The latest results from the REQUITE project, which aimed to discover what makes patients more likely to experience adverse effects after radiotherapy, have shown that a combination of biologic markers and certain genetic changes can predict radiation sensitivity. In addition, the international team ...
A single high dose of radiation that can be delivered directly to a treatment site within a few minutes is a safe and effective technique for treating men with localized, low-risk prostate cancer, according to a study presented by Tharmalingam et al at ESTRO 38, the annual congress of the ...
In the past 2 weeks, the U.S. Food and Drug Administration (FDA) accepted a new drug application and granted Priority Review for a prostate cancer treatment, granted Orphan Drug designation to a treatment for acute lymphoblastic leukemia, accepted an investigational new drug application for a...
As reported in The Lancet Oncology by Fizazi et al, the final overall survival analysis in the phase III LATITUDE trial has shown a significant benefit with the addition of abiraterone acetate plus prednisone to androgen deprivation therapy (ADT) in newly diagnosed, high-risk, metastatic, ...
In a Japanese retrospective study reported in The Lancet Oncology, Mohamad et al found that carbon ion radiotherapy was associated with a lower risk of subsequent primary cancers compared with photon radiotherapy in patients with localized prostate cancer. The study included data on 1,455 patients ...
As reported in the Journal of Clinical Oncology by Rosenthal et al, the phase III NRG Oncology RTOG 0521 trial showed that the addition of docetaxel to androgen suppression and radiotherapy improved overall and disease-free survival as well as the distant metastasis rate in patients with high-risk...
Researchers have shown that selectively destroying cancerous prostate tissue may be as effective as complete prostate removal or radiation therapy, while preserving more sexual and urinary function than these other treatments. The study was published by Wasler et al in the Journal of Vascular and...
James L. Mohler, MD, of the Roswell Park Comprehensive Cancer Center, discusses updated recommendations in prostate cancer: more specificity for family history and genomic sequencing, as well as the evolving uses of androgen-deprivation therapy.
In the PROPHECY study, reported in the Journal of Clinical Oncology, Armstrong et al found that positive findings on 2 assays for circulating tumor cell (CTC) androgen receptor splice variant 7 (AR-V7) were associated with poorer outcomes for abiraterone and enzalutamide therapy in men with...
Researchers have shown that testosterone replacement may slow the recurrence of prostate cancer in low-risk patients. Findings from the study were presented by Towe et al at the European Association of Urology (EAU) 2019 Congress (Abstract 646). Practitioners have long regarded testosterone as a...
In a phase III trial reported in the Journal of Clinical Oncology, Gulley et al found that PROSTVAC, a viral vector-based immunotherapy, did not improve overall survival or 6-month event-free survival vs placebo in patients with asymptomatic or minimally symptomatic metastatic castration-resistant...
In a phase II trial reported in the Journal of Clinical Oncology, McKay et al found a trend toward improved pathologic response or minimal residual disease with the addition of neoadjuvant abiraterone and prednisone to enzalutamide and leuprolide prior to radical prostatectomy in patients with...
In a study reported in JAMA Oncology by Nicolosi et al, it was found that 17% of men with prostate cancer had likely deleterious germline genetic variants, and that many of these men would not have been considered candidates for genetic testing. Study Details The study involved data from 3,607...
Patients with advanced prostate cancer who had preexisting cardiovascular disease had a higher risk of mortality in the 6 months after starting abiraterone acetate treatment compared with those who had no preexisting cardiovascular disease, according to data presented by Lu-Yao et al at a presscast ...
In the phase III ERA 223 trial reported in The Lancet Oncology, Smith et al found that the addition of radium-223 to abiraterone acetate and prednisone or prednisolone did not improve symptomatic skeletal event-free survival and was associated with increased risk of fracture in patients with...
In a French phase III trial reported in JAMA Oncology, Oudard et al found that the addition of docetaxel to androgen-deprivation therapy (ADT) did not improve prostate-specific antigen (PSA) progression-free survival in men with high-risk prostate cancer with rising PSA after primary local therapy. ...
As reported by Tombal et al in The Lancet Oncology, treatment with enzalutamide was associated with clinically meaningful delays in pain progression, symptom worsening, and deterioration in functional status vs placebo in the phase III PROSPER trial in nonmetastatic, castration-resistant prostate...
