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prostate cancer

Gerhardt Attard, MD, PhD, on Prostate Cancer: Results From an After-Market Study on Enzalutamide

Gerhardt Attard, MD, PhD, of The Royal Marsden Hospital and The Institute of Cancer Research, discusses trial results on continued enzalutamide post prostate-specific antigen progression in men with chemotherapy-naive metastatic castration-resistant prostate cancer. (Abstract 5004)

prostate cancer

Nicholas D. James, MBBS, PhD, on Prostate Cancer: Results From the STAMPEDE Trial

Nicholas D. James, MBBS, PhD, of Queen Elizabeth Hospital, discusses study findings on adding abiraterone for men with high-risk prostate cancer starting long-term androgen-deprivation therapy (Abstract LBA5003).

prostate cancer

Karim Fizazi, MD, PhD, on Prostate Cancer: Results From the LATITUDE Trial

Karim Fizazi, MD, PhD, of the University Paris-Sud, discusses study findings on androgen-deprivation therapy with abiraterone acetate plus prednisone or placebos in newly diagnosed high-risk metastatic hormone-naive prostate cancer. (Abstract LBA3)

prostate cancer

ASCO 2017: LATITUDE Trial: Addition of Abiraterone to Standard Hormonal Therapy Improves Outcomes in Newly Diagnosed Metastatic Prostate Cancer

Adding abiraterone acetate (Zytiga) plus prednisone to standard hormonal therapy for men newly diagnosed with high-risk, metastatic prostate cancer lowers the chance of death by 38%. In a phase III clinical trial of 1,200 men, abiraterone also more than doubled the median time until the cancer...

prostate cancer

ASCO 2017: STAMPEDE Trial: Adding Abiraterone to Standard Treatment Improves Survival in Advanced Prostate Cancer

The STAMPEDE clinical trial of nearly 2,000 men shows that adding abiraterone acetate (Zytiga) to a standard initial treatment regimen for high-risk, advanced prostate cancer lowers the relative risk of death by 37%. The 3-year survival rate was 76% with standard therapy alone vs 83% with standard...

prostate cancer

Clinical Implications of Luminal and Basal Subtyping of Prostate Cancer

As reported by Zhao et al in JAMA Oncology, luminal B prostate cancers carry a worse overall prognosis than luminal A and basal-like cancers, but luminal B tumors respond better to postoperative androgen-deprivation therapy. Study Details In the study, the PAM50 classifier was used to subtype...

prostate cancer

AUA 2017: Studies Highlight Shifts in Prostate Cancer Screening and Management

Active surveillance in men under 60, use of telemedicine in the management of prostate cancer, and physicians' personal prostate cancer screening preferences were all highlighted at the 2017 Annual Scientific Meeting of the American Urological Association (AUA). Active Surveillance for Low-Risk...

prostate cancer

AUA 2017: Association of Oncotype DX Genomic Prostate Score Test With Prostate Cancer–Specific Death and Metastases in Early-Stage Disease

New results presented at the 2017 American Urological Association (AUA) Annual Meeting from a large, community-based, multicenter clinical validation study conducted at Kaiser Permanente confirmed that the Oncotype DX Genomic Prostate Score (GPS) test is a strong independent predictor of prostate...

prostate cancer

AUA 2017: New Studies Demonstrate Impact of BRCA, DNA Repair Gene Mutations in Prostate Cancer

Data presented at the 2017 Annual Scientific Meeting of the American Urological Association (AUA) showed new findings related to the impact of certain genetic mutations on the risk and development of prostate cancer, in particular metastatic disease. Male BRCA Mutations An analysis by Mano et al...

prostate cancer

ESTRO 2017: HDR Brachytherapy in Prostate Cancer Does Not Cause Higher Toxicity, Results in High Patient Satisfaction

Treating prostate cancer with a single, high dose of radiation delivered precisely to the site of the tumor results in good quality of life and fewer trips to the hospital, with adverse side effects that are no worse than if the radiation treatment had been given in several lower doses. These...

prostate cancer

ASCO Provisional Clinical Opinion: Second-Line Hormonal Therapy for Chemotherapy-Naive Castration-Resistant Prostate Cancer

As reported by Katherine S. Virgo, PhD, MBA, of Emory University, and colleagues in the Journal of Clinical Oncology, ASCO has issued a provisional clinical opinion on second-line hormonal therapy for chemotherapy-naive castration-resistant prostate cancer. The provisional clinical opinion applies...

prostate cancer

Prostate-Specific Antigen Testing Rates Appear to Level Off After Recent Drop

Declines in prostate-specific antigen (PSA) testing that came after changes in government screening guidelines have abated in recent years, according to a new study. In JAMA Internal Medicine, American Cancer Society (ACS) investigators led by Stacy A. Fedewa, PhD, wrote that about 1 in 3 men aged...

