Your search for issues in oncology matches 1842 pages
Showing 1651 - 1700
Known Lung Cancer Oncogenes ALK and ROS1 May Also Drive Certain Colorectal Tumors
ALK and ROS1 gene rearrangements, which are known to drive subsets of lung cancer, appear to be present in some colorectal cancers as well, according to the results of a study published in Molecular Cancer Research. The findings by Aisner et al suggest that therapies used to target these two...
Quadrivalent HPV Vaccine Provides Poorer Protection in Women 18 and Older or With Abnormal Cytology
In a study reported in the Journal of Clinical Oncology, Mahmud et al evaluated the effectiveness of the quadrivalent human papillomavirus (HPV) vaccine against cervical dysplasia using population-based individual level data routinely collected in Manitoba. They found that a high proportion of...
Meta-Analysis Indicates No Reduction in Risk of Local or Distant Breast Cancer Recurrence With Preoperative Staging MRI
In an individual patient data meta-analysis reported in the Journal of Clinical Oncology, Houssami et al found that preoperative magnetic resonance imaging (MRI) was not associated with differences in local recurrence or distant recurrence compared with conventional imaging in women with breast...
Chemotherapy Drug Shortages Threaten Quality of Treatment
Over the past several years, there have been recurring shortages of widely used generic chemotherapy agents in the United States. In a letter to The New England Journal of Medicine, Gogineni et al described a survey of U.S. oncologists regarding types and frequency of chemotherapy shortages and...
Major Decline in Lung Cancer Reported
“Eliminating tobacco use is the most important thing we can do to prevent lung and other cancers, as well as the many other diseases its use causes. Today’s news confirms that we are making progress. However, the global health challenges from tobacco are still growing. “This new...
Rates of New Lung Cancer Cases Drop in U.S. Men and Women
Tobacco control efforts are having a major impact on Americans’ health, a new analysis of lung cancer data suggests. The rate of new lung cancer cases decreased among men and women in the United States from 2005 to 2009, according to a report in this week’s Morbidity and Mortality...
Higher Copayment Associated With Greater Discontinuation of and Nonadherence to Tyrosine Kinase Inhibitor Treatment in CML
The availability of the tyrosine kinase inhibitor imatinib (Gleevec) has dramatically increased survival in chronic myeloid leukemia (CML). Nonadherence to therapy with imatinib and other tyrosine kinase inhibitors is associated with disease progression and treatment resistance. In a study reported ...
Renal Cell Carcinoma Onset at ≤ 46 Years Could Serve as Marker for Genetic Testing
Approximately 5% to 8% of renal cell carcinoma cases are hereditary, and there are no guidelines for patient selection for germline mutation testing in this disease. In a study reported in the Journal of Clinical Oncology, Shuch et al from the National Cancer Institute assessed whether age at onset ...
Most Physicians Would Enroll in Hospice If They Were Terminally Ill With Cancer, Study Finds
In a research letter published in JAMA Internal Medicine, Chinn et al surveyed physicians’ attitudes towards hospice treatment if they were terminally ill with cancer and assessed how physician preferences might affect timing of hospice discussions with their terminally ill patients. They...
Low-Dose CT Screening May Result in Overdiagnosis of Lung Cancer
In a study reported in JAMA Internal Medicine, Patz et al of the NLST Overdiagnosis Manuscript Writing Team estimated the magnitude of overdiagnosis using low-dose computed tomography (CT) screening for lung cancer in the National Lung Screening Trial (NLST). They estimated that more than 18% of...
U.S. Cancer Death Rates Continue Decline, Annual Report Shows
Maintaining a 2 decade–long trend, the cancer death rate in the United States continues to decline, according to the Annual Report to the Nation on the Status of Cancer, published online this week in Cancer. The report, which covers the years 2001 to 2010, shows drops in death rates for a...
Low hENT1 Is Associated With Poorer Survival in Patients With Pancreatic Cancer Receiving Adjuvant Gemcitabine
In a study reported in the Journal of the National Cancer Institute, Greenhalf et al analyzed the association between human equilibrative nucleoside transporter 1 (hENT1) levels and survival in patients with pancreas cancer receiving adjuvant gemcitabine or fluorouracil (5-FU)/leucovorin after ...
Protective Effect of Aspirin for Colorectal Cancer Is Associated With rs6983267 T Allele
It has been posited that aspirin treatment may reduce risk for colorectal cancer through inhibition of WNT/cadherin-associated protein β1 (CTNNB1, or β-catenin) signaling. In a study reported in the Journal of the National Cancer Institute, Nan et al investigated the potential role of the ...