In a retrospective analysis reported in the Journal of Oncology Practice, Parikh et al found that more than one-quarter of hospitalizations in Medicare patients with prostate cancer were potentially avoidable. Study Details The study involved 99 evaluable patients in the Mount Sinai Health System ...
Sumit K. Subudhi, MD, PhD, of The University of Texas MD Anderson Cancer Center, discusses the initial results from a phase II study of nivolumab plus ipilimumab in the treatment of metastatic castration-resistant prostate cancer (Abstract 142).
Howard I. Scher, MD, of Memorial Sloan Kettering Cancer Center, discusses circulating tumor cell number as a transitional surrogate endpoint for survival in phase II trials on metastatic castration-resistant prostate cancer (Abstract 143).
Silke Gillessen, MD, of Cantonal Hospital St. Gallen, discusses data from a phase III study on the incidence of hypocalcemia in patients with castration-resistant prostate cancer treated with denosumab. The trial was designed to assess prevention of symptomatic skeletal events with denosumab...
Karim Fizazi, MD, PhD, of the University of Paris-Sud and Gustave Roussy, discusses study findings on the efficacy and safety of darolutamide in men with nonmetastatic castration-resistant prostate cancer (Abstract 140).
Nicholas J. van As, MD, of The Royal Marsden NHS Foundation Trust, discusses an analysis of acute toxicity in the PACE-B study, which compared stereotactic body radiotherapy with conventionally fractionated or moderately hypofractionated external-beam radiotherapy for localized prostate cancer...
Karim Fizazi, MD, PhD, of the University of Paris-Sud and Gustave Roussy, discusses final phase III findings on men with newly diagnosed, high-risk, metastatic, castration-naive prostate cancer who were treated with abiraterone acetate plus prednisone added to androgen-deprivation therapy (Abstract ...
In the phase III ARAMIS trial reported by Fizazi et al at the 2019 Genitourinary Cancers Symposium (Abstract 140) and simultaneously published in The New England Journal of Medicine, researchers found that the androgen receptor antagonist darolutamide significantly prolonged metastasis-free...
Some patients with metastatic prostate cancer respond to a combination of immune checkpoint inhibitors after treatment with hormonal therapy and chemotherapy has not been successful in treating their disease, according to early results from the phase II CheckMate 650...
A large, retrospective study analyzing 5 years of data from the Veterans Health Administration (VHA) found that African American men with chemotherapy-naive, metastatic, castration-resistant prostate cancer who were treated with abiraterone acetate or enzalutamide lived 20% longer compared with...
A single-arm, phase II trial in men with prostate-specific membrane antigen (PSMA)-positive, metastatic, castration-resistant prostate cancer that progressed despite standard therapies found that a majority of men treated with a novel, targeted radiation therapy called lutetium-177 PSMA-617...
In a population-based study reported in The Lancet Oncology, Downing et al found little difference in health-related quality of life (HRQOL) between men with advanced vs localized prostate cancer. Sexual function problems were common among all patients—and often not addressed—and use of ...
In a letter to the editor of The New England Journal of Medicine, Goodman et al reported a long-term follow-up of the Prostate Cancer Prevention Trial indicating that finasteride treatment was not associated with an increased risk of death from prostate cancer. Study Details As previously...
Unlike healthy tissues, tumors thrive in low-oxygen environments, often acquiring the ability to resist treatment and spread to other sites in the body. Despite being a well-known cause of therapy resistance and metastasis, the impact of hypoxia on tumor cells is poorly understood. Researchers have ...
A subset of patients with aggressive prostate cancer are carriers of germline BRCA2 mutations, which are also linked to hereditary breast cancer, ovarian cancer, and pancreatic cancer. Study findings also showed family members of patients with prostate cancer who carry BRCA2 and DNA-repair...
In an analysis reported in the Journal of Clinical Oncology, Halabi et al found that overall survival was improved for black men vs white men receiving regimens containing docetaxel and prednisone for metastatic castration-resistant prostate cancer. As noted by the investigators, several studies...
