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Showing 21401 - 21450Results of Three Studies Indicate 17-Gene Assay Is a Significant Predictor of Prostate Cancer Aggressiveness at the Time of Diagnosis
According to the results from three studies published in European Urology, the 17-gene Oncotype DX Genomic Prostate Score is a significant predictor of disease aggressiveness at the time of diagnosis before intervention with radiation or surgery. The test provides more precise and individualized...
U.S. Cervical Cancer Rates Higher Than Previously Reported, Particularly Among Older Women and African American Women
Cervical cancer rates in the United States are higher than previously believed, particularly among 65- to 69-year-old women and African American women, according to a study by Rositch et al published in Cancer. Current U.S. cervical cancer screening guidelines do not recommend routine Pap smears...
Analysis Finds Wide Variation in Lung Cancer Rates Globally
The only recent comprehensive analysis of lung cancer rates for women around the world found that lung cancer rates are dropping in young women in many regions of the globe, pointing to the success of tobacco control efforts. However, rates continue to increase among older women in many countries,...
Frequent but Nontargeted Use of Pharmacologic Thromboprophylaxis in Hospitalized Patients With Cancer
Retrospective studies have shown that pharmacologic thromboprophylaxis is underutilized in hospitalized patients with cancer, who are believed to be at high risk of venous thromboembolism. In a prospective cross-sectional study reported in Journal of Clinical Oncology, Zwicker et al found that...
Carcinogens Found in Water Pipe Smoking May Increase Risk for Cancer
Researchers investigating the effects of water pipe smoking on the health of young adults have found elevated levels of nicotine, cotinine, tobacco-related cancer-causing agents, and volatile organic compounds, including benzene and acrolein, in the urine of users. Given the significant intake of...
Obesity Substantially Increases Breast Cancer Mortality Only in Women With Premenopausal Estrogen Receptor–Positive Disease
A new study of 80,000 women with early breast cancer in 70 clinical trials finds that obesity is associated with a 34% higher risk of breast cancer–related death only among the 20,000 premenopausal women who had estrogen receptor–positive disease. Obesity had little effect in...
Study Projects Nationwide Low-Dose CT Screening Will Identify More—and Earlier-Stage—Lung Cancers, but Comes With Substantial Medicare Costs
A new model projects 5-year outcomes of implementing the recent U.S. Preventive Services Task Force (USPSTF) recommendations for annual low-dose computed tomography (CT) lung cancer screening in a high-risk Medicare population. The model estimates that gradual implementation of the screening...
Novel Targeted Drug May Provide a New Treatment Option for Patients With Recurrent Pigmented Villonodular Synovitis
According to early results from a phase I study, a new targeted drug, PLX3397, appears remarkably active against a rare neoplastic joint disorder known as pigmented villonodular synovitis. The study evaluated patients whose disease had progressed despite all other available therapies. More than...
New EGFR Inhibitor AZD9291 Shows Promising Activity in Treatment-Resistant Non–Small Cell Lung Cancer
Findings from a phase I study of a new mutant-selective epidermal growth factor receptor (EGFR) tyrosine kinase inhibitor, AZD9291, point to a promising new treatment option for patients with advanced, EGFR-mutant, non–small cell lung cancer (NSCLC) that is resistant to standard EGFR...
Delaying Androgen Deprivation Therapy May Be Safe for Men With Prostate Cancer Relapse Detected by PSA Testing
According to a large, population-based observational study of men who had a prostate-specific antigen (PSA)-only based relapse after prostate surgery or radiation therapy, delaying androgen deprivation therapy until the onset of symptoms or appearance of cancer on a scan does not substantially...
Novel Target Found for Chemotherapy-Resistant Leukemia Cells
Researchers at Children’s Hospital Los Angeles have discovered that by targeting a particular receptor, chemotherapy-resistant cancer cells can be killed in an acute form of childhood leukemia, offering the potential for a future treatment for patients who would otherwise experience relapse...
Phase II Feasibility Study Tests Four Molecular-Based Hypotheses in Advanced Colorectal Cancer
In a phase II feasibility study (MRC FOCUS3) reported in British Journal of Cancer, Maughan et al used KRAS and BRAF mutation status and topoisomerase-1 expression status to randomly assign patients with advanced colorectal cancer to molecular hypothesis–driven treatment or control treatment. ...
