Surgery for low-grade glioma infiltrating the central cerebral region: location as a predictive factor for neurological deficit, epileptological outcome, and quality of life

2013 ◽  
Vol 119 (2) ◽  
pp. 318-323 ◽  
Author(s):  
Philippe Schucht ◽  
Fadi Ghareeb ◽  
Hugues Duffau

Object A main concern with regard to surgery for low-grade glioma (LGG, WHO Grade II) is maintenance of the patient's functional integrity. This concern is particularly relevant for gliomas in the central region, where damage can have grave repercussions. The authors evaluated postsurgical outcomes with regard to neurological deficits, seizures, and quality of life. Methods Outcomes were compared for 33 patients with central LGG (central cohort) and a control cohort of 31 patients with frontal LGG (frontal cohort), all of whom had had medically intractable seizures before undergoing surgery with mapping while awake. All surgeries were performed in the period from February 2007 through April 2010 at the same institution. Results For the central cohort, the median extent of resection was 92% (range 80%–97%), and for the frontal cohort, the median extent of resection was 93% (range 83%–98%; p = 1.0). Although the rate of mild neurological deficits was similar for both groups, seizure freedom (Engel Class I) was achieved for only 4 (12.1%) of 33 patients in the central cohort compared with 26 (83.9%) of 31 patients in the frontal cohort (p < 0.0001). The rate of return to work was lower for patients in the central cohort (4 [12.1%] of 33) than for the patients in the frontal cohort (28 [90.3%] of 31; p < 0.0001). Conclusions Resection of central LGG is feasible and safe when appropriate intraoperative mapping is used. However, seizure control for these patients remains poor, a finding that contrasts markedly with seizure control for patients in the frontal cohort and with that reported in the literature. For patients with central LGG, poor seizure control ultimately determines quality of life because most will not be able to return to work.

2019 ◽  
Vol 21 (Supplement_3) ◽  
pp. iii20-iii21
Author(s):  
R Rudà ◽  
S Hellot ◽  
M De Backer ◽  
J Chan ◽  
L Joeres ◽  
...  

Abstract BACKGROUND Data on the use of lacosamide (LCM) for the treatment of brain tumor-related epilepsy (BTRE) are limited. The objective of this study was to evaluate the effectiveness and tolerability of LCM added to 1 or 2 antiepileptic drugs (AEDs) in the treatment of patients with epilepsy due to low-grade primary brain tumor. MATERIAL AND METHODS Prospective, multicenter, single-arm, non-interventional study with a 6-month observation period (EP0045; NCT02276053). LCM was added to existing treatment with 1 or 2 AEDs. Patients aged ≥16 years with BTRE secondary to low-grade glioma (WHO Grade I-II) were eligible. Primary endpoints: patients experiencing a ≥50% reduction in seizure frequency from Baseline to Month 6; Patient’s Global Impression of Change (PGIC) rating at Month 6. Secondary endpoints: Kaplan-Meier estimated retention rate and change from Baseline in quality-of-life to Month 6 (EQ-5D-5L and MDASI-BT). Safety variables: occurrence of adverse drug reactions (ADRs) and ADRs leading to discontinuation. The present analysis was performed for the safety set: all patients who took ≥1 dose of lacosamide. RESULTS The study was conducted between November 2014 and December 2017. Patients were enrolled from 24 sites in Italy, the United Kingdom, the Netherlands, Germany, France, and Spain. 93 patients started LCM (mean [SD] age: 44.5 [14.7] years; 50 [53.8%] male); 14 (15.1%) withdrew from the study by 6 months. 85 (91.4%) patients had low-grade glioma, 3 (3.2%) had suspected glioma, 3 (3.2%) had meningioma, 1 (1.1%) had craniopharyngioma, and 1 (1.1%) had a histologically unverified tumor. At 6-months, 66 (71.0%) patients reported a ≥50% reduction in seizure frequency, 30 (32.3%) of whom were seizure-free. Improvements on PGIC were reported by 49 (52.7%) patients. The Kaplan-Meier estimated 6-month retention rate was 86.0%. Quality of life (EQ-5D-5L) and symptoms outcome measures (MDASI-BT) remained stable. ADRs leading to discontinuation occurred in 4 (4.3%) patients, most commonly vertigo (2 [2.2%] patients). CONCLUSION This is the first prospective, multicenter study focusing on epilepsy due to slow-growing tumors (mainly low-grade gliomas), treated with LCM. The results suggest that LCM reduces seizures in patients with resistant BTRE. The majority of patients noticed a clinical improvement with the addition of LCM. Observed ADRs were consistent with the known safety profile of LCM. STUDY SUPPORTED BY: UCB Pharma.