Novel BRAF Fusions Identified in 'Pan-Negative' Melanomas
A study by Sosman et al has identified two novel BRAF fusions in melanomas previously considered to be negative for molecular targets. In addition, these “pan-negative” melanomas were found to be sensitive to MEK inhibitors. According to the study, BRAF fusions define a new molecular...
Benefit of Breast Cancer Screening More Consistent Across Studies Than Previously Understood
Re-examination of data from four large studies of the benefits and harms of mammography screening shows that the benefits are more consistent across these studies than previously understood and that all the studies indicate a substantial reduction in breast cancer mortality with screening,...
High Levels of Immune Cells in Tumors May Identify Breast Cancer Patients Most Likely to Benefit From Trastuzumab
Women with HER2-positive breast cancer who had the highest levels of immune cells in their tumors gained the most benefit from presurgery treatment with chemotherapy and trastuzumab (Herceptin), according to results presented today at the 2013 San Antonio Breast Cancer Symposium (Abstract S1-05)....
Circulating Inflammation Markers Associated With Risk of Lung Cancer
In a study reported in the Journal of the National Cancer Institute, Shiels et al identified 11 circulating inflammation markers significantly associated with lung cancer risk. A risk score using four of the markers distinguished risk levels among current and former smokers. Study Details This...
Choosing Wisely® Initiative Improves Quality and Cost of Care
Five commonly used hematology tests, treatments, and procedures are not always necessary, according to the Choosing Wisely® initiative of the ABIM (American Board of Internal Medicine) Foundation. The American Society of Hematology (ASH) Choosing Wisely list of these five tests was...
Higher Levels of HSET Linked to More Aggressive Breast Cancers and Worse Outcomes in African American Women
Data from a study by Ritu Aneja, PhD, Associate Professor in the Department of Biology at Georgia State University in Atlanta, and colleagues indicate that overexpression of the protein HSET is a valuable prognostic biomarker in African American women with breast cancer, but not in Caucasian...
Genetic Mutation May Play a Role in Worse Outcomes for Obese Prostate Cancer Patients
A study by researchers from Harvard School of Public Health, Dana-Farber Cancer Institute, and Brigham and Women’s Hospital has found that overweight or obese men with prostate cancer whose tumors were positive for the TMPRSS2:ERG genetic mutation had more than a 50% increased risk of dying...
PPM1D Mutations in Circulating White Blood Cells Associated With Risk of Ovarian Cancer, Increased Mortality, and Risk of Breast Cancer
In a brief communication published in the Journal of the National Cancer Institute, Akbari et al reported finding a higher frequency of PPM1D mutations in circulating white blood cells from women with ovarian cancer vs controls, higher mortality associated with the mutation in women with ovarian...
Nurse Navigators Improve Patient-Reported Quality of Care in Early Cancer Care
In a study reported in the Journal of Clinical Oncology, Wagner et al assessed whether a nurse navigator intervention improved quality of life or patient experience with care in patients who recently received a diagnosis of breast, colorectal, or lung cancer. Although no differences in...
Over-Regulation of Opioids Is Resulting in Untreated Cancer Pain for Millions of Patients Worldwide
The results from the European Society for Medical Oncology (ESMO)-led Global Opioid Policy Initiative (GOPI) project show that due to a lack of access to essential opioids, more than 4 billion people—over half the world’s population—live in countries where regulatory barriers,...
U.S. Preventive Services Task Force Issues Final Recommendations on Screening for Oral Cancer
The U.S. Preventive Services Task Force (USPSTF) today released its final recommendation statement on screening for oral cancer in adults without signs or symptoms of oral cancer who are seen by primary care providers. This recommendation focuses on primary care professionals and is not a...
Further Improvement Needed in Breast MRI Use in Community Practice
In a study reported in JAMA Internal Medicine, Wernli et al evaluated use of breast magnetic resonance imaging (MRI) in the community setting from 2005 to 2009. They found that although recommended use of MRI for screening of high-risk women is increasing, considerable progress is needed in...
Increase in Breast MRIs Does Not Reflect Recommendations for Appropriate Use
In a study reported in JAMA Internal Medicine, Stout et al assessed use of breast magnetic resonance imaging (MRI) in the community setting from 2000 to 2011. They found a steep increase in use in screening and surveillance, with most women not meeting American Cancer Society (ACS) criteria for...
