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Showing 851 - 900ICML Imaging Working Group Issues Updated Guidelines on PET-CT for Staging and Response Assessment for FDG-Avid Lymphomas
Barrington et al in the International Conference on Malignant Lymphomas Imaging Working Group have presented updated consensus guidelines on 18F-fluorodeoxyglucose (FDG) positron-emission tomography (PET)-computed tomography (CT) for staging and response assessment for FDG-avid lymphomas. The...
Body Mass Index Positively Associated With Many Cancers in UK Study
In a UK population-based cohort study of associations between body mass index (BMI) and 22 specific cancers reported in The Lancet by Bhaskaran et al, positive associations were found for most cancers and were strongest for uterine, gallbladder, kidney, cervix, thyroid, liver, colon, ovarian, and...
Study Detects New ALK Mutations at Neuroblastoma Relapse
In a study reported in the Journal of Clinical Oncology, Schleiermacher et al found ALK mutations at relapse of neuroblastoma that were not present at diagnosis. They also found that subclonal mutations may be present at diagnosis with clonal expansion observed at relapse. The study involved...
Successful Vemurafenib Treatment of Progressive BRAF V600E–Mutated Anaplastic Pleomorphic Xanthoastrocytoma
The BRAF inhibitor vemurafenib (Zelboraf) is approved for treatment of BRAF-mutated metastatic melanoma. There are reports indicating that vemurafenib may be active in the treatment of intracranial neoplasms with BRAF mutations. As reported in the Journal of Clinical Oncology, Lee et al from...
Improvements in Overall Survival in Trilateral Retinoblastoma Due to Improved Chemotherapy and Earlier Detection
In a systematic review and meta-analysis reported in The Lancet Oncology, de Jong et al found a dramatic improvement in overall survival among children with trilateral retinoblastoma since 1995, reflecting increased use of conventional and high-dose chemotherapy with stem cell rescue in pineal and...
Investigational Compound ABT-414 Receives Orphan Drug Designation for Glioblastoma Multiforme
The U.S. Food and Drug Administration has granted orphan drug designation to AbbVie’s investigational compound ABT-414, which is being evaluated for safety and efficacy in patients with glioblastoma multiforme. ABT-414 is an investigational anti-EGFR (epidermal growth factor receptor)...
Dutch Phase II Study Supports Phase III Evaluation of Bevacizumab Plus Lomustine, but Not Bevacizumab Alone, in Recurrent Glioblastoma
Bevacizumab (Avastin) is frequently used in patients with recurrent glioblastoma, although it is unclear whether responses observed with such treatment result in improved overall survival. In the phase II Dutch BELOB study reported in The Lancet Oncology, Taal et al found that overall survival...
Two Common Gene Variants Associated With Longer Telomere Length May Increase the Risk of Glioma
Two common gene variants that lead to longer telomere length may increase the risk of glioma, according to the results of a study presented by Walsh et al in Nature Genetics. This finding suggests that telomere length may prove to be a promising epidemiologic risk factor for cancer. It is well...
Lanreotide Significantly Prolongs Progression-Free Survival in Metastatic Gastroenteropancreatic Neuroendocrine Tumors
Although somatostatin analogs are commonly used to treat symptoms associated with hormone hypersecretion in neuroendocrine tumors, data on their antitumor effects are limited. In the phase III CLARINET trial reported in The New England Journal of Medicine, Caplin et al found that somatostatin...
Brain Tumor Invasion Along Blood Vessels May Lead to New Cancer Treatments, Preclinical Study Suggests
Invading glioblastoma cells may hijack cerebral blood vessels during early stages of disease progression and damage the brain’s protective barrier, preclinical study published in Nature Communications indicated. The finding by Watkins et al could ultimately lead to new ways to bring about the ...
Preclinical Study Reveals Heparan Sulfate Suppresses Growth of Neuroblastoma
A heparin derivative differentiated cancer cells and caused neuroblastomas to regress without causing severe bleeding, according to the findings of a preclinical study presented in The Journal of Clinical Investigation. Knelson et al identified novel roles for heparan sulfate proteoglycans in...
Glioma-Associated Antigen Peptide Vaccination Produces Antigen-Specific T-Cell Response and Clinical Activity in Children With High-Grade Gliomas
In a study reported in the Journal of Clinical Oncology, Pollack et al found antigen-specific immune responses and evidence of clinical activity with glioma-associated antigen (GAA) peptide vaccination in children with newly diagnosed malignant brainstem and nonbrainstem gliomas. Study Details In ...