prostate cancer

Possible Link Between Androgen-Deprivation Therapy and Dementia

A new analysis of patients who have undergone treatment for prostate cancer shows a connection between androgen-deprivation therapy and dementia, according to researchers from the Perelman School of Medicine at the University of Pennsylvania. Previous studies from Penn have shown men who undergo...

prostate cancer

Predicting Metastatic Disease After Radical Prostatectomy

An individual patient-level meta-analysis has shown that the Decipher® (GenomeDx) genomic classifier is capable of distinguishing risk groups for metastatic disease after radical prostatectomy for prostate cancer. The study was reported by Spratt and colleagues in the Journal of Clinical...

prostate cancer

U.S. Preventive Services Task Force Seeks Comments on Draft Recommendation Statement on Screening for Prostate Cancer

On April 11, the U.S. Preventive Services Task Force (USPSTF) posted for public comment a draft recommendation statement and three draft evidence reviews on screening for prostate cancer. Through this draft recommendation, the Task Force is providing clinicians and their patients with...

prostate cancer

ASCO and Cancer Care Ontario Update Guideline on Radiation Therapy for Prostate Cancer

The American Society of Clinical Oncology (ASCO) and Cancer Care Ontario today issued a joint clinical practice guideline update on brachytherapy for patients with prostate cancer. The update provides evidence-based recommendations for different patient risk groups and specifies the most effective...

prostate cancer

Hypofractionated vs Conventional Radiotherapy for Localized Prostate Cancer

Hypofractionated radiotherapy was noninferior to standard radiotherapy in biochemical-clinical failure disease-free survival in men with localized prostate cancer, according to a study reported by Catton et al in the Journal of Clinical Oncology. Study Details In the trial, 1,206 patients with...

prostate cancer

Celecoxib or Celecoxib/Zoledronic Acid in Men Initiating Hormone Therapy for Prostate Cancer

As reported by Mason et al in the Journal of Clinical Oncology, long-term survival results of the UK-based, multiarm, multistage platform–design STAMPEDE trial showed no survival benefit with the addition of celecoxib or celecoxib plus zoledronic acid in men initiating long-term hormone...

prostate cancer

Testosterone Replacement Therapy and Risk of Prostate Cancer

In a Swedish study reported in the Journal of Clinical Oncology, Loeb et al found that use of testosterone replacement therapy was not associated with an increased risk of prostate cancer and was associated with a lower risk of aggressive cancer among men developing the disease. Study Details The ...

prostate cancer

Antisense Oligonucleotide Custirsen Combined With Docetaxel and Prednisone in Metastatic Prostate Cancer

In the phase III SYNERGY trial reported in The Lancet Oncology, Chi et al found that the addition of the second-generation antisense oligonucleotide custirsen to docetaxel and prednisone did not improve overall survival in patients with metastatic castration-resistant prostate cancer. Custirsen...

prostate cancer

European Cohort Study of Vasectomy and Prostate Cancer Risk

In a large European cohort study reported in the Journal of Clinical Oncology, Smith Byrne et al found that vasectomy was not associated with an increased overall risk of prostate cancer or death from prostate cancer but appeared to increase the risk of lower-grade disease. Other studies have...

prostate cancer

Preclinical Study Finds SPOP Mutation Drives Prostate Cancer Subtype

A genetically engineered mouse model developed by Blattner et al investigating the role of the gene Speckle Type BTB/POZ Protein, or SPOP, as a driver of prostate cancer has found that the mutation drives prostate neoplasia through coordinate deregulation of both P13K/mTOR and androgen receptor...

prostate cancer

Use of Evidence-Based Prostate Cancer Imaging in an Integrated Health-Care System

In a study reported in the Journal of Oncology Practice, Salloum et al found that use of nonindicated imaging for diagnostic staging of low-risk prostate cancer in a nonprofit integrated health-care system remained common but has decreased in frequency. As noted by the authors: “The overuse...

breast cancer
prostate cancer
issues in oncology

Diana D. Jeffery, PhD, on Mental Health Comorbidities: Predictors of Cost and Utilization

Diana D. Jeffery, PhD, of the Defense Health Agency, discusses the need to screen for mental health comorbidities, including depression, anxiety, adjustment disorders, substance use disorders, and persistent mental illnesses, as shown in a study of breast and prostate cancer patients (Abstract 18).

prostate cancer

Single Dose of Brachytherapy May Be an Effective Treatment for Localized Prostate Cancer