Epigenetic Modification of HAND2 May Be Associated With the Development of Endometrial Cancer
In a study reported in the journal PLoS One, Allison Jones, MD, of the Elizabeth Garrett Anderson Institute for Women’s Health, University College London, and colleagues analyzed the functional role of epigenetic factors in endometrial cancer development. They found that HAND2 methylation...
New Studies Provide Insight Into Melanoma Drug Resistance Pathways and Strategy for Obtaining Durable Responses
Approximately 50% of metastatic melanomas harbor the BRAF mutation, and although most of these melanomas respond dramatically to treatment with BRAF inhibitors, such as vemurafenib (Zelboraf) and dabrafenib (Tafinlar), nearly all develop resistance to the drugs within 7 to 8 months. While previous...
STAT3 Activation Is Associated With Poor Survival in Diffuse Large B-Cell Lymphoma Treated With R-CHOP
In a study reported in the Journal of Clinical Oncology, Xin Huang, PhD, of the National Clinical Research Center of Cancer in Tianjin, and colleagues investigated whether STAT3 activation can identify patients with diffuse large B-cell lymphoma treated with R-CHOP (rituximab [Rituxan] plus...
International Ki67 Reproducibility Study Shows High Intralaboratory but Only Moderate Interlaboratory Reproducibility
In a study reported in Journal of the National Cancer Institute, Mei-Yin C. Polley, PhD, of the National Cancer Institute, and colleagues assessed intralaboratory and interlaboratory variability in Ki67 scoring. They found high intralaboratory reproducibility but only moderate interlaboratory...
Young Breast Cancer Patients With Poorer Financial Status May Experience Delays in Seeking Care
Researchers seeking to determine why breast cancers are more deadly in young women found that although only a minority of young women experience long delays between the time they detect a breast abnormality and the time they receive a diagnosis, delays in seeking care are more common in women with...
Novel Oncogenetic Classifier Identifies Low- and High-Risk Patients With Adult T-Cell Acute Lymphoblastic Leukemia
The Group for Research in Adult Acute Lymphoblastic Leukemia (GRAALL) recently reported significantly better outcome in T-cell acute lymphoblastic leukemia (ALL) harboring NOTCH1 or FBXW7 (N/F) mutations, although relapse was still observed in one-third of patients with N/F-mutated T-cell ALL. In a ...
New Mutation Found in the Estrogen Receptor May Cause Resistance to Breast Cancer Treatment
Most patients with estrogen receptor–positive metastatic breast cancer who initially respond to endocrine treatments will eventually develop resistance to the therapies. A study by Ido Wolf, MD, Head of the Oncology Department at the Tel Aviv Sourasky Medical Center in Israel, and colleagues...
HPV Screening Better Than Cytology in Preventing Invasive Cervical Cancer
In a study reported in The Lancet, Guglielmo Ronco, MD, of the Center for Cancer Epidemiology and Prevention, AO City of Health and Science, in Turin, Italy, and colleagues in the International HPV Screening Working Group performed a follow up of four randomized trials of human papillomavirus...
Most Gastroenterologists and Endoscopy Nurses Prefer Propofol Over Moderate Sedation in Screening Colonoscopies, but Would Pay Little Extra for It
Propofol is increasingly being used for sedation in screening colonoscopies in low-risk patients. In the United States, propofol can be administered only by an anesthesiologist, which can raise the cost of the procedure by $600 to $2,000. In a study reported in a research letter in JAMA Internal...
One Dose of HPV 16/18 Vaccine Produces Durable Response Against New Infections
Results from the Costa Rica HPV16/18 Vaccine Trial (CVT) has found that 4-year efficacy against 12-month HPV16/18 persistent infection was similarly high among women who received one, two, or the recommended three doses of the bivalent HPV16/18 L1 virus-like particle vaccine (Cervarix). The...
Palliative Care Services and Outcomes Improve Using a Standardized Approach
Standardized criteria for initiating palliative care consultations can substantially improve the care of patients with advanced solid tumors, according to research from Mount Sinai School of Medicine, New York, led by Kerin Adelson, MD, Coordinator for Ambulatory Oncology Quality for the Tisch...
Online Training Tool Can Improve Pathway Adherence and Reduce Costs
A new educational tool for oncologists may enhance compliance with quality care standards and improve the value of cancer care, ultimately resulting in big cost savings for health-care systems, according to Karen Fields, MD, and colleagues from H. Lee Moffitt Cancer Center and Research Institute,...
