Journal of Neuro-Oncology最新文献

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Comment on "Sodium fluorescein and 5-aminolevulinic acid fluorescence-guided biopsy in brain lesions: a systematic review and meta-analysis". 关于 "荧光素钠和 5-氨基乙酰丙酸荧光引导的脑部病变活检:系统综述和荟萃分析 "的评论。
IF 3.2 2区 医学
Journal of Neuro-Oncology Pub Date : 2024-12-01 Epub Date: 2024-09-09 DOI: 10.1007/s11060-024-04820-1
Payoz Pandey, Muhammed Shabil, Ganesh Bushi
{"title":"Comment on \"Sodium fluorescein and 5-aminolevulinic acid fluorescence-guided biopsy in brain lesions: a systematic review and meta-analysis\".","authors":"Payoz Pandey, Muhammed Shabil, Ganesh Bushi","doi":"10.1007/s11060-024-04820-1","DOIUrl":"10.1007/s11060-024-04820-1","url":null,"abstract":"","PeriodicalId":16425,"journal":{"name":"Journal of Neuro-Oncology","volume":" ","pages":"677-678"},"PeriodicalIF":3.2,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142154395","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Clinical and imaging manifestations of intracerebral hemorrhage in brain tumors and metastatic lesions: a comprehensive overview. 脑肿瘤和转移性病灶脑内出血的临床和影像学表现:综述。
IF 3.2 2区 医学
Journal of Neuro-Oncology Pub Date : 2024-12-01 Epub Date: 2024-09-02 DOI: 10.1007/s11060-024-04811-2
Semil Eminovic, Tobias Orth, Andrea Dell'Orco, Lukas Baumgärtner, Andrea Morotti, David Wasilewski, Melisa S Guelen, Michael Scheel, Tobias Penzkofer, Jawed Nawabi
{"title":"Clinical and imaging manifestations of intracerebral hemorrhage in brain tumors and metastatic lesions: a comprehensive overview.","authors":"Semil Eminovic, Tobias Orth, Andrea Dell'Orco, Lukas Baumgärtner, Andrea Morotti, David Wasilewski, Melisa S Guelen, Michael Scheel, Tobias Penzkofer, Jawed Nawabi","doi":"10.1007/s11060-024-04811-2","DOIUrl":"10.1007/s11060-024-04811-2","url":null,"abstract":"<p><strong>Purpose: </strong>This observational study aims to provide a detailed clinical and imaging characterization/workup of acute intracerebral hemorrhage (ICH) due to either an underlying metastasis (mICH) or brain tumor (tICH) lesion.</p><p><strong>Methods: </strong>We conducted a retrospective, single-center study, evaluating patients presenting with occult ICH on initial CT imaging, classified as tICH or mICH on follow-up MRI imaging according to the H-Atomic classification. Demographic, clinical and radiological data were reviewed.</p><p><strong>Results: </strong>We included 116 patients (tICH: 20/116, 17.24%; mICH: 96/116, 82.76%). The most common malignancies causing ICH were lung cancer (27.59%), malignant melanoma (18.10%) and glioblastoma (10.34%). The three most common stroke-like symptoms observed were focal deficit (62/116, 53.45%), dizziness (42/116, 36.21%) and cognitive impairment (27/116, 23.28%). Highest mICH prevalence was seen in the occipital lobe (mICH: 28.13%, tICH: 0.00%; p = 0.004) with tICH more in the corpus callosum (tICH: 10.00%, mICH: 0.00%; p = 0.029). Anticoagulation therapy was only frequent in mICH patients (tICH: 0.00%, mICH: 5.21%; p = 0.586). Hemorrhage (tICH: 12682 mm<sup>3</sup>, mICH: 5708 mm<sup>3</sup>, p = 0.020) and edema volumes (tICH: 49389 mm<sup>3</sup>, mICH: 20972 mm<sup>3</sup>, p = 0.035) were significantly larger within tICH patients.</p><p><strong>Conclusion: </strong>More than half of the patients with neoplastic ICH exhibited stroke-like symptoms. Lung cancer was most common in mICH, glioblastoma in tICH. While clinical presentations were similar, significant differences in tumor location and treatments were discernible.</p>","PeriodicalId":16425,"journal":{"name":"Journal of Neuro-Oncology","volume":" ","pages":"567-578"},"PeriodicalIF":3.2,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11614960/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142108294","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Raman and autofluorescence spectroscopy for in situ identification of neoplastic tissue during surgical treatment of brain tumors. 拉曼光谱和自发荧光光谱用于在脑肿瘤手术治疗过程中原位识别肿瘤组织。
IF 3.2 2区 医学
Journal of Neuro-Oncology Pub Date : 2024-12-01 Epub Date: 2024-08-28 DOI: 10.1007/s11060-024-04809-w
