) and lower rate of postoperative complications both superficial (1.03% vs 6.5% in the CC group p = 0.009) and deep (4% in the MC group vs 5.5% in the CC group p = 0,47). No relationship was found between the size or location of the tumor and resection rate. The MC group had reduced hospitalization time (average: 5.8 days vs 7.6 in CC group p < 0.001) and faster access to adjuvant therapies. 92.5% of the MC patients, which were scheduled for treatment, started radiotherapy within 8 weeks after surgery as opposed to 84.1% in the CC group (p = 0.04). These findings support the increasing use of mini-craniotomy for intra-axial brain tumors.
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Comparison of the keyhole trans-middle temporal gyrus approach and transsylvian approach for selective amygdalohippocampectomy: A single-center experience. J Clin Neurosci 2020; 81:390-396. [PMID: 33222948 DOI: 10.1016/j.jocn.2020.10.019] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/09/2020] [Revised: 09/19/2020] [Accepted: 10/03/2020] [Indexed: 01/19/2023]
Abstract
Several approach routes exist for selective amygdalohippocampectomy (SAH); however, previous reports regarding a comparison of these routes are limited. Here, we compared trans-middle temporal gyrus (T2) SAH and transsylvian (TS) SAH in terms of seizure outcome, visual-field defect, memory function, and operation time in our institution. This retrospective study examined the data of 16 patients with medically intractable mesial temporal lobe epilepsy. Six patients underwent trans-T2 SAH and 10 patients underwent TS SAH between July 2014 and February 2019 in Osaka City University Hospital. In trans-T2 SAH, we performed a keyhole temporal craniotomy and a small corticotomy on T2. In TS SAH, we performed a 1.5 cm corticotomy along the inferior periinsular sulcus after opening the sylvian fissure. Amygdalohippocampectomy after reaching the inferior horn of the lateral ventricle was performed in the same manner in both procedures. The seizure outcome, visual-field defect, memory function, and operation time were retrospectively compared between the procedures. Seizure-free outcomes were achieved for six patients in the trans-T2 SAH and eight patients in the TS SAH group. There were no significant differences in the seizure outcome, visual-field defect, and memory function. The operation time was significantly shorter for trans-T2 SAH than TS SAH. The postoperative scar was less conspicuous for trans-T2 SAH. Trans-T2 SAH and TS SAH were comparable in terms of the seizure outcome, visual-field defect, and memory function. The operation time and length of the skin incision were shorter for trans-T2 SAH, suggesting that it may be preferable for general epilepsy surgeons.
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Sarmento SA, Rabelo NN, Figueiredo EG. Minimally Invasive Technique (Nummular Craniotomy) for Mesial Temporal Lobe Epilepsy: A Comparison of 2 Approaches. World Neurosurg 2019; 134:e636-e641. [PMID: 31689571 DOI: 10.1016/j.wneu.2019.10.160] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/12/2019] [Revised: 10/24/2019] [Accepted: 10/25/2019] [Indexed: 10/25/2022]
Abstract
OBJECTIVE To describe our series of a minimally invasive technique using a small scalp incision and keyhole craniotomy for the removal of mesial temporal lobe structures through a transcortical approach in patients with medically intractable mesial temporal lobe epilepsy (MTLE). Studies that directly compare the clinical outcomes between minimally invasive and conventional techniques are scarce, and this information is lacking in the literature. METHODS The study enrolled 73 consecutive patients with refractory MTLE and unilateral hippocampal sclerosis; 30 patients were operated on with standard frontotemporal craniotomy between 2010 and 2013 and 43 patients were operated with a minimally invasive craniotomy (nummular craniotomy) between 2014 and 2016. The preoperative evaluation included clinical history, physical examination, video-electroencephalography, neuropsychologic assessment, and magnetic resonance imaging including thin-section coronal sequences. RESULTS There were no deaths in either group. Postoperative complications in the standard frontotemporal craniotomy group included temporal muscle atrophy (n = 4; 13.3%), cerebrospinal fluid leakage (n = 1; 3.3%), and wound infection (n = 1; 3.3%). No complications were observed in the keyhole craniotomy group. There was no between-group difference in postoperative seizure control. The mean Engel class I seizure-free outcome was 90.4% in the standard frontotemporal craniotomy group and 90.7% in the nummular craniotomy group (P > 0.05). Lengths of hospitalization (2.81 vs. 4.37 days, P < 0.001) and operative time (85.79 vs. 142.73 minutes, P < 0.001) were lower in the keyhole than in the standard frontotemporal craniotomy group, respectively. CONCLUSIONS The nummular technique was associated with faster recovery, early hospital discharge, and fewer complications than the standard technique. No differences were observed in postoperative seizure control. Keyhole craniotomy is a safe, easy, and effective treatment option for medically intractable MTLE.
