Search Results
Your search for all items matches 679 pages
Showing 601 - 650Stereotactic Body Radiation Costs Less but Is Associated With More Genitourinary Toxicity vs Intensity-Modulated Radiation Therapy for Prostate Cancer
In a retrospective Medicare-based study reported in the Journal of Clinical Oncology, Yu et al found that although stereotactic body radiation therapy is associated with lower treatment costs than intensity-modulated radiation therapy in treatment of prostate cancer, it is also associated with...
No Apparent Increased Risk of Myelodysplastic Syndrome With Definitive Radiotherapy in Prostate Cancer
Exposure to ionizing radiation has been associated with increased risk of myelodysplastic syndrome, and it remains unclear whether radiation doses used in prostate cancer treatment result in increased risk. In a retrospective cohort study reported in the Journal of the National Cancer Institute,...
Continued Survival Benefits With Radical Prostatectomy in Longer-Term Follow-up in Scandinavian Prostate Cancer Group-4 Trial
As reported in The New England Journal of Medicine by Bill-Axelson et al, additional long-term follow-up in the Scandinavian Prostate Cancer Group-4 trial (SPCG-4) continues to show significant benefits of radical prostatectomy vs watchful waiting in early prostate cancer, including reduced risk of ...
High Bone Biomarker Levels Linked to Preferential Survival Benefit of Atrasentan in Castration-Resistant Prostate Cancer With Skeletal Metastases
Although elevated markers of bone turnover are associated with poor survival in castration-resistant prostate cancer, the association of these markers with outcome in the setting of bone-targeted therapy is uncertain. In a study reported in the Journal of the National Cancer Institute, Lara et al...
No Benefit of Early Zoledronic Acid in Reducing Skeletal-Related Events in Castration-Sensitive Prostate Cancer With Bone Metastases
As reported in the Journal of Clinical Oncology by Smith et al, the double-blind phase III Cancer and Leukemia Group B (CALGB) 9020/Alliance trial assessed the effect of early initiation of zoledronic acid in reducing risk of skeletal-related events in men with castration-sensitive prostate cancer. ...
BPA Exposure May Be Linked to Prostate Cancer, Study Shows
A new study suggests that levels of bisphenola A (BPA) in men’s urine may be a marker of prostate cancer and that low levels of BPA exposure can cause cellular changes in both nonmalignant and malignant prostate cells. The research, published in PLOS ONE, provides the first evidence that...
No Overall Survival Advantage for Escalated-Dose vs Control-Dose Conformal Radiotherapy for Prostate Cancer at 10 Years
As reported in The Lancet Oncology by Dearnaley et al, the 10-year follow-up of the phase III open-label MRC RT01 trial showed continued benefit of escalated-dose vs control-dose conformal radiotherapy in biochemical progression-free survival in patients with prostate cancer but no overall survival ...
Robotic-Assisted Prostate Surgery May Offer Better Cancer Control Than Open Radical Prostatectomy
An observational study from UCLA’s Jonsson Comprehensive Cancer Center comparing robotic-assisted surgery to traditional surgery for prostate cancer found that patients who had robotic surgery had fewer instances of cancer cells remaining after surgery and less need of additional cancer...
Selenium and Vitamin E Supplements May Increase Risk of Prostate Cancer in Some Men
A multicenter study led by Fred Hutchinson Cancer Research Center has found that high-dose supplementation with both the trace element selenium and vitamin E may increase the risk of high-grade prostate cancer. This risk is dependent upon a man’s selenium status prior to taking the...
Newly Created Risk Stratification Database Aids in Predicting Outcomes in Prostate Cancer
The pan-Canadian Prostate Cancer Risk Stratification database was created to report on the patient, tumor, and treatment factors that were predictive of biochemical and clinical outcomes in patients who underwent radiotherapy for prostate cancer. Risk stratification in the management of those with...
High Incidence of Complications Other Than Urinary Incontinence or Erectile Dysfunction After Prostatectomy or Radiotherapy for Prostate Cancer
Studies of complications of surgery or radiotherapy for prostate cancer generally focus on incontinence and erectile dysfunction. In a population-based cohort study reported in The Lancet Oncology, Nam et al assessed the frequency of other complications associated with such treatment and found high ...
Higher Dietary Lycopene Intake Associated With Reduced Risk of Lethal Prostate Cancer and Reduced Tumor Angiogenesis
In a study reported in the Journal of the National Cancer Institute, Zu et al found that higher dietary lycopene intake was associated with reduced risk of lethal prostate cancer and reduced tumor angiogenesis. Lycopene-rich foods include tomatoes and tomato-based products. Study Details The...