Ortrud Uckermann, Jonathan Ziegler, Matthias Meinhardt, Sven Richter, Gabriele Schackert, Ilker Y Eyüpoglu, Mido M Hijazi, Dietmar Krex, Tareq A Juratli, Stephan B Sobottka, Roberta Galli
{"title":"Raman and autofluorescence spectroscopy for in situ identification of neoplastic tissue during surgical treatment of brain tumors.","authors":"Ortrud Uckermann, Jonathan Ziegler, Matthias Meinhardt, Sven Richter, Gabriele Schackert, Ilker Y Eyüpoglu, Mido M Hijazi, Dietmar Krex, Tareq A Juratli, Stephan B Sobottka, Roberta Galli","doi":"10.1007/s11060-024-04809-w","DOIUrl":"10.1007/s11060-024-04809-w","url":null,"abstract":"<p><strong>Purpose: </strong>Raman spectroscopy (RS) is a promising method for brain tumor detection. Near-infrared autofluorescence (AF) acquired during RS provides additional useful information for tumor identification and was investigated in comparison with RS for delineating brain tumors in situ.</p><p><strong>Methods: </strong>Raman spectra were acquired together with AF in situ within the solid tumor and at the tumor border during routine brain tumor surgeries (218 spectra; glioma WHO II-III, n = 6; GBM, n = 10; metastases, n = 10; meningioma, n = 3). Tissue classification for tumor identification in situ was trained on ex vivo data (375 spectra; glioma/GBM patients, n = 20; metastases, n = 11; meningioma, n = 13; and epileptic hippocampi, n = 4).</p><p><strong>Results: </strong>Both in situ and ex vivo data showed that AF intensity in brain tumors was lower than that in border regions and normal brain tissue. Moreover, a positive correlation was observed between the AF intensity and the intensity of the Raman band corresponding to lipids at 1437 cm<sup>- 1</sup>, while a negative correlation was found with the intensity of the protein band at 1260 cm<sup>- 1</sup>. The classification of in situ AF and RS datasets matched the surgeon's evaluation of tissue type, with correct rates of 0.83 and 0.84, respectively. Similar correct rates were achieved in comparison to histopathology of tissue biopsies resected in selected measurement positions (AF: 0.80, RS: 0.83).</p><p><strong>Conclusions: </strong>Spectroscopy was successfully integrated into existing neurosurgical workflows, and in situ spectroscopic data could be classified based on ex vivo data. RS confirmed its ability to detect brain tumors, while AF emerged as a competitive method for intraoperative tumor delineation.</p>","PeriodicalId":16425,"journal":{"name":"Journal of Neuro-Oncology","volume":" ","pages":"543-553"},"PeriodicalIF":3.2,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11614956/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142080622","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
In-patient neurosurgical tumor treatments for malignant glioma patients in Germany. 德国恶性胶质瘤患者的神经外科肿瘤住院治疗。
IF 3.2 2区 医学
Journal of Neuro-Oncology Pub Date : 2024-12-01 Epub Date: 2024-10-10 DOI: 10.1007/s11060-024-04784-2
Marcel A Kamp, Larissa Fink, Marie-Therese Forster, Carolin Weiss Lucas, Aaron Lawson McLean, Anna Lawson McLean, Christian Freyschlag, Klaus-Peter Stein, Dorothee Wiewrodt, Felix Muehlensiepen, Florian H Ebner, Marion Rapp, Niklas Thon, Michael Sabel, Nazife Dinc, Christiane von Saß, Marco Stein, Christine Jungk
{"title":"In-patient neurosurgical tumor treatments for malignant glioma patients in Germany.","authors":"Marcel A Kamp, Larissa Fink, Marie-Therese Forster, Carolin Weiss Lucas, Aaron Lawson McLean, Anna Lawson McLean, Christian Freyschlag, Klaus-Peter Stein, Dorothee Wiewrodt, Felix Muehlensiepen, Florian H Ebner, Marion Rapp, Niklas Thon, Michael Sabel, Nazife Dinc, Christiane von Saß, Marco Stein, Christine Jungk","doi":"10.1007/s11060-024-04784-2","DOIUrl":"10.1007/s11060-024-04784-2","url":null,"abstract":"<p><strong>Objective: </strong>Treatment for malignant gliomas involves multiple disciplines, including neurosurgery, radiation therapy, medical and neuro-oncology, and palliative medicine, with function-preserving neurosurgical tumor removal being crucial. However, real-world data on hospital cases, treatment types, especially regarding surgical approaches, and the associated complication and mortality rates in Germany are lacking.