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Affiliation(s)
- Stenio Abrantes Sarmento
- Instituto do Cérebro and the Epilepsy Surgery Program, Bairro dos Estados, João Pessoa, Paraíba, Brazil; Nova Esperança Medical School and Federal University of Paraíba, Jõao Pessoa, Paraíba, Brazil
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Boling W. Diagnosis and Surgical Treatment of Epilepsy. Brain Sci 2018; 8:brainsci8070115. [PMID: 29933598 PMCID: PMC6071142 DOI: 10.3390/brainsci8070115] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/13/2018] [Accepted: 06/14/2018] [Indexed: 11/20/2022] Open
Affiliation(s)
- Warren Boling
- MD, FAANS, FRCSC, FRACS, Loma Linda University Medical Center, Loma Linda, CA 92354, USA.
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Conner AK, Burks JD, Baker CM, Smitherman AD, Pryor DP, Glenn CA, Briggs RG, Bonney PA, Sughrue ME. Method for temporal keyhole lobectomies in resection of low- and high-grade gliomas. J Neurosurg 2018; 128:1388-1395. [DOI: 10.3171/2016.12.jns162168] [Citation(s) in RCA: 34] [Impact Index Per Article: 5.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Abstract
OBJECTIVEThe purpose of this study was to describe a method of resecting temporal gliomas through a keyhole lobectomy and to share the results of using this technique.METHODSThe authors performed a retrospective review of data obtained in all patients in whom the senior author performed resection of temporal gliomas between 2012 and 2015. The authors describe their technique for resecting dominant and nondominant gliomas, using both awake and asleep keyhole craniotomy techniques.RESULTSFifty-two patients were included in the study. Twenty-six patients (50%) had not received prior surgery. Seventeen patients (33%) were diagnosed with WHO Grade II/III tumors, and 35 patients (67%) were diagnosed with a glioblastoma. Thirty tumors were left sided (58%). Thirty procedures (58%) were performed while the patient was awake. The median extent of resection was 95%, and at least 90% of the tumor was resected in 35 cases (67%). Five of 49 patients (10%) with clinical follow-up experienced permanent deficits, including 3 patients (6%) with hydrocephalus requiring placement of a ventriculoperitoneal shunt and 2 patients (4%) with weakness. Three patients experienced early postoperative anomia, but no patients had a new speech deficit at clinical follow-up.CONCLUSIONSThe authors provide their experience using a keyhole lobectomy for resecting temporal gliomas. Their data demonstrate the feasibility of using less invasive techniques to safely and aggressively treat these tumors.