1992 ◽  
Vol 55 (5) ◽  
pp. 372-376 ◽  
Author(s):  
M J Taphoorn ◽  
J J Heimans ◽  
F J Snoek ◽  
J Lindeboom ◽  
B Oosterink ◽  
...  

Neurosurgery ◽  
2010 ◽  
Vol 66 (6) ◽  
pp. 1074-1084 ◽  
Author(s):  
Alessandro De Benedictis ◽  
Sylvie Moritz-Gasser ◽  
Hugues Duffau

Abstract BACKGROUND Awake craniotomy with intraoperative electrical mapping is a reliable method to minimize the risk of permanent deficit during surgery for low-grade glioma located within eloquent areas classically considered inoperable. However, it could be argued that preservation of functional sites might lead to a lesser degree of tumor removal. To the best of our knowledge, the extent of resection has never been directly compared between traditional and awake procedures. OBJECTIVE We report for the first time a series of patients who underwent 2 consecutive surgeries without and with awake mapping. METHODS Nine patients underwent surgery for a low-grade glioma in functional sites under general anesthesia in other institutions. The resection was subtotal in 3 cases and partial in 6 cases. There was a postoperative worsening in 3 cases. We performed a second surgery in the awake condition with intraoperative electrostimulation. The resection was performed according to functional boundaries at both the cortical and subcortical levels. RESULTS Postoperative magnetic resonance imaging showed that the resection was complete in 5 cases and subtotal in 4 cases (no partial removal) and that it was improved in all cases compared with the first surgery (P = .04). There was no permanent neurological worsening. Three patients improved compared with the presurgical status. All patients returned to normal professional and social lives. CONCLUSION Our results demonstrate that awake surgery, known to preserve the quality of life in patients with low-grade glioma, is also able to significantly improve the extent of resection for lesions located in functional regions.


2020 ◽  
Vol 133 (5) ◽  
pp. 1291-1301 ◽  
Author(s):  
Vasileios K. Kavouridis ◽  
Alessandro Boaro ◽  
Jeffrey Dorr ◽  
Elise Y. Cho ◽  
J. Bryan Iorgulescu ◽  
...  

OBJECTIVEWhile the effect of increased extent of resection (EOR) on survival in diffuse infiltrating low-grade glioma (LGG) patients is well established, there is still uncertainty about the influence of the new WHO molecular subtypes. The authors designed a retrospective analysis to assess the interplay between EOR and molecular classes.METHODSThe authors retrospectively reviewed the records of 326 patients treated surgically for hemispheric WHO grade II LGG at Brigham and Women’s Hospital and Massachusetts General Hospital (2000–2017). EOR was calculated volumetrically and Cox proportional hazards models were built to assess for predictive factors of overall survival (OS), progression-free survival (PFS), and malignant progression–free survival (MPFS).RESULTSThere were 43 deaths (13.2%; median follow-up 5.4 years) among 326 LGG patients. Median preoperative tumor volume was 31.2 cm3 (IQR 12.9–66.0), and median postoperative residual tumor volume was 5.8 cm3 (IQR 1.1–20.5). On multivariable Cox regression, increasing postoperative volume was associated with worse OS (HR 1.02 per cm3; 95% CI 1.00–1.03; p = 0.016), PFS (HR 1.01 per cm3; 95% CI 1.00–1.02; p = 0.001), and MPFS (HR 1.01 per cm3; 95% CI 1.00–1.02; p = 0.035). This result was more pronounced in the worse prognosis subtypes of IDH-mutant and IDH-wildtype astrocytoma, for which differences in survival manifested in cases with residual tumor volume of only 1 cm3. In oligodendroglioma patients, postoperative residuals impacted survival when exceeding 8 cm3. Other significant predictors of OS were age at diagnosis, IDH-mutant and IDH-wildtype astrocytoma classes, adjuvant radiotherapy, and increasing preoperative volume.CONCLUSIONSThe results corroborate the role of EOR in survival and malignant transformation across all molecular subtypes of diffuse LGG. IDH-mutant and IDH-wildtype astrocytomas are affected even by minimal postoperative residuals and patients could potentially benefit from a more aggressive surgical approach.