</p><p><strong>Methods: </strong>We analyzed data on hospital cases involving malignant gliomas (ICD-10-GM code C71) from the German §21 Hospital Remuneration Act, provided by the Institute for the Hospital Remuneration System (InEK GmbH), from 2019 to 2022. Our focus was on neuro-oncological operations defined by the German Cancer Society (DKG) and included specific operation and procedure (OPS) codes.</p><p><strong>Results: </strong>From 2019 to 2022, there were 101,192 hospital cases involving malignant gliomas in Germany. Neurosurgical tumor removal was performed in 27,193 cases (26.9%). Microsurgical techniques were used in 95% of surgeries, intraoperative navigation systems in 84%, fluorescence-guided surgeries in 45.6%, and intraoperative neurophysiological monitoring (IONM) in 46.4%. Surgical or medical complications occurred in 2903 cases (10.7%). The hospital mortality rate was 2.7%. Mortality was significantly higher in patients aged 65 and older (Odds ratio 2.9, p < 0.0001), and lower in cases using fluorescence-guided procedures (Odds ratio 0.8, p = 0.015) and IONM (Odds ratio 0.5, p < 0.0001).</p><p><strong>Conclusions: </strong>Over the course of 4 years, over 100,000 hospital cases involving adult patients diagnosed with malignant gliomas were treated in Germany, with 27,193 cases undergoing tumor removal using various modern surgical techniques. The hospital mortality rate was 2.7%.</p>","PeriodicalId":16425,"journal":{"name":"Journal of Neuro-Oncology","volume":" ","pages":"527-542"},"PeriodicalIF":3.2,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11615011/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142400439","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Methylation profiling in the contemporary management of meningioma. 甲基化分析在脑膜瘤现代治疗中的应用。
IF 3.2 2区 医学
Journal of Neuro-Oncology Pub Date : 2024-12-01 Epub Date: 2024-09-22 DOI: 10.1007/s11060-024-04825-w
Alexander P Landry, Leeor S Yefet, Justin Z Wang, Gelareh Zadeh, Farshad Nassiri
{"title":"Methylation profiling in the contemporary management of meningioma.","authors":"Alexander P Landry, Leeor S Yefet, Justin Z Wang, Gelareh Zadeh, Farshad Nassiri","doi":"10.1007/s11060-024-04825-w","DOIUrl":"10.1007/s11060-024-04825-w","url":null,"abstract":"<p><strong>Background: </strong>The last decade has seen major international research efforts focus on better understanding disease heterogeneity in meningioma. Multiple molecular platforms have generated significant biological and clinical utility, and there is a need to translate these findings into routine clinical practice. Here we review the role of DNA methylation profiling in meningioma and advocate for its widespread adoption.</p><p><strong>Methods: </strong>We review modern DNA methylation-based classification and outcome prediction tools in meningioma. Biological classifiers, which were constructed agnostic to outcome using unsupervised approaches, outcome predictors, and liquid biopsy models are discussed in detail.</p><p><strong>Results: </strong>DNA methylation has been used for biological classification and outcome in meningioma with considerable success. Several groups have proposed novel molecular classification systems which share similar features with one another and outperform WHO grade in their ability to predict outcome and explain subgroup-specific biological processes. In addition, recent studies have suggested a role for methylation-based liquid-biopsy in meningioma, which represents an exciting avenue for further exploration.</p><p><strong>Conclusions: </strong>DNA methylation profiling has been revolutionary in meningioma. There is a need for widespread adoption of these approaches to personalize care and inform clinical trial design.</p>","PeriodicalId":16425,"journal":{"name":"Journal of Neuro-Oncology","volume":" ","pages":"521-525"},"PeriodicalIF":3.2,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142289435","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Length of stay following elective craniotomy for tumor resection in children and young adults: a retrospective case series.