Results from a new prospective clinical trial indicate that high–dose rate (HDR) brachytherapy administered in a single 19-Gy treatment may be a safe and effective alternative to longer courses of HDR treatment for men with localized prostate cancer. The study was reported by Krauss et al in...

breast cancer
prostate cancer
supportive care

ASCO Quality Care 2017: Mental Health Conditions Contribute to Care-Related Costs, Hospital Visits in Breast and Prostate Cancers

A new analysis of data from the U.S. Military Health System found that mood and adjustment disorders such as anxiety and depression were strong predictors of the annual number of outpatient visits, hospital admissions, and number of days in the hospital for patients with breast and prostate...

prostate cancer

Development of a Voided Urine Assay for Detecting Prostate Cancer Noninvasively

Scientists at the Sidney Kimmel Cancer Center at Thomas Jefferson University have developed a noninvasive technique to detect the presence of prostate cancer cells in patients' urine. The pilot study, led by Mathew L. Thakur, PhD, Director, Laboratories of Radiopharmaceutical Research and Molecular ...

prostate cancer

Guru Sonpavde, MD, on Prostate Cancer: Targeting DNA Alterations

Guru Sonpavde, MD, of the UAB Comprehensive Cancer Center, discusses his study on circulating tumor DNA alterations in metastatic castration-resistant prostate cancer and the therapeutic direction the data suggest. (Abstract 149)

prostate cancer

Paul L. Nguyen, MD, on Prostate Cancer: Active Surveillance

Paul L. Nguyen, MD, of the Dana-Farber Cancer Institute, summarizes a session he co-chaired, which included discussion of Canadian vs U.S. guidelines; ProtecT; genomic and hereditary tests; and imaging to guide active surveillance. (General Session 1)

prostate cancer

Paul L. Nguyen, MD, on Predicting Metastasis and Mortality

Paul L. Nguyen, MD, of the Dana-Farber Cancer Institute, discuses an evaluation of the Decipher prostate cancer classifier to predict metastasis and disease-specific mortality from genomic analysis of diagnostic needle biopsy specimens. (Abstract 4)

prostate cancer

Joshua M. Lang, MD, on Prostate Cancer: Best of the Journals

Joshua M. Lang, MD, of the University of Wisconsin Carbone Cancer Center, discusses genomic alterations in DNA damage–repair pathways––more common in patients with prostate cancer than previously recognized–– and clinical trials with PARP inhibitors.

prostate cancer

L. Michael Glodé, MD, on Prostate Cancer: Results From SWOG S9921

L. Michael Glodé, MD, of the University of Colorado Cancer Center, discusses study findings on adjuvant androgen deprivation vs mitoxantrone plus prednisone plus ADT in high-risk prostate cancer patients following radical prostatectomy. (Abstract 2)

prostate cancer

Charles G. Drake, MD, PhD, on Prostate Cancer and Immunology: Expert Perspective

Charles G. Drake, MD, PhD, of Columbia University Medical Center, summarizes his keynote lecture on immunotherapy as a new frontier in prostate cancer and its synergistic use with traditional treatments.

prostate cancer

Joshua Armenia, PhD, on Prostate Cancer: Recent Discoveries

Joshua Armenia, PhD, of Memorial Sloan Kettering Cancer Center, discusses new information that is changing the understanding of prostate cancer, including the identification of a new subclass, which represents 21% of cases, and the discovery of recurrently mutated cancer pathways not previously...

prostate cancer

2017 GU Cancers Symposium: Blood Test Uncovers Potential New Treatment Targets in Advanced Prostate Cancer

Analysis of free-floating cancer DNA from blood samples has yielded leads for new prostate cancer treatment targets. Using a commercially available “liquid biopsy” test in patients with advanced prostate cancer, researchers found a number of genetic changes in cell-free, circulating...

prostate cancer

Researchers Identify ‘Synthetic Essentiality’ as Novel Approach for Locating Cancer Therapy Targets

A new method has been found for identifying therapeutic targets in cancers lacking specific key tumor suppressor genes. The process, which located a genetic site for the most common form of prostate cancer, has potential for developing precision therapy for other cancers, such as breast, brain, and ...

prostate cancer

Low Prostate Cancer–Specific Mortality in Men With Benign Initial Transrectal Ultrasound–Guided Biopsy Sets

In a Danish study reported in The Lancet Oncology, Klemann et al found a low risk of prostate cancer–specific mortality in men with benign initial transrectal ultrasound-guided biopsy sets. The risk was particularly low among those with lower prostate-specific antigen (PSA) levels. Study...

