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EGFR L858R Mutation in Circulating Free DNA From Blood Samples of Patients With Non–Small Cell Lung Cancer Shown to Be Negative Prognostic Marker
Using a novel polymerase chain reaction assay “to efficiently assess” epidermal growth factor receptor (EGFR) mutations in circulating free DNA (cfDNA) from blood samples of patients with advanced non–small cell lung cancer (NSCLC), the Spanish Lung Cancer Group has “shown...
Researchers Map Genomic Landscape of Childhood Adrenocortical Tumors for the First Time
In an advance that could lead to better identification of malignant pediatric adrenocortical tumors, and ultimately to better treatment, researchers have mapped the genomic landscape of these rare childhood tumors. Their genomic mapping has revealed unprecedented details, not only of the aberrant...
Greater Guideline Adherence, Better Survival, Absence of Racial Survival Disparity Among Colorectal Cancer Patients in Integrated Health-Care System
In a retrospective analysis reported in the Journal of Clinical Oncology, Rhoads et al found that treatment of colorectal cancer patients in an integrated health-care system was associated with greater compliance with National Comprehensive Cancer Network (NCCN) guidelines, better survival, and no...
Simulation Study Based on ERSPC Data Shows Greatest Cost-Effectiveness With Two to Three PSA Screenings Between 55 and 59 Years of Age
The European Randomized Study of Screening for Prostate Cancer (ERSPC) trial showed a significant 29% prostate cancer mortality reduction with prostate-specific antigen (PSA) screening but a marked negative impact on quality-adjusted life-years gained due to the effect of overdiagnosis on quality...
Inherited Gene Variation Leaves Young Leukemia Patients at Risk for Peripheral Neuropathy
St. Jude Children’s Research Hospital scientists have identified the first genetic variation that is associated with an increased risk and severity of peripheral neuropathy following treatment with a widely used anticancer drug. Investigators also found evidence of how it may be possible to...
New Study Assesses Inclusion of Family in Cancer Patients’ Treatment Decisions
Family members often play an important role in providing care for patients with cancer, but which patients are more or less likely to involve family members in decisions regarding their care is not well known. A new study published by Hobbs et al in Cancer provides some insights and may help...
Lower Household Net Worth and Black Race Associated With Nonadherence to Hormonal Therapy for Early-Stage Breast Cancer
In a study reported in the Journal of Clinical Oncology, Hershman et al found that nonadherence to adjuvant hormonal therapy for early-stage breast cancer was more common among black women and patients with lower household net worth, with the latter factor partly accounting for the racial...
Colorectal Cancer Benefits With Flexible Sigmoidoscopy Screening in SCORE Trial Are Generalizable to Broader Population
The Italian SCORE trial is among several recent large European randomized trials showing the benefit of flexible sigmoidoscopy screening on colorectal cancer incidence and mortality. In a study reported in the Journal of the National Cancer Institute, Senore et al found that characteristics of...
FDA Approves First Biosimilar Product Filgrastim‑Sndz
The U.S. Food and Drug Administration (FDA) today approved filgrastim-sndz (Zarxio), the first biosimilar product approved in the United States. A biosimilar product is a biologic product that is approved based on a showing that it is highly similar to an already-approved biologic. The biosimilar...
Study Finds Websites That Market Personalized Cancer Care Services Overemphasize Benefits
A recent analysis of 55 Internet websites marketing a broad range of tests and services that promise the ability to personalize cancer treatment has found that the websites often overemphasize their purported benefits and downplay their limitations. In addition, the study results show that the...
Early Study Shows Cabazitaxel May Be More Effective Than Docetaxel in Some Patients With Advanced Prostate Cancer
In a new study reported by de Leeuw et al in Clinical Cancer Research, researchers found that the novel taxane cabazitaxel (Jevtana) has properties that could make it more effective than docetaxel in some patients with advanced prostate cancer. This hypothesis is currently being tested in a phase...
Decision Aid Including Information on Overdetection Increases Informed Choice in Breast Screening and Reduces Intention to Be Screened
In a study reported in The Lancet, Hersch et al found that use of a decision aid containing information on overdetection in breast cancer screening was associated with an increased rate of informed choice regarding screening, a reduced rate of positive attitudes toward screening, and reduced...
NRAS Mutations in Advanced Melanoma Correlate With Increased Benefit From Immunotherapies
Researchers investigating whether tumor genotype correlates with benefit from immune therapy in melanoma has found that patients whose tumors had NRAS mutations had better response to immunotherapy and better outcomes than patients whose tumors had other genetic subtypes. The results suggest that...