IF 3.2 2区 医学
Journal of Neuro-Oncology Pub Date : 2024-11-29 DOI: 10.1007/s11060-024-04887-w
Emal Lesha, Jordan T Roach, L Erin Miller, C Stewart Nichols, Brandy Vaughn, David G Laird, Taylor Orr, Delaney Graham, Mustafa Motiwala, Nir Shimony, Paul Klimo
{"title":"Length of stay following elective craniotomy for tumor resection in children and young adults: a retrospective case series.","authors":"Emal Lesha, Jordan T Roach, L Erin Miller, C Stewart Nichols, Brandy Vaughn, David G Laird, Taylor Orr, Delaney Graham, Mustafa Motiwala, Nir Shimony, Paul Klimo","doi":"10.1007/s11060-024-04887-w","DOIUrl":"https://doi.org/10.1007/s11060-024-04887-w","url":null,"abstract":"<p><strong>Purpose: </strong>Length of stay (LOS) is a critical metric of healthcare delivery. Prolonged LOS is associated with a heightened risk of adverse complications. We aimed to provide a comprehensive evaluation of LOS, specifically identifying variables associated with extended LOS (eLOS), in children and young adults following elective craniotomy for tumor resection.</p><p><strong>Methods: </strong>All elective craniotomies for tumor resection performed at our tertiary care children's hospital from January 2010 to December 2022 were included for review, excluding patients > 21 years of age. Demographic, clinical, and procedural variables for each craniotomy were collected. LOS was defined as the interval in days from index surgery to discharge. eLOS was defined as greater than 7 days.</p><p><strong>Results: </strong>1,276 patients underwent a total of 1,497 elective craniotomies for tumor resection. The median age was 9.45 years old, with the most common age group being > 10 years (45.6%). Most patients had supratentorial tumors (63.4%) and underwent de novo surgery (60.7%). Patients with an eLOS experienced longer ICU admissions, longer surgical times, and were younger. Variables found to be significantly associated with eLOS were posterior fossa resection (OR = 2.45), de novo craniotomy (OR = 0.49), prior shunt or ETV (OR = 1.80), tumor type (craniopharyngioma (OR = 3.74) and medulloblastoma (OR = 0.51)), and the presence of at least one postoperative event (POE) (OR = 29.85).</p><p><strong>Conclusion: </strong>This is the largest study evaluating factors (patient, tumor, surgical) associated with eLOS after elective craniotomy for tumor resection in children and young adults. The findings of this clinical study are important for preoperative counseling, neurosurgical team preparedness, and healthcare delivery optimization.</p>","PeriodicalId":16425,"journal":{"name":"Journal of Neuro-Oncology","volume":" ","pages":""},"PeriodicalIF":3.2,"publicationDate":"2024-11-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142750685","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Transient and permanent hydrocephalus following resection of brain metastases located in the posterior fossa: incidence, risk factors and the necessity of perioperative external ventricular drainage placement. 位于后窝的脑转移灶切除术后的短暂性和永久性脑积水:发生率、风险因素和围手术期脑室外引流置管的必要性。
IF 3.2 2区 医学
Journal of Neuro-Oncology Pub Date : 2024-11-28 DOI: 10.1007/s11060-024-04890-1
Ehab Shabo, Anna-Laura Potthoff, Thomas Zeyen, Julian P Layer, Stefan Ehrentraut, Jasmin Scorzin, Felix Lehmann, Nils Christian Lehnen, Mohammed Banat, Johannes Weller, Florian Gessler, Daniel Paech, Motaz Hamed, Valeri Borger, Alexander Radbruch, Ulrich Herrlinger, Leonie Weinhold, Hartmut Vatter, Matthias Schneider