Prostate Health Index May Provide New Tool to Identify Patients Assigned to Watchful Waiting Who Require Immediate Treatment
A simple tool called “phi” appears to be able to identify which patients assigned to active surveillance for prostate cancer are more likely to require treatment. Phi, or the prostate health index, is calculated from three serum measurements: PSA, free/total PSA, and a new measurement,...
Prolonged Hormone Therapy Exposure Increases Risk of Diabetes and Cardiovascular Disease in Older Patients With Prostate Cancer
Although androgen deprivation therapy extends survival in men with prostate cancer, its use is associated with unwanted side effects. In addition to the well-known side effects of impaired sexual function and hot flashes, prolonged exposure to androgen deprivation therapy can also lead to diabetes...
Study Examines Immunotherapy in Metastatic Castration-Resistant Prostate Cancer
In the randomized, phase III CA184-043 trial, ipilimumab (Yervoy) improved progression-free survival and prostate-specific antigen (PSA) response compared with placebo, but failed to improve overall survival significantly in postdocetaxel metastatic castration-resistant prostate cancer....
Radiation Plus Hormone Therapy Extends Survival in Patients With High-Risk Prostate Cancer
The addition of radiation to lifelong hormone therapy with oral antiandrogens vs antiandrogens alone reduced the prostate cancer–specific death rate by more than 50% at 10 and 15 years in men with locally advanced prostate cancer, according to an updated analysis of the Scandinavian Prostate...
Enzalutamide Improves Survival in Chemotherapy-Naive Metastatic Castration-Resistant Prostate Cancer
Enzalutamide (Xtandi) improved survival by 29% in men with chemotherapy-naive metastatic castration-resistant prostate cancer and reduced the risk of radiographic progression by 81%, according to complete results of the randomized, double-blind, placebo-controlled, multinational, phase III PREVAIL...
Model of Individualized Estimates Shows Risk of Overdiagnosis in Screening-Detected Prostate Cancers Varies Widely by Age, PSA, and Gleason Score
It is estimated that overdiagnosis occurs in approximately 20% to 40% of prostate cancers detected at screening in U.S. men aged 50 to 84 years, with the likelihood of overdiagnosis varying widely according to patient age and tumor characteristics. In a study reported in the Journal of the...
No Overall Survival Benefit With Addition of Sunitinib to Prednisone in Metastatic Castration-Resistant Prostate Cancer
In a phase III trial reported in the Journal of Clinical Oncology, Michaelson et al assessed the addition of the antiangiogenesis agent sunitinib (Sutent) to prednisone in patients with progressive metastatic castration-resistant prostate cancer after docetaxel-based chemotherapy. No...
Second-Line Therapies May Benefit Patients With Castration-Resistant Prostate Cancer and Poor Performance Status
Patients with castration-resistant prostate cancer and a poor performance status who were previously treated with docetaxel may benefit from currently available second-line therapies, according to the findings of a meta-analysis by Iacovelli et al published in Prostate Cancer and Prostatic...
Biologic Mechanism May be Linked to Racial Disparities in Prostate Cancer
In the United States, African American men are 1.6 times more likely to develop prostate cancer and more than 2.5 times as likely to die from the disease than non-Hispanic white men, according to the U.S. Department of Health & Human Services. A study by David P. Turner, PhD, Assistant...
Long-Term Symptoms Beyond 10 Years Experienced by Prostate Cancer Survivors
Years after receiving treatment, many patients who survive prostate cancer continue to experience treatment-related symptoms, according to the findings of a study by Darwish-Yassine et al published in the Journal of Cancer Survivorship. These findings highlight the need for improvements in survivor ...
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...
Low-Fat Diet and Fish Oil Supplementation Reduces Cell-Cycle Progression in Prostate Cancer
In a post hoc analysis reported in the journal Cancer Prevention Research, Galet et al analyzed the effects of diet on men with prostate cancer. They found that men who were on a low-fat diet and fish oil supplementation had lower cell-cycle progression scores, which are associated with less...
Tasquinimod May Improve Survival in Men With Metastatic Prostate Cancer
An investigational prostate cancer treatment slows the disease’s progression and may increase survival, especially among men whose cancer has spread to the bones, according an analysis led by the Duke Cancer Institute. The study, published in the journal Clinical Cancer Research, adds...