Epigenetically Reprogrammed Cells Generate Functional Cord Blood Stem Cells for Transplantation
The use of cord blood cells as hematopoietic stem cell grafts for patients with hematologic malignancies receiving an allogeneic stem cell transplant has been limited to children due to the small number of stem cells present in a single cord blood collection. The result of these limitations has...
Tools for Identifying Pathologically Insignificant Prostate Cancer Are Inaccurate In Unscreened Men
In a study reported in British Journal of Cancer, Shaw et al assessed the accuracy of several reported criteria for identifying insignificant prostate cancer for active surveillance in a population of unscreened men. None of the examined tools provided sufficient discrimination of insignificant...
Cowden Syndrome With Germline PTEN Mutations Puts Patients at High Risk of Second Cancers
Cowden syndrome, an autosomal-dominant disorder characterized by the development multiple hamartomas, is associated with increased risk of breast, thyroid, endometrial, and renal cancers in patients with underlying germline PTEN mutations. In a study reported in the Journal of Clinical Oncology,...
NIH Study Demonstrates That a New Cancer Immunotherapy Method Could Be Effective Against Epithelial Cell Cancers
A new method for using immunotherapy to specifically attack tumor cells that have mutations unique to a patient’s cancer has been developed by scientists at the National Cancer Institute (NCI), part of the National Institutes of Health. The researchers demonstrated that the human immune...
Incidence of Breast Cancer According to Joint Hormone Receptor and HER2 Status Differs According to Race/Ethnicity and Other Factors
In 2010, Surveillance, Epidemiology, and End Results (SEER) registries began collecting data on HER2 receptor status in breast cancer cases. In a study reported in the Journal of the National Cancer Institute, Howlader et al identified U.S. incidence rates for breast cancer by joint hormone...
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...
No Difference in Postsurgery Fatigue With Laparoscopic vs Open Surgery for Colorectal Cancer With Enhanced Recovery Program
In a UK trial (EnROL) reported in the Journal of Clinical Oncology, Kennedy et al compared outcomes with open vs laparoscopic resection of colorectal cancer within a multimodality enhanced recovery program. Such programs are intended to improve all aspects of perioperative care and have been shown...
Tumor Factors Associated With Poorer Overall Survival in Patients With Intrahepatic Cholangiocarcinoma Undergoing Curative Intent Surgery
There are limited data on outcomes after surgery for intrahepatic cholangiocarcinoma. In a systematic review and meta-analysis reported in JAMA Surgery, Mavros et al found that tumor characteristics are the primary predictors of survival after curative intent surgery, indicating the need for...
False-Positive Screening Mammograms Associated With Short-Term Anxiety but No Reduced Intention to Undergo Subsequent Mammography
The effect of false-positive mammograms on women undergoing screening is being investigated by the U.S. Preventive Services Task Force. In a study reported in JAMA Internal Medicine, Tosteson et al assessed responses to false-positive screening mammograms. According to the authors, their findings...
Magnetic Resonance–Guided Focused Ultrasound Reduces Pain From Bone Metastases
Few options are available to treat pain from bone metastases in patients refractory to drug and radiation therapy. In a phase III study reported in the Journal of the National Cancer Institute, Hurwitz et al found significant pain relief using magnetic resonance–guided focused ultrasound...
Researchers Identify Enzymes Associated With Chemoresistance in Ovarian Cancer
Inhibiting enzymes that cause changes in gene expression could decrease chemotherapy resistance in patients with ovarian cancer, according to research by Cacan et al. The study investigated the silencing of RGS10 expression in ovarian cells by epigenetics and identified two epigenetic regulators,...
Glutamine Ratio Is Key Indicator of Tumor Aggression in Ovarian Cancer, Study Finds
An analysis of the metabolic profiles of hundreds of ovarian tumors has revealed a new test to determine whether ovarian cancer cells have the potential to metastasize. The study, which was published in Molecular Systems Biology, also suggests how ovarian cancer treatments can be tailored based on...
Statin Use Associated With Reduced Risk of Prostate Cancer Recurrence
Men who begin taking statins after prostate cancer surgery are less likely to have a recurrence of their cancer, according to a retrospective analysis led by researchers at Duke Medicine. The study by Allott et al was published in BJU International. “Our findings suggest that beginning...
Ado-Trastuzumab Emtansine Improves Progression-Free Survival vs Physician’s Choice in Previously Treated Advanced HER2-Positive Breast Cancer
There are few treatment options for breast cancer patients with progressive disease after two or more HER2-directed regimens for recurrent or metastatic disease. In the open-label phase III TH3RESA trial reported in The Lancet Oncology by Krop and et al, ado-trastuzumab emtansine (Kadcyla)...