2021 ◽  
Author(s):  
Chiung-Chyi Shen ◽  
Ming-Hsi Sun ◽  
Men-Yin Yang ◽  
Weir Chiang You ◽  
Meei-Ling Sheu ◽  
...  

Abstract Background: The benefit and the risk profile of Gamma Knife radiosurgery for intracerebral cavernoma remains incompletely defined in part due to the natural history of low incidence of bleeding and spontaneous regression of this vascular malformation. In this study, we retrieved cases from a prospectively collected database to assess the outcome of intracerebral cavernoma treated with Gamma Knife using a double blinded review process for treatment.Methods: From 2003 to 2018, there were 94 cases of cavernoma treated by Gamma Knife radiosurgery doubly blinded assessed by two experienced neurological and approved for Gamma Knife treatment. All the patients received Gamma Knife radiosurgery with margin dose of 11-12 Gy and afterwards were assessed for neurological outcome, radiologic response, and quality of life.Results: The median age of the patients was 48(15-85) years with median follow up of 77(26-180) months post SRS. The mean treated volume was 1.93±3.45cc. In those who has pre-SRS epilepsy, 7 of 16(43.7%) achieved seizure freedom (Engel I/II) and 9 of 16 (56.3%) achieved decreased seizures (Engel III) after SRS. Rebleeding occurred in 2 cases (2.1%) at 13 and 52 months post SRS. The radiologic assessment demonstrated 20 (21.3%) cases of decreased cavernoma volume, 69(73.4%) were stable, and 5 (7.3%) increased size. Eight-seven of 94 (92.5%) cases at the last follow up achieve improvement in their quality of life, but 7 cases (7.4%) showed a deterioration. In statistical analysis, the effective seizure control class (Engel I/II) was highly correlated with patient harboring a single lesion (p<0.05) and deep seated location of the cavernoma (p<0.01). New neurological deficits were highly correlated with decreased mental (p<0.001) and physical (p<0.05) components of quality of life testing, KPS (p<0.001), deep seated location (p<0.01), and increased nidus volume (p<0.05). Quality of life deterioration either in physical component (p<0.01), mental component (p<0.01), and KPS (p<0.05) was highly correlated with increased cavernoma volume.Conclusion: Low margin dose Gamma Knife radiosurgery for intracerebral cavernoma offers reasonable seizure control and improved quality of life while conferring a low risk of treatment complications including adverse radiation effect.


2011 ◽  
Vol 42 (03) ◽  
pp. 110-115 ◽  
Author(s):  
R. Korinthenberg ◽  
D. Neuburger ◽  
G. Nikkhah ◽  
C. Teske ◽  
K. Schnabel ◽  
...  

2016 ◽  
pp. now107 ◽  
Author(s):  
Daniel M. Fountain ◽  
Dominic Allen ◽  
Alexis J. Joannides ◽  
Dipankar Nandi ◽  
Thomas Santarius ◽  
...  

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