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Affiliation(s)
- Andrew K. Conner
- 1Department of Neurosurgery, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; and
| | - Joshua D. Burks
- 1Department of Neurosurgery, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; and
| | - Cordell M. Baker
- 1Department of Neurosurgery, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; and
| | - Adam D. Smitherman
- 1Department of Neurosurgery, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; and
| | - Dillon P. Pryor
- 1Department of Neurosurgery, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; and
| | - Chad A. Glenn
- 1Department of Neurosurgery, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; and
| | - Robert G. Briggs
- 1Department of Neurosurgery, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; and
| | - Phillip A. Bonney
- 2Department of Neurological Surgery, University of Southern California, Los Angeles, California
| | - Michael E. Sughrue
- 1Department of Neurosurgery, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; and
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Surgical Considerations of Intractable Mesial Temporal Lobe Epilepsy. Brain Sci 2018; 8:brainsci8020035. [PMID: 29461485 PMCID: PMC5836054 DOI: 10.3390/brainsci8020035] [Citation(s) in RCA: 18] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/01/2018] [Revised: 02/14/2018] [Accepted: 02/15/2018] [Indexed: 11/30/2022] Open
Abstract
Surgery of temporal lobe epilepsy is the best opportunity for seizure freedom in medically intractable patients. The surgical approach has evolved to recognize the paramount importance of the mesial temporal structures in the majority of patients with temporal lobe epilepsy who have a seizure origin in the mesial temporal structures. For those individuals with medically intractable mesial temporal lobe epilepsy, a selective amygdalohippocampectomy surgery can be done that provides an excellent opportunity for seizure freedom and limits the resection to temporal lobe structures primarily involved in seizure genesis.
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Burks JD, Conner AK, Bonney PA, Glenn CA, Smitherman AD, Ghafil CA, Briggs RG, Baker CM, Kirch NI, Sughrue ME. Frontal Keyhole Craniotomy for Resection of Low- and High-Grade Gliomas. Neurosurgery 2017; 82:388-396. [DOI: 10.1093/neuros/nyx213] [Citation(s) in RCA: 30] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/08/2016] [Accepted: 04/03/2017] [Indexed: 11/13/2022] Open
Abstract
Abstract
BACKGROUND
Minimally invasive techniques are increasingly being used to access intra-axial brain lesions.
OBJECTIVE
To describe a method of resecting frontal gliomas through a keyhole craniotomy and share the results with these techniques.
METHODS
We performed a retrospective review of data obtained on all patients undergoing resection of frontal gliomas by the senior author between 2012 and 2015. We describe our technique for resecting dominant and nondominant gliomas utilizing both awake and asleep keyhole craniotomy techniques.
RESULTS
After excluding 1 patient who received a biopsy only, 48 patients were included in the study. Twenty-nine patients (60%) had not received prior surgery. Twenty-six patients (54%) were diagnosed with WHO grade II/III tumors, and 22 patients (46%) were diagnosed with glioblastoma. Twenty-five cases (52%) were performed awake. At least 90% of the tumor was resected in 35 cases (73%). Three of 43 patients with clinical follow-up experienced permanent deficits.
CONCLUSION
We provide our experience in using keyhole craniotomies for resecting frontal gliomas. Our data demonstrate the feasibility of using minimally invasive techniques to safely and aggressively treat these tumors.
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Affiliation(s)
- Joshua D Burks
- Department of Neurosurgery, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma
| | - Andrew K Conner
- Department of Neurosurgery, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma
| | - Phillip A Bonney
- Department of Neurosurgery, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma
| | - Chad A Glenn
- Department of Neurosurgery, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma
| | - Adam D Smitherman
- Department of Neurosurgery, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma
| | - Cameron A Ghafil
- Department of Neurosurgery, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma
| | - Robert G Briggs
- Department of Neurosurgery, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma
| | - Cordell M Baker
- Department of Neurosurgery, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma
| | - Nicholas I Kirch
- Department of Neurosurgery, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma
| | - Michael E Sughrue
- Department of Neurosurgery, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma
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Mandel M, Figueiredo EG, Mandel SA, Tutihashi R, Teixeira MJ. Minimally Invasive Transpalpebral Endoscopic-Assisted Amygdalohippocampectomy. Oper Neurosurg (Hagerstown) 2015; 13:2-14. [DOI: 10.1227/neu.0000000000001179] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/19/2015] [Accepted: 11/24/2015] [Indexed: 11/19/2022] Open
Abstract
Abstract
BACKGROUND: Although anterior temporal lobectomy may be a definitive surgical treatment for epileptic patients with mesial temporal sclerosis, it often results in verbal, visual, and cognitive dysfunction. Studies have consistently reported the advantages of selective procedures compared with a standard anterior temporal lobectomy, mainly in terms of neuropsychological outcomes.