Study Finds Immunohistochemistry Is More Effective Than FISH in Detecting EML4-ALK Rearrangments in Lung Cancer
A retrospective study by Pekar-Zlotin et al investigating fluorescence in situ hybridization (FISH) and immunohistochemistry (IHC) for detecting EML4-ALK rearrangement in patients with lung cancer has found that FISH may miss a significant number of patients who tested positive with...
Study Shows Lack of RNA Editing Leads to Melanoma Growth and Metastasis
In a new study reported by Shoshan et al in Nature Cell Biology, researchers at The University of Texas MD Anderson Cancer Center established a link between melanoma and lack of RNA editing, which leads to tumor growth and progression through manipulation of proteins. Study Findings Study lead...
Classic vs Rare EGFR Mutations in Non–Small Cell Lung Cancer Have Distinct Epidemiology, Clinical Implications
Certain rare epidermal growth factor receptor (EGFR) mutations are associated with tobacco smoking, worse prognosis, and poor response to EGFR tyrosine kinase inhibitor therapy, compared with more common, classic EGFR mutations. However, as not all rare mutations are the same, testing and therapy...
Sensor Technology May Help Improve the Accuracy of Clinical Breast Exams
Sensor technology has the potential to significantly improve the teaching of proper technique for clinical breast exams, according to a new study by researchers at the University of Wisconsin School of Medicine and Public Health. The results of the study were published in a correspondence in The...
Patient Request/Demand for Clinically Inappropriate Intervention Uncommon in Outpatient Setting
Increases in medical costs are often attributed to ‘demanding’ patients. In a study reported in JAMA Oncology, Gogineni et al found that approximately 9% of patient encounters in outpatient oncology clinics included patient demands or requests for tests or treatment, that the majority...
Study Shows That Previous Cancer ‘False Alarms’ May Discourage Patients From Screening Future Symptoms
Cancer researchers at University College London (UCL) have found that a cancer false alarm could discourage patients from checking out cancer symptoms they develop in the future. More than 80% of patients with potential cancer symptoms are given the all-clear after investigations. But according to ...
No Difference in Anxiety or Health-Related Quality of Life in NHL Patients Receiving Rituximab Maintenance vs Retreatment at Disease Progression
In an analysis among patients in the Eastern Cooperative Oncology Group (ECOG) E4402 trial (RESORT) reported in the Journal of Clinical Oncology, Wagner et al found no difference in anxiety or health-related quality of life in patients with low–tumor burden non-Hodgkin lymphoma who received...
Higher Folate Intake Associated With Reduced Risk of Hormone Receptor–Negative Breast Cancer in Premenopausal Women
In an analysis from the European Prospective Investigation Into Cancer and Nutrition (EPIC) reported in the Journal of the National Cancer Institute, de Batlle and colleagues found reduced risks of estrogen receptor–negative and progesterone receptor–negative breast cancer for highest...
TP53 Mutations Common in Pediatric Adrenocortical Carcinoma
In a Children’s Oncology Group study reported in the Journal of Clinical Oncology, Wasserman et al found that germline TP53 mutations are common in children with adrenocortical carcinoma, with mutations encoding proteins with greater loss of function being at increased risk of multiple...
‘Frailty Profile’ Predicts Survival and Toxicities Among Elderly Patients With Multiple Myeloma
A frailty score predicts mortality and the risk of toxicity in elderly patients with multiple myeloma and can be used to determine more suitable therapies for these patients, the International Myeloma Working Group reported in Blood. “Chronologic age, performance status, and physician's...
Chemotherapy Trials for Advanced Cancers of the Lung and Pancreas Overestimate Survival for Elderly Medicare Patients
Results of clinical trials evaluating chemotherapy regimens for advanced pancreatic cancer and lung cancers “tended to correctly estimate survival for Medicare patients aged 65 to 74 years, but to overestimate survival for older Medicare patients by 6 to 8 weeks,” Lamont et al reported...
Nutrient-Wide Association Study Shows Increased Coffee Intake May Be Associated With Lower Risk of Endometrial Cancer
Women who drank about four cups of coffee per day appeared to have decreased endometrial cancer risk compared with those who drank less than a cup each day, according to a study published by Merritt et al in Cancer Epidemiology, Biomarkers & Prevention. A New Approach “We used a...