Prognostic Model Predicts Metastatic Castration-Resistant Prostate Cancer Survival in Second-Line Chemotherapy After Docetaxel
In a study reported in the Journal of the National Cancer Institute, Susan Halabi, MD, of Duke University Medical Center, and colleagues developed and validated a prognostic model predicting prostate cancer survival in patients receiving second-line chemotherapy for castration-resistant...
Dasatinib Plus Docetaxel Does Not Improve Overall Survival in Men With Chemotherapy-Naive Metastatic Castration-Resistant Prostate Cancer
Data suggest that Src kinase-mediated interactions between prostate cancer cells and osteoclasts might promote bone metastasis and that the Src kinase inhibitor dasatinib (Sprycel) might exhibit synergy with docetaxel in prostate cancer. In a phase III trial (READY) reported in The Lancet Oncology, ...
Personal History of Prostate Cancer Increases Risk of Melanoma
History of severe acne, which is a surrogate for high androgen activity, has been associated with increased risk of prostate cancer and recent data suggest that severe teenage acne is a risk factor for melanoma. In a study reported in the Journal of Clinical Oncology, Wen-Qing Li, PhD, of the...
Statin Use Reduces Cancer-Specific and All-Cause Mortality in Patients With Nonmetastatic Prostate Cancer
In a study reported in the Journal of Clinical Oncology, Oriana Yu, MD, of Jewish General Hospital in Montreal, and colleagues assessed the association of statin use with prostate cancer mortality and all-cause mortality in men with nonmetastatic prostate cancer. They found that postdiagnostic ...
Problematic Symptoms After Prostate Biopsy Associated With Anxiety
In a study reported in the Journal of Clinical Oncology, Julia Wade, PhD, of Bristol University, United Kingdom, and colleagues assessed the psychological impact of prostate biopsy. They found that postbiopsy symptoms can be associated with increased anxiety, independent of anxiety associated...
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...
Urologist Ownership of Intensity-Modulated Radiation Therapy Services Significantly Increases Use of Treatment for Prostate Cancer
In a study reported in The New England Journal of Medicine, Jean M. Mitchell, PhD, of Georgetown University, examined patterns of use of intensity-modulated radiation therapy to treat prostate cancer among urologists in private practice who have integrated intensity-modulated radiation therapy into ...
Increased Radiation Dose With Hypofractionated vs Conventional Radiation Therapy Does Not Improve Biochemical/Clinical Failure Rate in Prostate Cancer
In a study reported in the Journal of Clinical Oncology, Alan Pollack, MD, PhD, of University of Miami Miller School of Medicine, and colleagues compared escalated radiation dose using hypofractionated vs conventional fractionation intensity-modulated radiation therapy in men with favorable-...
LAT Inhibition May Be a New Therapeutic Option for Metastatic Castration-Resistant Prostate Cancer
L-type amino acid transporters (LAT) uptake neutral amino acids including L-leucine into cells, stimulating mTOR complex 1 (mTORC1) signaling and protein synthesis. LAT1 and LAT3 are overexpressed at different stages of prostate cancer and are involved in increasing nutrients and stimulating cell...
No Additional Benefit of Venlafaxine or Soy Protein vs Placebo on Hot Flashes in Men With Prostate Cancer
Hot flashes occur in approximately 80% of androgen-deprived men. In a randomized study reported in the Journal of Clinical Oncology by Mara Z. Vitolins, DrPH, MPH, RD, of Wake Forest School of Medicine, and colleagues, neither venlafaxine nor soy protein—both of which have been used to...
Long-Term Follow-up Indicates Increased Telomere Length With Lifestyle Change in Men With Low-Risk Prostate Cancer
Short telomere length in peripheral blood mononuclear cells is associated with aging and such age-related diseases as cancer, stroke, vascular dementia, cardiovascular disease, obesity, osteoporosis, and diabetes. Telomere attrition is considered a potential mechanism in triggering the chromosomal...
ECC 2013: French Study Finds Routine PSA Screening Does More Harm Than Good
There is no consensus on the value of routine prostate-specific antigen (PSA) screening. Weighing in on this issue, investigators presented a study at the European Cancer Congress 2013 in Amsterdam (Abstract 1481) suggesting that population-based PSA screening does more harm than good. The...