Study Confirms Clinical Benefit for Interleukin-2 Immunotherapy in Patients With Advanced Kidney Cancer
A retrospective study published online ahead of print in Urology by researchers at Roswell Park Cancer Institute found that patients with metastatic kidney cancer—even those with chronic renal insufficiency—can tolerate and benefit from high-dose interleukin-2 (HDIL-2) immunotherapy....
Minority of Oncologists and Primary Care Physicians Fully Discuss Survivorship Care Plans With Cancer Survivors
Of 53 National Cancer Institute cancer centers, only 43% report implementing survivorship care plans for at least some of their cancer survivors. In a study reported in the Journal of Clinical Oncology, Blanch-Hartigan et al found that a minority of a nationally representative sample of oncologists ...
No Apparent Increase in Risk of Oral HPV Infection in Sexual Partners of HPV-Positive Patients With Oropharyngeal Cancer
In a study reported in the Journal of Clinical Oncology, D’Souza et al found that while human papillomavirus (HPV)-positive patients with oropharyngeal cancer had high prevelances of oncogenic oral HPV DNA and oral HPV16 DNA, their sexual partners did not appear to have increased risk of...
ASCO Releases Companion Guideline on Disease Management for Patients With Advanced HER2-Positive Breast Cancer and Brain Metastases
As many as half of patients with metastatic HER2-positive breast cancer develop brain metastases over time. The American Society of Clinical Oncology recently released a clinical practice guideline on disease management for patients with advanced HER2-positive breast cancer and brain metastases. A...
ASCO Releases Clinical Practice Guideline on Systemic Therapy for Patients With Advanced HER2-Positive Breast Cancer
Approximately 15% of patients with breast cancer have tumors that overexpress the HER2 protein, and these patients can benefit from HER2-targeted therapies. The American Society of Clinical Oncology recently released a clinical practice guideline on systemic therapy for patients with advanced...
FDA Approves Omacetaxine Mepesuccinate for Injection for Home Administration
The U.S. Food and Drug Administration (FDA) has approved omacetaxine mepesuccinate (Synribo) for injection, for subcutaneous use, to include home administration, and also approved a related Medication Guide and Instructions for Use. With this approval, physicians who treat adults with chronic- or...
Increased Incidence of Thyroid Cancer: An Epidemic of Diagnosis?
In a study reported in JAMA Otolaryngology Head & Neck Surgery, Davies and Gilbert found that the incidence of thyroid cancer has nearly tripled since 1975. However, the increase appears to represent an “epidemic of diagnosis” and to almost exclusively represent increased diagnosis...
Hyperfractionated Radiation Therapy Improves Local-Regional Control Without Increasing Late Toxicity in Locally Advanced Head and Neck Cancer
Patients with locally advanced squamous cell carcinoma of the head and neck treated with hyperfractionated radiation therapy experienced improved local-regional control and, with patients censored at 5 years, improved overall survival with no increase in late toxicity, according to a study...
Surgery for Metastatic Breast Cancer Associated With High Complication Rate
Surgery for metastatic breast cancer conveys a significantly increased risk for morbidity and mortality at 30 days vs surgery for earlier-stage disease, according to researchers from the University of Toronto who presented their findings at the American Society of Breast Surgeons Annual Meeting in...
Axillary Radiotherapy Associated With Fewer Side Effects Than Lymph Node Dissection in AMAROS Analysis
Radiation therapy, an emerging treatment modality for breast cancer in the lymph nodes, is associated with significantly fewer postoperative complications than axillary lymph node dissection, according to a detailed analysis of morbidity from the AMAROS trial presented at a press briefing prior to...
Breath Analysis Offers Noninvasive Method to Detect Early Lung Cancer
Researchers at the University of Louisville School of Medicine are using breath analysis to detect the presence of lung cancer. Preliminary data indicate that this noninvasive tool offers the sensitivity of PET scanning and has almost twice the specificity of PET for distinguishing patients with...
Black Patients With Salivary Gland Mucoepidermoid or Squamous Cell Carcinoma Have Poorer Disease-Specific Survival Than White Patients
In a retrospective study of salivary gland cancer survival reported in JAMA Otolaryngology Head & Neck Surgery, Russell et al found black patients with mucoepidermoid or squamous cell carcinoma have poorer disease-specific survival than white patients, with no difference being observed between...