Scientists Identify Genetic Variations Linked to Treatment-Related Hearing Loss in Young Patients With Cancer
Using a genome-wide associated study approach, researchers have identified inherited genetic variations in the ACYP2 gene that were linked to as much as a fourfold greater risk of rapid hearing loss in young patients with newly diagnosed brain tumors treated with cisplatin chemotherapy. The study...
Active Smoking Increases Mortality in Nonmetastatic Colorectal Cancer, Both Pre- and Postdiagnosis
In a study reported in the Journal of Clinical Oncology, Yang et al found that current smoking was associated with increased colorectal cancer–specific and all-cause mortality among colorectal cancer patients in both the prediagnosis and postdiagnosis settings. Study Details The study...
Widespread Use of Docetaxel Preceded Phase III Evidence of Usefulness in Patients With Metastatic Prostate Cancer
Docetaxel was being widely used by patients with metastatic prostate cancer before phase III evidence that it was more effective than standard-of-care for patients with castration-resistant prostate cancer, according to an analysis of Medicare claims from before and after the trial results and...
Women Who Undergo Delayed Breast Reconstruction May Experience More Cancer‑Related Distress Than Women Who Undergo Mastectomy Alone
In women who have undergone mastectomy, those who underwent delayed breast reconstruction experienced greater cancer-related distress over the long term compared with women who underwent mastectomy alone, according to a prospective study by Metcalfe et al in the Journal of Surgical Oncology. For...
No Reduction in Quality of Life With Addition of Bevacizumab to Chemotherapy in GOG 240 Trial in Advanced Cervical Cancer
The phase III Gynecologic Oncology Group (GOG) 240 trial showed that the addition of bevacizumab (Avastin) to chemotherapy prolonged survival in patients with advanced cervical cancer. An analysis reported in The Lancet Oncology by Penson et al showed no reduction in quality of life among patients...
Study Shows Immunosuppressives, Chemotherapy May Reactivate Hepatitis B
Individuals previously infected with the hepatitis B virus (HBV) that receive chemotherapy or immunosuppressive treatment may be at risk of reactivating the virus, according to a report published by Di Bisceglie et al in Hepatology. Reactivation of HBV can be fatal, and researchers suggest routine...
Genetic Screening Deemed Cost-Effective in
Non–Small Cell Lung Cancer
Multiplexed genetic screening for epidermal growth factor receptor (EGFR) and anaplastic lymphoma kinase (ALK) gene rearrangements, and subsequent biomarker-guided treatment, is cost-effective compared with standard chemotherapy treatment without any molecular testing in the metastatic...
CMS Issues National Coverage Determination for Screening for Lung Cancer With Low-Dose Computed Tomography
Today the Centers for Medicare & Medicaid Services (CMS) issued a final national coverage determination that provides for Medicare coverage of screening for lung cancer with low-dose computed tomography (CT). The coverage is effective immediately. “This is the first time that Medicare...
Analysis of Key Breast Cancer Genes Reveals Distinct Profiles for African American, European American Women
Researchers at Roswell Park Cancer Institute (RPCI) have uncovered new information that may begin to explain why many African American women are more likely to be diagnosed with aggressive, often deadly forms of breast cancer. Their findings also strengthen evidence that increased dietary folate...
Study Identifies New Pathway for Stalling BRCA-Mutated Tumor Growth in Mice and Human Cells
Inhibiting the action of a particular enzyme dramatically slows the growth of tumor cells tied to BRCA1 and BRCA2 genetic mutations that are closely tied to breast and ovarian cancers, according to researchers at New York University (NYU) Langone Medical Center. Senior investigator Agnel Sfeir,...
Immune Gene Profile Strongly Associated With Benefit of Adjuvant Trastuzumab in HER2-Positive Breast Cancer
In a study reported in the Journal of Clinical Oncology, Perez et al found that an immune function gene profile was associated with significantly improved relapse-free survival among patients with early-stage HER2-positive breast cancer who had trastuzumab (Herceptin) added to adjuvant chemotherapy ...
Study Sheds New Light on Syndrome Associated With Aggressive Pediatric Cancer
A new study involving researchers at The University of Nottingham has revealed how children with an aggressive cancer predisposition syndrome experience a never-before- seen flood of mutations in their disease in very short periods of time. The findings were published by Shlien et al in Nature...