In a study reported in JAMA Oncology, Abida et al found that approximately 3% of patients with prostate cancer had microsatellite instability–high (MSI-H)/mismatch repair–deficient (dMMR) tumors and that some of these patients exhibited durable responses to treatment with immune...
Black men diagnosed with prostate cancer classified as low risk may actually have a more aggressive form of the disease that is more likely to be fatal than in nonblack men placed in the same prognostic category, according to results from a new study published as a research letter by Mahal et al in ...
As reported in the Journal of Clinical Oncology by Dignam et al, analysis of outcomes in the phase III NRG/RTOG 9202 trial indicates that the time interval to biochemical failure (IBF) could serve as a surrogate endpoint for clinical outcomes in patients receiving radiotherapy plus long-term...
As reported by Denham et al in The Lancet Oncology, 10-year results of the phase III TROG 03.04 RADAR trial have shown that 18 months of androgen suppression plus radiotherapy is more effective than 6 months of androgen suppression plus radiotherapy in locally advanced prostate cancer, but no...
In a cohort study reported in JAMA Oncology, Tilki et al found that patients with Gleason score 9–10 prostate cancer treated with multimodality therapy known as MaxRP (radical prostatectomy [RP] plus adjuvant external-beam radiotherapy [EBRT] with or without androgen-deprivation therapy...
YouTube videos on prostate cancer often offer misleading or biased medical information that poses potential health risks to patients, an analysis of the social media platform published by Loeb et al in European Urology showed. For the latest analysis, researchers, which included social...
New research by Lichtensztajn et al in JNCCN—Journal of the National Comprehensive Cancer Network examined disparities in care for Latino men with prostate cancer. A team of researchers from UCSF Helen Diller Family Comprehensive Cancer Center, Stanford Cancer Institute, and...
Androgen-deprivation therapy (ADT) use was associated with a higher risk of heart failure in a study of patients with prostate cancer, according to findings published by Kao et al in The Journal of Clinical Pharmacology. Study Methods, Findings Study authors used data from the Taiwan...
Men who have been newly diagnosed with prostate cancer say they would trade some improvement in their odds of survival for improvements in side effects and quality of life, according to research presented by Ahmed et al at the 2018 National Cancer Research Institute (NCRI) Cancer Conference...
Three prominent medical societies have issued a new clinical guideline for physicians treating men with early-stage prostate cancer using external-beam radiation therapy (EBRT). Adoption of the guideline could make treatment shorter and more convenient for many patients with prostate cancer....
The first report of a large international clinical trial shows that, for men who show signs of prostate cancer after surgical removal of their prostates, extending radiation therapy to the pelvic lymph nodes combined with adding short-term androgen-deprivation therapy (ADT) to standard treatment...
In long-term follow-up of the phase III NRG/RTOG 9413 study reported in The Lancet Oncology by Roach et al, neoadjuvant hormonal therapy (NHT) plus whole-pelvic radiotherapy (WPRT) and prostate-only radiotherapy (PORT) plus adjuvant hormonal therapy (AHT) were associated with the highest rates of...
Howard M. Sandler, MD, of Cedars-Sinai Medical Center, summarizes a session he moderated that included discussion of an ASTRO, ASCO, and AUA guideline; indications and dose fractionation; treatment volumes; and the use of IGRT and IMRT (Panel 03).
Daniel E. Spratt, MD, of the University of Michigan, discusses a large-scale gene-expression analysis and meta-analysis of RTOG trials on androgen receptor activity and radiotherapeutic sensitivity in African American men with prostate cancer (Abstract 4).
Howard M. Sandler, MD, of Cedars-Sinai Medical Center, discusses a session on data from several long-term studies on localized disease, including optimal sequencing of radiation and androgen-deprivation therapy; the efficacy and toxicity of SBRT; conventional vs hypofractionated radiation therapy;...
Alan Pollack, MD, of the University of Miami, discusses study findings on short-term androgen-deprivation therapy with or without pelvic lymph node treatment added to prostate bed–only salvage radiotherapy (Abstract LBA5).
A new analysis of genetic data from a large prospective registry and clinical data from several randomized trials indicates that African American patients may have comparatively higher cure rates when treated with radiation therapy than Caucasian patients. The study, which is the first report...