MEG predicts outcome following surgery for intractable epilepsy in children with normal or nonfocal MRI findings

Epilepsia

Volumn 48, Issue 1, 2007, Pages 149-157

  Ramachandrannair, Rajesh ^a,b   Otsubo, Hiroshi ^a   Shroff, Manohar M ^a   Ochi, Ayako ^a   Weiss, Shelly K ^a   Rutka, James T ^a   Snead III, O Carter ^a  

^a HOSPITAL FOR SICK CHILDREN   (Canada)

^b MCMASTER CHILDREN S HOSPITAL   (Canada)

Author keywords

Epilepsy surgery; Ictal onset zone; Magnetoencephalography; MRI; Outcome

Indexed keywords

ADOLESCENT; ADULT; ARTICLE; BRAIN SURGERY; CHILD; CLASSIFICATION; CLINICAL ARTICLE; CLINICAL FEATURE; DIPOLE; DISEASE DURATION; ELECTRODE; ELECTROENCEPHALOGRAM; ENGEL CLASS; FEMALE; HUMAN; HUMAN TISSUE; INTRACTABLE EPILEPSY; MAGNETOENCEPHALOGRAPHY; MALE; NEUROPHYSIOLOGY; NUCLEAR MAGNETIC RESONANCE IMAGING; ONSET AGE; PATHOLOGY; PREDICTOR VARIABLE; PRIORITY JOURNAL; REMISSION; SEIZURE; TREATMENT OUTCOME;

ADOLESCENT; AGE FACTORS; BRAIN MAPPING; CEREBRAL CORTEX; CHILD; CHILD, PRESCHOOL; DISEASE-FREE SURVIVAL; ELECTRODES, IMPLANTED; ELECTROENCEPHALOGRAPHY; EPILEPSY; FEMALE; FUNCTIONAL LATERALITY; HUMANS; MAGNETIC RESONANCE IMAGING; MAGNETOENCEPHALOGRAPHY; MALE; PROGNOSIS; TREATMENT OUTCOME;

EID: 33846232243     PISSN: 00139580     EISSN: 15281167     Source Type: Journal    
DOI: 10.1111/j.1528-1167.2006.00901.x     Document Type: Article

References (35)