Study Finds Biologic Markers Associated With High-Risk Pancreatic Lesions
Pancreatic cancer affects approximately 46,000 people each year in the United States, and ranks fourth among the leading causes of cancer-related deaths. Only about 6% of individuals with pancreatic cancer will live 5 years after their diagnosis. One reason for this high mortality rate is the lack...
California Primary Care Physicians Struggle to Adapt to Breast Density Law, Study Shows
Ten months after California legislators enacted a controversial law mandating that radiologists notify women if they have dense breast tissue, University of California (UC), Davis researchers have found that half of primary care physicians are still unfamiliar with the law, and many don't feel...
Study Finds Metformin May Reduce Lung Cancer Risk Among Diabetic Nonsmokers
A large retrospective cohort study of diabetic patients taking metformin, a first-line treatment for type II diabetes, has found that while metformin use was not associated with lower lung cancer risk overall, the risk was 43% lower among diabetic patients who had never smoked. In addition, the...
High-Risk Prostate Cancer Detection More Likely With Targeted MRI/Ultrasound Fusion Technique Than With Standard Biopsy
Targeted biopsy using new fusion technology that combines magnetic resonance imaging (MRI) with ultrasound is more effective than standard biopsy in detecting high-risk prostate cancer, according to a study by Siddiqui et al published in JAMA. More than 1,000 men participated in the research at the ...
Researchers Pinpoint Two Genes That Trigger Most Severe Form of Ovarian Cancer
Researchers at University of North Carolina School of Medicine have created the first mouse model of the most aggressive form of ovarian cancer and found a potential route to better treatments and much-needed diagnostic screens. Led by Terry Magnuson, PhD, the Sarah Graham Kenan Professor and Chair ...
Inherited Gene Variation Helps Explain Drug Toxicity in ALL Patients of East Asian Ancestry
Scientists at St. Jude Children's Research Hospital have discovered about 10% of young leukemia patients of East Asian ancestry inherit a gene variation that is associated with reduced tolerance of a drug that is indispensable for curing acute lymphoblastic leukemia (ALL), the most common childhood ...
Protein-Based Therapy Shows Promise Against Resistant ALL in Preclinical Study
Chemotherapy resistance is one of the most formidable obstacles to treating acute lymphoblastic leukemia (ALL), the most common form of childhood cancer. Now researchers at Children’s Hospital Los Angeles (CHLA) have designed and developed a new protein-based therapy that may prove highly...
Study Finds Fear of Cancer Can Be Either a Facilitator or Deterrent to Getting Colorectal Cancer Screenings
People who worry a lot about cancer are more likely to want to get screened for colon cancer—perhaps due to a desire for reassurance—but having a more visceral negative response to thinking about cancer acted as a deterrent to actually getting screened, according to a British study by...
Study Uncovers Range of Molecular Alterations in Head and Neck Squamous Cell Carcinomas, New Potential Drug Targets
Investigators with The Cancer Genome Atlas (TCGA) Research Network have discovered genomic differences—with potentially important clinical implications—in human papillomavirus (HPV)-associated head and neck cancers. These findings were reported in Nature. The researchers also uncovered ...
Age-Related Clonal Hematopoiesis Associated With Increased Risk of All-Cause Mortality, Heart Disease, and Stroke, as Well as Blood Cancer
In a study reported in The New England Journal of Medicine, Jaiswal et al found somatic mutations associated with hematologic cancers at increasing frequency with increasing age, with presence of the mutations being associated with increased risk of hematologic cancers, all-cause mortality,...
Study Finds Many Women Lack Understanding of Their Breast Cancer, Especially Minority Patients
A population-based study of women who had undergone surgery for breast cancer has found that many lacked understanding of the basic characteristics of their disease, including stage, grade, and tumor characteristics. Minority patients were less likely than white patients to have the correct...
Clonal Hematopoiesis With Somatic Mutations Increases With Age and Increases Risk of Hematologic Cancer and Mortality
In a study reported in The New England Journal of Medicine, Genovese et al found that clonal hematopoiesis with somatic mutations is increasingly common with greater age and is associated with increased risk of hematologic cancer. The presence of such clonal hematopoiesis in apparently healthy...
Analysis of Unexplored Part of Human Genome May Lead to Cancer Biomarker Development
A new analysis opens the door to the discovery of thousands of potential new cancer biomarkers, according to a recent study by Iyer et al published in Nature Genetics. Long Noncoding RNA Researchers at the University of Michigan Comprehensive Cancer Center analyzed the global landscape of long...