Brain Tumor Risk Greater in Women Who Begin Menstruation at Older Age, Study Reports
Women who begin menstruation at an older age have a significantly increased risk of developing a brain tumor, a Moffitt Cancer Center study shows. The results are part of a large multicenter study to determine potential risk factors associated with the development of glioma and meningioma. The...
Survivors of Childhood Cancers Experience Frequent Hospitalizations Years After Cancer Treatment
Childhood and adolescent cancer survivors often face ongoing health problems that require frequent and long hospital stays many years after their cancer diagnosis and treatment, according to a new study by Kirchhoff et al published in Cancer Epidemiology, Biomarkers & Prevention. Survivors of...
ASCO 2014: Addition of Chemotherapy to Radiotherapy Improves Survival in Low-Grade Glioma
In a long-term follow-up analysis of RTOG 9802, the addition of PCV (procarbazine [Matulane], lomustine [CeeNu], and vincristine) to radiotherapy prolonged both progression-free survival and overall survival in adult patients with low-grade glioma. The findings were reported at the 2014 ASCO Annual ...
Phase I Study Finds Novel Antibody Shows Promise in Children With Advanced Neuroblastoma
Researchers from St. Jude Children’s Research Hospital conducted a phase I study of hu14.18K322A, an experimental monoclonal antibody genetically engineered at the hospital, in 38 children with refractory or recurrent neuroblastoma. The patients received escalating doses of hu14.18K322A...
Modafinil Not Better Than Placebo for Fatigue in Lung Cancer Patients
In a trial reported in the Journal of Clinical Oncology, Spathis et al found that that the central nervous system (CNS) stimulant modafinil had no effect on fatigue compared with placebo in patients with advanced non–small cell lung cancer (NSCLC). Fatigue improved in both groups during the...
Gene Sequencing Project Discovers Mutations Tied to High-Grade Gliomas in Young Children
The St. Jude Children’s Research Hospital–Washington University Pediatric Cancer Genome Project has identified new mutations in pediatric high-grade gliomas. The findings by Wu et al were published in Nature Genetics and may lead to improved outcomes for children with these brain...
Researchers Identify Transcription Factors Distinguishing Glioblastoma Stem Cells
The activity of four transcription factors appears to distinguish the small proportion of glioblastoma cells responsible for the aggressiveness and treatment resistance of the deadly brain tumor. The findings by Suvà et al, published online in Cell, support the importance of epigenetics in...
Deep, Integrated Genomic Analysis Reclassifies Lower-Grade Brain Tumors
Using comprehensive genomic analysis, researchers have sorted low-grade brain tumors into three categories, one of which has the molecular hallmarks and shortened survival of glioblastoma multiforme, the most lethal of brain tumors. The findings were reported at the American Association for Cancer...
18F-FDOPA PET Predicts Good Prognosis as Soon as 2 Weeks After Start of Antiangiogenic Therapy in Recurrent High-Grade Glioma
In a study reported in Clinical Cancer Research, Schwarzenberg et al found 3,4-dihydroxy-6-[18F]-fluoro-L-phenylalanine (18F-FDOPA) positron-emission tomography (PET) metabolic tumor volume values at 2 weeks after the start of bevacizumab (Avastin) were highly predictive of outcome in patients with ...
Ceritinib Highly Active in Patients With ALK-Rearranged Advanced NSCLC, Including Those With Prior Crizotinib Treatment
Non–small cell lung cancer (NSCLC) harboring ALK rearrangement is sensitive to the ALK inhibitor crizotinib (Xalkori), but resistance ultimately occurs. In a phase I study reported in The New England Journal of Medicine, Shaw et al found that the more-potent ALK inhibitor ceritinib was...
Metastatic Neuroblastoma Confined to Distant Lymph Nodes Associated With Better Survival Compared With Other Stage IV Disease
The pattern of metastatic spread is not incorporated into current risk-stratification systems for neuroblastoma. In a retrospective study reported in the Journal of Clinical Oncology, Morgenstern et al found that patients with neuroblastoma with metastatic disease limited to distant lymph nodes...
Pemetrexed and Gemcitabine Show Promise Against Aggressive Childhood Brain Tumor
The quest to improve survival of children with a high-risk brain tumor has led investigators at St. Jude Children's Research Hospital to two drugs already used to treat adults with breast, pancreatic, lung, and other cancers. The study by Morfouace at al was published today in Cancer Cell....
Erlotinib and Gefitinib Offer Similar Benefit in EGFR-Mutated Non–Small Cell Lung Cancer
A retrospective study has shown that two targeted therapy drugs—erlotinib (Tarceva) and gefitinib (Iressa)—achieved similar outcomes among people with metastatic or recurrent non–small cell lung cancer (NSCLC) harboring an EGFR mutation. These EGFR tyrosine kinase inhibitors have...