{"title":"Transient and permanent hydrocephalus following resection of brain metastases located in the posterior fossa: incidence, risk factors and the necessity of perioperative external ventricular drainage placement.","authors":"Ehab Shabo, Anna-Laura Potthoff, Thomas Zeyen, Julian P Layer, Stefan Ehrentraut, Jasmin Scorzin, Felix Lehmann, Nils Christian Lehnen, Mohammed Banat, Johannes Weller, Florian Gessler, Daniel Paech, Motaz Hamed, Valeri Borger, Alexander Radbruch, Ulrich Herrlinger, Leonie Weinhold, Hartmut Vatter, Matthias Schneider","doi":"10.1007/s11060-024-04890-1","DOIUrl":"https://doi.org/10.1007/s11060-024-04890-1","url":null,"abstract":"<p><strong>Purpose: </strong>Prophylactic insertion of an external ventricular drainage (EVD) prior to the resection of posterior fossa metastases (PFMs) is a common approach to address postoperative transient and permanent hydrocephalus. However, predicting surgery-related hydrocephalus in the preoperative phase continues to be a challenge. This study aims to analyze the incidence, preoperatively collectable risk factors and necessity of perioperative external ventricular drainage placement after posterior fossa metastasis surgery.</p><p><strong>Methods: </strong>All patients undergoing surgery for PFMs at the authors' neuro-oncological center between 2015 and 2021 were identified and assessed for postoperative hydrocephalus occurrence. Tumour volume, edema volume, and 4th ventricle volume were assessed on preoperative magnetic resonance imaging scans using the IntelliSpace Portal 5.0. A multivariable logistic regression analysis was performed to identify possible predictors for postoperative hydrocephalus occurrence.</p><p><strong>Results: </strong>Postoperative hydrocephalus occurred in 14 of the 130 identified PFM patients (11%). Multivariable analysis and receiver operating characteristic (ROC) analysis revealed a 4th -ventricle-to-tumor-volume ratio ≤ 0.02 (OR 33.1, 95% CI 3.8-284.3, p = 0.001), an edema-to- tumor-volume ratio ≤ 0.85 (OR 10.6, 95% CI 2.4-47.4, p = 0.002), an imaging-morphological contact to the 4th ventricle (OR 5, 95% CI 1.4-18, p = 0.013), and multiple intracranial metastases (OR 2.4, 95% CI 1-5.9, p = 0.045) as independent predictors for surgery-related postoperative hydrocephalus occurrence.</p><p><strong>Conclusion: </strong>The present study identifies preoperatively detectable risk factors for the occurrence of postoperative hydrocephalus following surgery for PFMs. These findings may provide guidance in clinical decision-making regarding prophylactic EVD placement.</p>","PeriodicalId":16425,"journal":{"name":"Journal of Neuro-Oncology","volume":" ","pages":""},"PeriodicalIF":3.2,"publicationDate":"2024-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142739727","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A systematic review of stereotactic radiosurgery for metastatic spinal sarcomas. 立体定向放射外科治疗转移性脊柱肉瘤的系统性综述。
IF 3.2 2区 医学
Journal of Neuro-Oncology Pub Date : 2024-11-28 DOI: 10.1007/s11060-024-04892-z
Trent Kite, Stephen Jaffe, Vineetha Yadlapalli, Rhea Verma, Jenna Li, Stephen Karlovits, Rodney E Wegner, Matthew J Shepard
{"title":"A systematic review of stereotactic radiosurgery for metastatic spinal sarcomas.","authors":"Trent Kite, Stephen Jaffe, Vineetha Yadlapalli, Rhea Verma, Jenna Li, Stephen Karlovits, Rodney E Wegner, Matthew J Shepard","doi":"10.1007/s11060-024-04892-z","DOIUrl":"https://doi.org/10.1007/s11060-024-04892-z","url":null,"abstract":"<p><strong>Purpose: </strong>Sarcomas metastasizing to the spine are a rare entity. Ideally an En-bloc resection is necessary to achieve durable local control (LC) rates. However, anatomical constraints often limit the degree of tumor resection. Because of this, other therapeutic modalities either replacing or as an adjuvant to resection are necessary. Stereotactic radiosurgery (SRS) is a reasonable candidate therapy.</p><p><strong>Methods: </strong>We conducted a systematic review of the literature using the following databases: PubMed, Science Direct, and Cochrane library. We used a combination of the following terms connected by boolean operators: \"Metastatic Sarcoma, Sarcoma of the Spine, Spine Sarcoma, Metastasis, stereotactic radiosurgery, SRS.