1. Armon C, Radtke RA, Friedman AH, Dawson DV. (1996) Predictors of outcome of epilepsy surgery: multivariate analysis with validation. Epilepsia 37:814-821.
2. Barkley GL. (2004) Controversies in neurophysiology. MEG is superior to EEG in localization of interictal epileptiform activity: pro. Clinical Neurophysiology 115:1001-1009.
3. Bast T, Oezkan O, Rona S, Stippich C, Seitz A, Rupp A, Fauser S, Zentner J, Rating D, Scherg M. (2004) EEG and MEG source analysis of single and averaged interictal spikes reveals intrinsic epileptogenicity in focal cortical dysplasia. Epilepsia 45:621-631.
4. Baumgartner C. (2004) Controversies in clinical neurophysiology. MEG is superior to EEG in the localization of interictal epileptiform activity: con. Clinical Neurophysiology 115:1010-1020.
5. Blount JP, Langburt W, Otsubo H, Chitoku S, Ochi A, Weiss S, Snead OC, Rutka JT. (2004) Multiple subpial transections in the treatment of pediatric epilepsy. Journal of Neurosurgery 100:118-124.
6. Blume WT, Ganapathy GR, Munoz D, Lee DH. (2004) Indices of resective surgery effectiveness for intractable nonlesional focal epilepsy. Epilepsia 45:46-53.
7. Cascino GD. (2004) Surgical treatment for extratemporal epilepsy. Current Treatment Options Neurology 6:257-262.
8. Chapman K, Wyllie E, Najm I, Ruggieri P, Bingaman W, Luders J, Kotagal P, Lachhwani D, Dinner D, Luders HO. (2005) Seizure outcome after epilepsy surgery in patients with normal preoperative MRI. Journal of Neurology Neurosurgery Psychiatry 76:710-713.
9. Cukiert A, Buratini JA, Machado E, Sousa A, Vieira JO, Argentoni M, Forster C, Baldauf C. (2001) Results of surgery in patients with refractory extratemporal epilepsy with normal or nonlocalizing magnetic resonance findings investigated with subdural grids. Epilepsia 42:889-894.
10. Duncan JS, Sagar HJ. (1987) Seizure characteristics, pathology, and outcome after temporal lobectomy. Neurology 37:405-409.
11. Engel J Jr, Van Ness P, Rasmussen T, Ojemann LM. (1993) Outcome with respect to epileptic seizures. In Engel J. (Ed) Surgical treatment of the epilepsies. Raven Press, New York, pp. 609-622.
12. Fischer MJ, Scheler G, Stefan H. (2005) Utilization of magnetoencephalography results to obtain favourable outcomes in epilepsy surgery. Brain 128:153-157.
13. Fish DR, Smith SJ, Quesney LF, Andermann F, Rasmussen T. (1993) Surgical treatment of children with medically intractable frontal or temporal lobe epilepsy: results and highlights of 40 years' experience. Epilepsia 34:244-247.
14. Iida K, Otsubo H, Matsumoto Y, Ochi A, Oishi M, Holowka S, Pang E, Elliott I, Weiss SK, Chuang SH, Snead OC III, Rutka JT. (2005a) Characterizing magnetic spike sources by using magnetoencephalography-guided neuronavigation in epilepsy surgery in pediatric patients. Journal of Neurosurgery 102:187-196.
15. Iida K, Otsubo H, Mohamed IS, Okuda C, Ochi A, Weiss SK, Chuang SH, Snead OC III. (2005b) Characterizing magnetoencephalographic spike sources in children with tuberous sclerosis complex. Epilepsia 46:1510-1517.
16. Iwasaki M, Pestana E, Burgess RC, Luders HO, Shamoto H, Nakasato N. (2005) Detection of epileptiform activity by human interpreters: blinded comparison between electroencephalography and magnetoencephalography. Epilepsia 46:59-68.
17. Lee SK, Yun CH, Oh JB, Nam HW, Jung SW, Paeng JC, Lee DS, Chung CK, Choe G. (2003) Intracranial ictal onset zone in nonlesional lateral temporal lobe epilepsy on scalp ictal EEG. Neurology 61:757-764.
18. Lee SK, Lee SY, Kim KK, Hong KS, Lee DS, Chung CK. (2005) Surgical outcome and prognostic factors of cryptogenic neocortical epilepsy. Annals of Neurology 58:525-532.
19. Minassian BA, Otsubo H, Weiss S, Elliott I, Rutka JT, Snead OC III. (1999) Magnetoencephalographic localization in pediatric epilepsy surgery: comparison with invasive intracranial electroencephalography. Annals of Neurology 46:627-633.
20. Montenegro MA, Li LM, Guerreiro MM, Guerreiro CA, Cendes F. (2002) Focal cortical dysplasia: improving diagnosis and localization with magnetic resonance imaging multiplanar and curvilinear reconstruction. Journal of Neuroimaging 12:224-230.
21. Nolan MA, Sakuta R, Chuang N, Otsubo H, Rutka JT, Snead OC III, Hawkins CE, Weiss SK. (2004) Dysembryoplastic neuroepithelial tumors in childhood: long-term outcome and prognostic features. Neurology 62:2270-2276.
22. Ochi A, Otsubo H, Iida K, Oishi M, Elliott I, Weiss SK, Kutomi T, Nakayama T, Sharma R, Chuang SH, Rutka JT, Snead OC III. (2005) Identifying the primary epileptogenic hemisphere from electroencephalographic (EEG) and magnetoencephalographic dipole lateralizations in children with intractable epilepsy. Journal of Child Neurology 20:885-892.
23. Oishi M, Kameyama S, Masuda H, Tohyama J, Kanazawa O, Sasagawa M, Otsubo H. (2006) Single and multiple clusters of magnetoencephalographic dipoles in neocortical epilepsy: significance in characterizing the epileptogenic zone. Epilepsia 47:355-364.
24. Otsubo H, Shirasawa A, Chitoku S, Rutka JT, Wilson SB, Snead OC III. (2001) Computerized brain-surface voltage topographic mapping for localization of intracranial spikes from electrocorticography. Technical note. Journal of Neurosurgery 94:1005-1009.
25. Paolicchi JM, Jayakar P, Dean P, Yaylali I, Morrison G, Prats A, Resnik T, Alvarez L, Duchowny M. (2000) Predictors of outcome in pediatric epilepsy surgery. Neurology 54:642-647.
26. Park SA, Lim SR, Kim GS, Heo K, Park SC, Chang JW, Chung SS, Choi JU, Kim TS, Lee BI. (2002) Ictal electrocorticographic findings related with surgical outcomes in nonlesional neocortical epilepsy. Epilepsy Research 48:199-206.
27. Pataraia E, Baumgartner C, Lindinger G, Deecke L. (2002) Magnetoencephalography in presurgical epilepsy evaluation. Neurosurg Reviews 25:141-159; discussion 160-141.
28. Rosenow F, Luders H. (2001) Presurgical evaluation of epilepsy. Brain 124:1683-1700.
29. Rutka JT, Otsubo H, Kitano S, Sakamoto H, Shirasawa A, Ochi A, Snead OC III. (1999) Utility of digital camera-derived intraoperative images in the planning of epilepsy surgery for children. Neurosurgery 45:1186-1191.
30. Schiller Y, Cascino GD, Sharbrough FW. (1998) Chronic intracranial EEG monitoring for localizing the epileptogenic zone: an electroclinical correlation. Epilepsia 39:1302-1308.
31. Semah F, Picot MC, Adam C, Broglin D, Arzimanoglou A, Bazin B, Cavalcanti D, Baulac M. (1998) Is the underlying cause of epilepsy a major prognostic factor for recurrence? Neurology 51:1256-1262.
32. Siegel AM, Jobst BC, Thadani VM, Rhodes CH, Lewis PJ, Roberts DW, Williamson PD. (2001) Medically intractable, localization-related epilepsy with normal MRI: presurgical evaluation and surgical outcome in 43 patients. Epilepsia 42:883-888.
33. Snead OC III. (2001) Surgical treatment of medically refractory epilepsy in childhood. Brain Development 23:199-207.
34. Spencer SS. (1995) MRI and epilepsy surgery. Neurology 45:1248-1250.
35. Tonini C, Beghi E, Berg AT, Bogliun G, Giordano L, Newton RW, Tetto A, Vitelli E, Vitezic D, Wiebe S. (2004) Predictors of epilepsy surgery outcome: a meta-analysis. Epilepsy Research 62:75-87.