Severe Vitamin D Deficiency Is Associated With Aggressive Prostate Cancer, Study Finds
A study investigating vitamin D status and prostate cancer diagnosis in high-risk men has found an association between vitamin D deficiency and aggressive prostate cancer. The study enrolled 667 men, ages 40 to 79 years, who were undergoing their first prostate biopsy following an abnormal...
Differences in Lifestyle Habits and Poorer Adherence to Radiation Therapy in Patients With HPV-Negative vs HPV-Positive Oropharyngeal Carcinoma
Different mechanisms of carcinogenesis and molecular characteristics have been proposed for human papillomavirus (HPV)-positive and HPV-negative oropharyngeal carcinomas, and better outcomes have been observed in patients with HPV-positive tumors. Some experts advocate classification of the two as...
Computational Model Can Predict Therapy Outcomes in Prostate Cancer With Bone Metastasis
Active prostate cancer cells in the bone environment can disrupt the bone remodeling process, promoting a “vicious cycle” of extensive bone destruction and formation that yields nutrients allowing prostate cancer cells to grow. To simulate this complex biologic process, researchers have ...
No Difference in Disease-Free Survival but Less Steroid Dependence With Adrenal-Sparing Surgery vs Adrenalectomy in Pheochromocytoma
Molecular diagnosis and preventive surgery have been successful in preventing medullary thyroid cancer in patients with multiple endocrine neoplasia type 2 syndrome. In a retrospective population-based study reported in The Lancet Oncology, Castinetti et al found no difference in disease-free...
FDA Approves Mercaptopurine Oral Suspension for Acute Lymphoblastic Leukemia
On April 28, 2014, the U.S. Food and Drug Administration approved a 20 mg/mL oral suspension of mercaptopurine (Purixan) indicated for the treatment of patients with acute lymphoblastic leukemia (ALL) as part of a combination regimen. Successive clinical trials have demonstrated that mercaptopurine ...
Novel DNA Vaccine Generates Immunity Against Tumor Vasculature Protein in Preclinical Study
Researchers from the Abramson Cancer Center and the Perelman School of Medicine at the University of Pennsylvania have employed a novel DNA vaccine that indirectly kills cancer cells by targeting a protein found in the tumor vasculature. The vaccine also indirectly creates an immune response to the ...
Receiving Chemotherapy After a Breast Cancer Diagnosis May Affect a Patient’s Long-Term Employment
A new study has found that loss of paid employment after a diagnosis of early-stage breast cancer may be common and potentially related to the type of treatment patients received. Published early online in Cancer, the findings by Jagsi et al support efforts to reduce the side effects and burden of...
First-Generation EGFR Tyrosine Kinase Inhibitors Associated With Poorer Progression-Free Survival vs Conventional Chemotherapy in EGFR Wild-Type NSCLC
Activating EGFR mutations are found in approximately 10% of Western patients and 50% of Asian patients with non–small cell lung cancer (NSCLC), and EGFR tyrosine kinase inhibitors are recommended for use in first-line treatment in this setting. Both tyrosine kinase inhibitors and cytotoxic...
ASTRO Issues Guideline on the Role of Postoperative Radiation Therapy for Endometrial Cancer
The American Society for Radiation Oncology (ASTRO) has issued a new guideline, “The Role of Postoperative Radiation Therapy for Endometrial Cancer: An ASTRO Evidence-Based Guideline,” that details the use of adjuvant radiation therapy in the treatment of endometrial cancer. The...
FDA Approves First HPV Test for Primary Cervical Cancer Screening
The U.S. Food and Drug Administration (FDA) today approved the first human papillomavirus (HPV) DNA test that can be used as a primary cervical cancer screening test for women aged 25 years and older. The test also can provide information about the patient’s risk for developing cervical...
Human Papillomavirus Vaccine Proves Effective in Women With HIV
Women infected with HIV are disproportionally affected by human papillomavirus (HPV)-related anogenital disease, particularly with increased immunosuppression. In a clinical study of 319 HIV-infected women in the United States, Brazil, and South Africa, researchers assessed the immunogenicity and...
FDA Proposes to Extend Its Tobacco Authority to Additional Tobacco Products, Including E-Cigarettes
As part of its implementation of the Family Smoking Prevention and Tobacco Control Act signed by the President in 2009, the U.S. Food and Drug Administration (FDA) today proposed a new rule that would extend the agency’s tobacco authority to cover additional tobacco products. ...