prostate cancer

Adding Antiandrogen Therapy to Radiation Therapy in Recurrent Prostate Cancer

As reported in The New England Journal of Medicine by Shipley et al in the NRG Oncology Radiation Therapy Oncology Group (RTOG), the final analysis of the phase III RTOG 9601 trial showed that the addition of antiandrogen therapy with bicalutamide to radiation therapy significantly improves overall ...

prostate cancer

Benefits of Multiparametric Magnetic Resonance Imaging in Clinically Significant Prostate Cancer

In the UK PROMIS study reported in The Lancet, Ahmed et al found that use of multiparametric magnetic resonance imaging (MP-MRI) might reduce the need for transrectal ultrasound (TRUS)-guided prostate biopsy and may improve detection of clinically significant prostate cancer. Study Details In the ...

prostate cancer

Potential Surrogate for All-Cause Mortality Risk in Localized Unfavorable-Risk Prostate Cancer

In a study reported in JAMA Oncology, Royce et al found that a prostate-specific antigen (PSA) nadir > 0.5 ng/mL may be a dominant risk factor for all-cause mortality after radiation therapy and androgen-deprivation therapy in men with localized unfavorable-risk prostate cancer. Study Details...

prostate cancer

Validation of the Five-Tiered Gleason Grade Grouping System in Patients With Prostate Cancer

Scientists have been able to validate the recently proposed five-tiered system of Gleason grade grouping using population-based data. The study, led by Grace Lu-Yao, PhD, MPH, Associate Director for Population Science at the Sidney Kimmel Cancer Center at Thomas Jefferson University and Vice...

prostate cancer

Prostate Cancer Treatment Rates Drop, Reflecting Change in Screening Recommendations

As some national guidelines now recommend against routine prostate cancer screening, the overall rate of men receiving treatment for the disease declined 42% between 2007 and 2012, a new study published by Borza et al in Health Affairs found. The decline reflects efforts to decrease overdiagnosis...

prostate cancer

Vascular-Targeted Photodynamic Therapy Shows Promise in Low-Risk Prostate Cancer

In a European phase III trial reported in The Lancet Oncology, Azzouzi et al found that padeliporfin vascular-targeted photodynamic therapy was associated with a reduced rate of disease progression vs active surveillance in men with low-risk prostate cancer. Study Details In the open-label trial, ...

prostate cancer

Does Androgen-Deprivation Therapy Increase the Risk for Dementia in Patients With Prostate Cancer?

In a UK population–based study reported in the Journal of Clinical Oncology, Khosrow-Khavar et al found no significant association between the use of androgen-deprivation therapy and the risk for dementia in patients with prostate cancer. The study involved a cohort of 30,903 men with newly...

prostate cancer

Can Mindfulness-Based Cognitive Therapy Reduce Distress in Patients With Advanced Prostate Cancer?

Chambers et al found that a mindfulness-based cognitive therapy intervention did not improve measures of distress or anxiety vs minimally enhanced usual care among men with advanced prostate cancer, according to an Australian study reported in the Journal of Clinical Oncology. In the study, 189...

prostate cancer

NAALADL2 Marker for Aggressive Prostate Cancer May Also Serve as a Drug Target

Researchers have discovered that a marker found on aggressive prostate cancer cells could also be used as a way to guide treatments to the cancer, according to new research presented by Luxton et al at the 2016 National Cancer Research Institute (NCRI) Cancer Conference in Liverpool, United...

prostate cancer

Second Opinions From Urologists for Prostate Cancer: Do They Make a Difference?

A new analysis indicates that many men with prostate cancer obtain second opinions from urologists before starting treatment, but surprisingly, second opinions are not associated with changes in treatment choice or improvements in perceived quality of prostate cancer care. Published by...

prostate cancer

Adulthood BMI Increases Leading to Obesity Seem to Be Linked to an Increased Risk of Fatal Prostate Cancer

In a study of data from men in the Prostate, Lung, Colorectal, and Ovarian (PLCO) Cancer Screening Trial reported in the Journal of the National Cancer Institute, Kelly et al found that body mass index (BMI) increases during adulthood that lead to obesity are associated with an increased risk of...

prostate cancer

Potential Link Between Androgen-Deprivation Therapy for Prostate Cancer and Risk for Dementia

In a single-center analysis reported in JAMA Oncology, Nead et al found that the use of androgen-deprivation therapy for prostate cancer was associated with an increased risk for dementia. The study involved electronic medical record data from the Stanford University Health System from 1994 to...

prostate cancer
sarcoma

Link Between Molecular Mechanisms in Prostate Cancer and Ewing Sarcoma Found

Medical researchers at Indiana University (IU) Bloomington have found evidence for a link between prostate cancer, which affects millions of men aged 50 and older, and Ewing's sarcoma, a rare form of cancer that affects children and young adults. The results of the study, reported by Kedage et al...

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