IDH1-Mutant Malignant Astrocytomas May Be More Amenable to Surgical Resection and Linked to Better Prognosis
IDH1 mutation in patients with malignant astrocytomas may serve as a predictive molecular biomarker to guide aggressive surgical resection, according to the results of a study reported by Beiko et al in Neuro-Oncology. Maximal surgical resection may contribute a survival benefit in those who have...
Blood Test Could Improve Treatment for Children With Late-Stage Neuroblastoma
Research by Viprey et al has found that the detection of neuroblastoma mRNAs in peripheral blood and bone marrow aspirates from children diagnosed with stage IV neuroblastoma are independent predictors of event-free survival and overall survival. Their findings could help identify children with...
Study Identifies Possible New Target for Future Glioblastoma Drugs
A molecule in cells that shuts down the expression of genes might be a promising target for new drugs designed to treat the most frequent and lethal form of brain cancer, according to a new study by Yan et al published in Cancer Research. The findings show that high levels of the enzyme PRMT5...
Bevacizumab Added to Radiotherapy/Temozolomide Improves Progression-Free Survival but Not Overall Survival in Newly Diagnosed Glioblastoma
In a double-blind phase III trial reported in The New England Journal of Medicine, Chinot et al assessed adding bevacizumab (Avastin) to radiotherapy and temozolomide in patients with newly diagnosed glioblastoma. This was the second of two similar studies published in the February 20 issue of...
Adding Bevacizumab to Radiotherapy and Temozolomide Does Not Improve Overall Survival in Newly Diagnosed Glioblastoma
In a double-blind phase III trial reported in The New England Journal of Medicine, Gilbert et al assessed adding bevacizumab (Avastin), which is currently approved in recurrent glioblastoma, to radiotherapy and temozolomide in patients with newly diagnosed glioblastoma. The addition of bevacizumab...
Study Identifies Common Driver of a Childhood Brain Tumor
The St. Jude Children’s Research Hospital–Washington University Pediatric Cancer Genome Project has identified the most common genetic alteration ever reported in the brain tumor ependymoma and evidence that the alteration drives tumor development. The findings were published online in...
Small Panel of FISH Cytogenetic Markers Distinguishes Risk in Medulloblastoma Subgroups
Among the four major molecular subgroups of medulloblastoma, WNT tumors are associated with excellent prognosis, whereas SHH and Group 4 tumors are associated with intermediate and Group 3 tumors with poor prognosis. In a study reported in the Journal of Clinical Oncology, Shih et al identified a...
Optimized Radiation Treatment Schedule for Glioblastoma May Extend Survival
An altered radiation treatment schedule for glioblastoma, the most common and lethal form of brain cancer, extended the survival period of mice with the disease, according to a new study published in Cell. Because the research involved mice, the study does not recommend a specific new schedule for...
Potential Therapeutic Role for Aspirin in the Management of Sporadic Vestibular Schwannoma
In patients with sporadic vestibular schwannoma, aspirin may be of benefit in minimizing tumor growth, according to the results of a retrospective study presented by Kandathil et al in Otology and Neurotology. This finding may eliminate the need for invasive therapy and may complement existing...
High Prevalence of Platinum-Related Hearing Loss in Children With High-Risk Neuroblastoma, With Differences According to Audiometry Scales
The reported prevalence of platinum-associated ototoxicity in children with high-risk neuroblastoma varies widely due to small patient samples and use of disparate grading scales. In a study reported in the Journal of Clinical Oncology, Landier et al in the Children’s Oncology Group assessed...
Adding Chemotherapy to Radiotherapy Does Not Appear to Affect Cognitive Function in Patients With Low-Grade Glioma
The addition of PCV (procarbazine [Matulane], lomustine [CeeNu], vincristine) chemotherapy to radiotherapy improves progression-free survival in patients with grade 2 glioma, but the potential effect of treatment intensification on cognitive function is a concern in this group of patients with good ...
Study Questions the Anticancer Mechanism of Metformin
The drug metformin, which is approved for the treatment of type 2 diabetes, has been tested in clinical trials as a tumor suppressor in different cancers due to its role in activating the AMPK signaling pathway. However, a new study by Liu et al published in Proceedings of the National Academy of...
Combination Capecitabine/Temozolomide Appears Highly Effective in Patients With Treatment-Resistant Neuroendocrine Tumors
Interim results from an ongoing phase II clinical trial in patients with various types of advanced neuroendocrine tumors show that a new chemotherapy combination of capecitabine and temozolomide either stalled disease progression or shrank tumors in 95% of patients whose disease worsened after...