\" All retrospective and prospective cohorts, as well as randomized control trials reporting on patients with histopathologically confirmed metastatic sarcomas of the bony elements of the vertebrae, thecal sac, cord, or associated soft tissues of the spine were included. We excluded animal studies, case reports, case series, patients < 18 (pediatric cohorts), review articles and meta-analyses. No date filters were applied to our search.</p><p><strong>Results: </strong>Our final analysis included 5 studies ranging from 2009 to 2024 reporting on 260 patients and 371 associated lesions. Leiomyosarcoma was the most frequently reported histologic subtype (60%). Most lesions were localized to the thoracic spine (48.6%). 75% of studies reported a median dose < 30 Gy, and achieved biologically equivalent doses (BEDs) ranging from < 50-100. Pooled 1-year median survival was 64.5% (IQR: 61.8-75.10). Pooled 1-year median LC was 86% (IQR: 79.4-88.5). Three of five studies (60%) for OS and 4/5 (80%) for LC had data availability suitable for meta-analysis. The 1-year OS and LC rates proportions across these studies were 67% (proportion = 0.67, 95% CI: 0.57-0.75, p = 0.07, I<sup>2</sup> = 63%), and 84% (proportion = 0.84, 95% CI: 0.78-0.89, p = 0.10, I<sup>2</sup> = 52%) respectively. Median follow up across all studies was 18 months (IQR:12.7-31.3).</p><p><strong>Conclusions: </strong>SRS is a reasonable alternative therapy in either the up front, salvage or adjuvant setting which can facilitate durable LC.</p>","PeriodicalId":16425,"journal":{"name":"Journal of Neuro-Oncology","volume":" ","pages":""},"PeriodicalIF":3.2,"publicationDate":"2024-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142739669","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
BRD4 promotes immune escape of glioma cells by upregulating PD-L1 expression. BRD4通过上调PD-L1的表达促进胶质瘤细胞的免疫逃逸。
IF 3.2 2区 医学
Journal of Neuro-Oncology Pub Date : 2024-11-28 DOI: 10.1007/s11060-024-04889-8
Yongsheng Liu, Lize Cai, Hao Wang, Lin Yao, Yue Wu, Kai Zhang, Zuopeng Su, Youxin Zhou
{"title":"BRD4 promotes immune escape of glioma cells by upregulating PD-L1 expression.","authors":"Yongsheng Liu, Lize Cai, Hao Wang, Lin Yao, Yue Wu, Kai Zhang, Zuopeng Su, Youxin Zhou","doi":"10.1007/s11060-024-04889-8","DOIUrl":"https://doi.org/10.1007/s11060-024-04889-8","url":null,"abstract":"<p><strong>Purpose: </strong>Glioblastoma multiforme (GBM) poses significant challenges in treatment due to its aggressive nature and immune escape mechanisms. Despite recent advances in immune checkpoint blockade therapies, GBM prognosis remains poor. The role of bromodomain and extraterminal domain (BET) protein BRD4 in GBM, especially its interaction with immune checkpoints, is not well understood. Our study aimed to explore the role of BRD4 in GBM, especially the immune aspects.</p><p><strong>Methods: </strong>In this study, we performed bioinformatics gene expression and survival analysis of BRD4 using TCGA and CGGA databases. In addition, we investigated the effects of BRD4 on glioma cell proliferation, invasion and migration by clone formation assay, Transwell assay, CCK8 assay and wound healing assay. Chromatin immunoprecipitation (ChIP) assay was conducted to confirm BRD4 binding to the programmed death ligand 1 (PD-L1) promoter. GL261 cells with BRD4 shRNA and/or PD-L1 cDNA were intracranially injected into mice to investigate tumor growth and survival time. Tumor tissue characteristics were analyzed using H&E and IHC staining and immune cell infiltration were assessed by flow cytometry.