OBJECTIVE: To describe a new technique to perform a selective amygdalohippocampectomy (SAH) through a transpalpebral approach with endoscopic assistance.
METHODS: A mini fronto-orbitozygomatic craniotomy through an eyelid incision was performed in 8 patients. Both a microscope and neuroendoscope were used in the surgeries. An anterior SAH was performed in 5 patients who had the diagnosis of temporal lobe epilepsy with mesial temporal sclerosis. One patient had a mesial temporal lesion suggesting a ganglioglioma. Two patients presented mesial temporal cavernomas with seizures originating from the temporal lobe.
RESULTS: The anterior approach allowed removal of the amygdala and hippocampus. The image-guided system and postoperative evaluation confirmed that the amygdala may be accessed and completely removed through this route. The hippocampus was partially resected. All patients have discontinued medication with no more epileptic seizures. The patients with cavernomas and ganglioglioma also had their lesions completely removed. One-year follow-up has shown no visible scars.
CONCLUSION: The anterior route for SAH is a rational and direct approach to the mesial temporal lobe. Anterior SAH is a safe, less invasive procedure that provides early identification of critical vascular and neural structures in the basal cisterns. The transpalpebral approach provides a satisfactory cosmetic outcome.
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Affiliation(s)
- Mauricio Mandel
- Department of Neurosurgery, Hospital das Clínicas of University of São Paulo Medical School, São Paulo, Brazil
- Hospital Sírio Libanês, São Paulo, Brazil
- Hospital Israelita Albert Einstein, São Paulo, Brazil
| | - Eberval Gadelha Figueiredo
- Department of Neurosurgery, Hospital das Clínicas of University of São Paulo Medical School, São Paulo, Brazil
- Hospital Sírio Libanês, São Paulo, Brazil
| | - Suzana Abramovicz Mandel
- Department of Neurosurgery, Hospital das Clínicas of University of São Paulo Medical School, São Paulo, Brazil
- Hospital Sírio Libanês, São Paulo, Brazil
- Hospital Israelita Albert Einstein, São Paulo, Brazil
| | - Rafael Tutihashi
- Hospital Sírio Libanês, São Paulo, Brazil
- Hospital Israelita Albert Einstein, São Paulo, Brazil
- Department of Plastic Surgery, Hospital das Clínicas of University of São Paulo Medical School, São Paulo, Brazil
| | - Manoel Jacobsen Teixeira
- Department of Neurosurgery, Hospital das Clínicas of University of São Paulo Medical School, São Paulo, Brazil
- Hospital Sírio Libanês, São Paulo, Brazil
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Keyhole epilepsy surgery: corticoamygdalohippocampectomy for mesial temporal sclerosis. Neurosurg Rev 2015; 39:99-108; discussion 108. [DOI: 10.1007/s10143-015-0657-8] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/01/2014] [Revised: 02/15/2015] [Accepted: 04/25/2015] [Indexed: 10/23/2022]
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Hill SW, Gale SD, Pearson C, Smith K. Neuropsychological outcome following minimal access subtemporal selective amygdalohippocampectomy. Seizure 2012; 21:353-60. [DOI: 10.1016/j.seizure.2012.03.002] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/10/2011] [Revised: 02/29/2012] [Accepted: 03/01/2012] [Indexed: 10/28/2022] Open
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Conclusions. Seizure 2010; 19:690-1. [DOI: 10.1016/j.seizure.2010.10.025] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022] Open
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