Sustained Complete Responses With Novel Immunotherapy in Lymphoma
Approximately 40% of patients with Hodgkin or non-Hodgkin lymphoma have tumor cells that express the type II latency Epstein-Barr virus (EBV) antigens latent membrane protein 1 (LMP1) and LMP2. T cells specific for these antigens are present in low levels and may be rendered nonreactive by the...
No Survival Benefit for Tecemotide After Chemoradiotherapy in Stage III NSCLC
In the phase III START trial reported in The Lancet Oncology, Butts et al assessed whether maintenance treatment with the MUC1 antigen–specific immunotherapy tecemotide could prolong overall survival in patients with unresectable stage III non–small cell lung cancer (NSCLC) who had...
EUROCARE-5: Trends in Survival for Childhood Cancers
As reported in The Lancet Oncology by Gatta et al, the population-based EUROCARE-5 study has shown improved survival for all childhood cancers combined in Europe between 1999–2001 and 2005–2007 and persistence of regional survival disparities. Study Details The study involved analysis ...
Interim Phase I/II Clinical Trial Data for VAL-083 Show Clinical Activity in Refractory Glioblastoma
Interim phase I/II clinical trial data for VAL-083—a bifunctional DNA alkylator that crosses the blood-brain barrier with preferential accumulation in brain tumor tissue—in patients with recurrent glioblastoma multiforme were presented by Shih et al at the 4th Quadrennial Meeting of the ...
Imaging Studies May Predict Tumor Response to Antiangiogenic Drugs
Advanced imaging techniques may be able to distinguish which patients' tumors will respond to treatment with antiangiogenic drugs and which will not. In a report published online in PNAS, researchers studied patients with newly diagnosed glioblastoma who were treated with the antiangiogenic agent...
RTOG 0525 Subanalysis Finds Worse Outcomes With Dose-Dense vs Standard Adjuvant Temozolomide in Glioblastoma
A phase III trial (Radiation Therapy Oncology Group [RTOG] 0525; N = 833) comparing dose-dense vs standard-dose temozolomide maintenance in newly diagnosed glioblastoma showed no differences in overall survival or progression-free survival between treatments. A substudy of the trial, reported in...
No Benefit of Dose-Dense vs Standard Temozolomide in Newly Diagnosed Glioblastoma, MGMT Methylation Associated With Better Survival
Dose-dense temozolomide results in depletion of O6-methylguanine-DNA methyltransferase (MGMT)—a potential determinant of treatment response—in blood mononuclear cells and possibly in tumors. In a phase III trial (Radiation Therapy Oncology Group [RTOG] 0525) reported in the Journal ...
Promising Outcomes With R-MPV Followed by Consolidation Reduced-Dose Whole-Brain Radiotherapy and Cytarabine in Newly Diagnosed Primary CNS Lymphoma
In a phase II trial reported in the Journal of Clinical Oncology, Patrick G. Morris, MD, of Memorial Sloan-Kettering Cancer Center, and colleagues assessed the efficacy of rituximab (Rituxan), methotrexate, procarbazine (Matulane), and vincristine (R-MPV) followed by consolidation reduced-dose ...
Researchers Identify Potential New Drug for Inherited Cancer
Scientists from The Scripps Research Institute have identified a new drug candidate for an inherited form of cancer with no known cure. The new study showed the drug candidate—known as FRAX97—slowed the proliferation and progression of tumor cells in animal models of neurofibromatosis...
ASTRO: Younger Adults With a Limited Number of Brain Metastases Have Improved Overall Survival After Stereotactic Radiosurgery Alone
When treated with stereotactic radiosurgery that is not combined with whole-brain radiotherapy, adult brain cancer patients who were 50 years old and younger were found to have improved survival, according to research presented on Sunday, September 22, at the American Society for Radiation...
ASTRO: Proton Therapy Yields Encouraging Outcomes for Pediatric Brain Tumor Patients
When used to treat pediatric patients with intracranial malignant tumors, proton therapy may limit the toxicity of radiation therapy while preserving tumor control, according to research presented on Sunday, September 22, at the American Society for Radiation Oncology’s 55th Annual Meeting...
Scientists Find Possible Antidote for Tamoxifen-Induced Mental Fog
Researchers from University of Rochester Medical Center have shown scientifically what many women report anecdotally: that tamoxifen is toxic to cells of the brain and central nervous system (CNS), producing mental fogginess similar to “chemo brain.” In the study, published in the...