New ASCO Choosing Wisely® List Details Five Cancer Tests and Treatments Routinely Performed Despite Lack of Evidence
The American Society of Clinical Oncology (ASCO) today announced its second “Top Five” list of opportunities to improve the quality and value of cancer care. Published in the Journal of Clinical Oncology (JCO), ASCO’s second Top Five list was released as part of the Choosing...
Computer-Aided Diagnosis Tool Might Help Distinguish Small Lung Cancer Nodules From Benign Nodules
The National Lung Screening Trial reported a 20% reduction in lung cancer mortality achieved through low-dose computed tomography (CT) screening of the at-risk population, compared to screening with chest x-ray. However, challenges with the clinical implication of CT screening for lung cancer...
Prolonged Sedentary Behavior Linked to Recurrence of Precancerous Colorectal Tumors in Men
Men who spend the most time engaged in sedentary behaviors are at greatest risk for recurrence of colorectal adenomas, benign tumors that are known precursors of colorectal cancers, according to results presented at the 12th Annual AACR International Conference on Frontiers in Cancer Prevention...
African American Women Are Less Likely to Benefit From HPV Vaccines for Cervical Cancer Prevention
Vaccines currently available to prevent the two most common strains of human papillomavirus (HPV), HPV 16 and 18, responsible for about 70% of cervical cancers, may not be protective in African American women, according to a study by Cathrine Hoyo, PhD, MPH, Associate Professor in the Obstetrics...
Shortened Telomeres in Blood Leukocytes May Be Associated With Increased Risk of Aggressive Prostate Cancer
Men with short-ended chromosomes in the immune cells in their blood were at increased risk for aggressive prostate cancer compared with men with long-ended chromosomes in blood immune cells, according to results presented at the 12th Annual AACR International Conference on Frontiers in Cancer...
New Biomarker May Differentiate Progressive From Nonprogressive Ductal Carcinoma in Situ
Measuring the presence and amount of the protein Vav2 may help identify breast precancers that will progress to invasive cancers, according to results presented at the 12th Annual AACR International Conference on Frontiers in Cancer Prevention Research, held October 27 to 30 in National Harbor,...
Complete Sequencing of All Known Breast Cancer Genes Explains Occurrence of the Cancer in Women With Normal BRCA Genes
Since 1994, many thousands of women with breast cancer from families severely affected with the disease have been tested for inherited mutations in BRCA1 and BRCA2, and the vast majority of those patients were told that their gene sequences were normal. With the development of modern genomics...
Novel Gene-Diet Interaction May Explain Association Between Red and Processed Meat Consumption and Colorectal Cancer Risk
A newly discovered potential gene-diet interaction for colorectal cancer may shed light on the statistically significant increased risk of colorectal cancer that is associated with consumption of red and processed meat, according to a study reported yesterday at the American Society of Human...
Oral Contraceptives Linked to Reduced Risk of Ovarian Cancer and Nonsignificantly Increased Breast Cancer Risk in Women With BRCA1/2 Mutation
In a study reported in the Journal of Clinical Oncology, Patricia G. Moorman, PhD, of Duke University Medical Center, and colleagues evaluated risk of ovarian and breast cancer among oral contraceptive users with BRCA1/2 mutations. The study showed a significantly reduced risk of ovarian...
Report of Pancreatic Atrophy in Two Patients Receiving Long-Term Sorafenib
In a letter to The New England Journal of Medicine, Ségolène Hescot, MD, of Université Paris Descartes, and colleagues reported evidence of irreversible pancreatic atrophy in two patients after long-term sorafenib treatment. Both patients received cumulative doses of sorafenib...
New Biomarker May Help Guide Treatment of Melanoma Patients
A functional biomarker that can predict whether BRAF-mutant melanomas respond to drugs targeting BRAF could help guide the treatment of patients with these cancers, according to results presented at the AACR-NCI-EORTC International Conference on Molecular Targets and Cancer Therapeutics, held...
New Molecular Diagnostics Platform Enables Rapid Detection of BRAF V600 Mutations
A new diagnostic platform to detect BRAF mutations in melanoma and other cancer types is faster and more accurate compared with the standard method currently used in clinics, and this could help accelerate diagnosis and treatment, according to results presented at the AACR-NCI-EORTC International...