Men With Advanced Prostate Cancer Worry More About Burdening Family and Friends Than Dying, Survey Finds
Men with advanced prostate cancer are now living longer than ever, and it is estimated that one in six U.S. men will be diagnosed with prostate cancer in their lifetime. However, little research has been conducted to understand the psychosocial needs of these men and their caregivers after...
Telomere Length May Be a Prognostic Marker for Prostate Cancer
Cancer cells are known to have short telomeres, but just how short they are from cancer cell to cancer cell may be a determining factor in a prostate cancer patient's prognosis, according to a study led by scientists at Johns Hopkins. "Doctors are looking for new ways to accurately predict...
Denosumab Increases Bone Metastasis-Free Survival According to PSA Doubling Time in Men With Nonmetastatic Castration-Resistant Prostate Cancer
In a recently reported phase III trial, denosumab (Xgeva) significantly increased bone metastasis–free survival and delayed time to first bone metastasis but did not improve overall survival compared with placebo in men with nonmetastatic castration-resistant prostate cancer and baseline...
Abiraterone Acetate/Prednisone Combination Delays Decline in Quality of Life in Men With Metastatic Prostate Cancer
According to a study published in The Lancet Oncology, abiraterone acetate (Zytiga) taken in conjunction with prednisone significantly delays progression of pain and quality of life deterioration in men with metastatic castration-resistant prostate cancer. The study was led by Ethan Basch, MD,...
ASTRO: Fewer Weeks of Neoadjuvant Hormone Therapy Reduces Side Effects in Patients With Intermediate-Risk Prostate Cancer
A shorter course of androgen suppression therapy prior to radiation therapy, when compared to an extended course of androgen suppression therapy, yields comparable outcomes and fewer adverse effects for intermediate-risk prostate cancer patients, according to research presented today at the...
ASTRO: Long-Term Androgen Deprivation in Patients With Intermediate-Risk Prostate Cancer Does Not Improve Overall Survival
A secondary analysis of the historic RTOG 9202 prostate cancer trial examined results of men with intermediate-risk prostate cancer who had received long-term hormonal therapy after radiation therapy. Investigators concluded that there were no additional benefits when compared to short-term...
Test Could Identify Which Prostate Cancers Require Treatment
The level of expression of three genes associated with aging can be used to predict whether seemingly low-risk prostate cancer will remain slow-growing, according to researchers at the Herbert Irving Comprehensive Cancer Center at Columbia University Medical Center (CUMC). Use of this three-gene...
Ipilimumab Fails to Significantly Prolong Survival in Patients With Advanced Prostate Cancer
Bristol-Myers Squibb Company, the manufacturer of ipilimumab (Yervoy), released results from its phase III randomized double-blind study investigating the drug in men with metastatic castration-resistant prostate cancer. The study findings show that ipilimumab, a monoclonal antibody that blocks the ...
Germline Missense Mutations in BTNL2 Increase Susceptibility to Prostate Cancer
A team of researchers led by Janet Stanford, PhD, of Fred Hutchinson Cancer Research Center has discovered that mutations in the gene BTNL2, which encodes a protein involved in regulating T-cell proliferation and cytokine production—both of which impact immune function—increase the risk ...
Researchers Identify Key Protein in Treatment-Resistant Prostate Cancer
Prostate cancer is one of the most common forms of cancer in men and the leading cause of cancer deaths in white, African American, and Hispanic men, according to the Centers for Disease Control. However, it remains unclear why, despite treatment, some prostate cancers progress and may become...
Night or Rotating Shift Work Associated With Increased Risk for High PSA
Some data support an association between circadian disruption and prostate cancer. In a study reported in Journal of the National Cancer Institute, Erin E. Flynn-Evans, PhD, of the Division of Sleep Medicine at Brigham and Women’s Hospital, and colleagues assessed the association between...
Finasteride Reduces Risk of Low-Grade Prostate Cancer With No Impact on Long-Term Survival
In the Prostate Cancer Prevention Trial (PCPT), initially reported in 2003, finasteride significantly reduced the risk of prostate cancer by 24.8% but was associated with a relative 26.9% increase in risk of high-grade disease compared with placebo. In a study reported in The New England Journal of ...
Researchers Identify Key Mechanism Behind Castration-Resistant Prostate Cancer
A team of researchers from UC Davis, UC San Diego, and other institutions has identified a key mechanism behind aggressive prostate cancer. Published online today in Nature, the study shows that two long noncoding RNAs, PRNCR1 and PCGEM1, activate androgen receptors, circumventing...