</p><p><strong>Results: </strong>The results showed that elevated expression of BRD4 in high-grade gliomas was associated with poor patient survival. In addition, we validated the promotional effects of BRD4 on glioma cell proliferation, invasion and migration. The results of ChIP experiments showed that BRD4 is a regulator of PD-L1 at the transcriptional level, implying that it is involved in the immune escape mechanism of glioma cells. In vivo studies showed that BRD4 knockdown inhibited tumor growth and reduced immunosuppression, improving prognosis.</p><p><strong>Conclusion: </strong>BRD4 has the capability to regulate the growth of glioblastoma and enhance immune suppression by promoting PD-L1 expression. Targeting BRD4 represents a promising direction for future research and treatment.</p>","PeriodicalId":16425,"journal":{"name":"Journal of Neuro-Oncology","volume":" ","pages":""},"PeriodicalIF":3.2,"publicationDate":"2024-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142739672","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The LITT Fit in neuro-oncology: indications, imaging, and adjunctive therapies. 神经肿瘤学中的 LITT Fit:适应症、成像和辅助疗法。
IF 3.2 2区 医学
Journal of Neuro-Oncology Pub Date : 2024-11-25 DOI: 10.1007/s11060-024-04894-x
Aden P Haskell-Mendoza, Ariel T Gonzalez, Ellery H Reason, Ann Marie Flusche, Pakawat Chongsathidkiet, Lucas P Wachsmuth, C Rory Goodwin, Peter E Fecci
{"title":"The LITT Fit in neuro-oncology: indications, imaging, and adjunctive therapies.","authors":"Aden P Haskell-Mendoza, Ariel T Gonzalez, Ellery H Reason, Ann Marie Flusche, Pakawat Chongsathidkiet, Lucas P Wachsmuth, C Rory Goodwin, Peter E Fecci","doi":"10.1007/s11060-024-04894-x","DOIUrl":"https://doi.org/10.1007/s11060-024-04894-x","url":null,"abstract":"<p><strong>Purpose: </strong>There is an unmet need for new treatments for many central nervous system tumors. An expanding body of research supports the use of laser interstitial thermal therapy (LITT) in the treatment of gliomas, recurrent brain metastases, and radiation necrosis.</p><p><strong>Methods: </strong>In this review, we highlight emerging indications for LITT, including its use adjacent to eloquent structures, in the posterior fossa, and for meningioma and tumors of the vertebral column. We conclude by providing an overview of current research into post-LITT response assessment and adjunctive therapies.</p><p><strong>Results: </strong>Evidence has continued to accumulate regarding the safety of LITT in locations as varied as the motor cortex, posterior fossa, and vertebral column, as well as for novel pathologies such as meningioma. Regardless of disease histology, most patients leave the hospital within 12-48 h of LITT and can rapidly return to systemic and radiation therapies. Emerging data has allowed for a characterization of post-LITT imaging findings, and receipt of LITT should not preclude subsequent clinical trial enrollment, especially as hyperthermia modulates blood-brain barrier permeability and may synergize with immunotherapies.</p><p><strong>Conclusion: </strong>As LITT is incorporated into neurosurgical oncology practice, novel use cases will continue to emerge. Given that laser ablation is associated with shortened length of stay and decreased debility relative to open resection, development of radiographic response assessment criteria for LITT-treated lesions is urgently needed so that patients may more rapidly receive definitive management or proceed to clinical trial enrollment. Prospective evaluation of LITT and adjunctive combination therapies is ongoing.</p>","PeriodicalId":16425,"journal":{"name":"Journal of Neuro-Oncology","volume":" ","pages":""},"PeriodicalIF":3.2,"publicationDate":"2024-11-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142710476","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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