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EARLY IN 2018, abiraterone acetate tablets (Zytiga) in combination with prednisone were approved for the treatment of metastatic high-risk castration-sensitive prostate cancer.1,2 Supporting Efficacy Data APPROVAL WAS based on the findings of the phase III LATITUDE trial, in which 1,199 patients...
ON JULY 13, 2018, the U.S. Food and Drug Administration (FDA) approved enzalutamide (Xtandi) for patients with castration-resistant prostate cancer (CRPC). This approval broadens the indicated patient population to include patients with either nonmetastatic CRPC or metastatic CRPC. Enzalutamide was ...
In a phase II trial reported in JAMA Oncology, Autio et al found that prostate-specific membrane antigen (PSMA)–targeted docetaxel nanoparticle (BIND-014) treatment was active in patients with metastatic castration-resistant prostate cancer (mCRPC). Study Details In the multicenter trial,...
On July 13, 2018, the U.S. Food and Drug Administration (FDA) approved enzalutamide (Xtandi) for patients with castration-resistant prostate cancer (CRPC). This approval broadens the indicated patient population to include patients with either nonmetastatic CRPC or metastatic CRPC. Enzalutamide was ...
In a study reported in JAMA Oncology, Scher and colleagues found that the presence of nuclear-localized androgen receptor splice variant 7 (AR-V7) protein in circulating tumor cells (CTCs) may predict better survival with taxane therapy vs androgen receptor signaling (ARS) inhibitor treatment in...
As reported in The New England Journal of Medicine by Hussain et al, the phase III PROSPER trial has shown a 71% reduction in risk of metastasis or death with enzalutamide (Xtandi) vs placebo in men with nonmetastatic castration-resistant prostate cancer. Study Details In the double-blind trial,...
In the Clinic provides overviews of novel oncology agents, addressing indications, mechanisms of action, administration recommendations, safety profiles, and other essential information needed for the appropriate clinical use of these drugs. Earlier this year, apalutamide (Erleada) was approved for ...
In a letter to the editor of The New England Journal of Medicine, Thomas J. Smith, MD, of Johns Hopkins Sidney Kimmel Comprehensive Cancer Center, Baltimore, and colleagues described the successful use of oxybutynin to treat hot flashes in a patient receiving androgen-deprivation therapy (ADT) for ...
With the development of the prostate-specific antigen (PSA) test in the early 1990s, the urology community advocated for population screening of all men of a certain age, igniting a heated argument about the test’s clinical value vs potential harms that has not abated to this day. Moreover, from...
In a single-center phase II study reported in The Lancet Oncology, Teply et al found that bipolar androgen therapy can induce prostate-specific antigen (PSA) response and resensitization to enzalutamide (Xtandi) in men with metastatic castration-resistant prostate cancer whose disease progressed on ...
The ASCO updated guidelines on the treatment of metastatic non-castrate prostate cancer penned by Morris and his colleagues1 provide valuable information annotated to the strengths of evidence in recently reported prostate cancer studies. CHAARTED, GETUG-AFU 15, LATITUDE, and STAMPEDE have...
After about 70 years with no significant progress, the landscape for men with de novo metastatic prostate cancer has changed dramatically in the past 4 years, with statistically significant and highly clinically meaningful survival improvement reported from multiple phase III trials when...
A major new study of more than 140,000 men has identified 63 new genetic variations in the DNA code that increase the risk of prostate cancer. These findings were published by Schumacher et al in Nature Genetics. Researchers devised a new test combining these single-letter genetic variants with...
As reported in the Journal of Clinical Oncology by Michael J. Morris, MD, of Memorial Sloan Kettering Cancer Center and Weill Cornell Medicine, and colleagues, ASCO has released a clinical practice guideline on optimizing anticancer therapy in men with metastatic non-castrate prostate cancer.1 To ...
In a secondary analysis of the phase III 10TASQ10 trial comparing tasquinimod vs placebo in chemotherapy-naive metastatic castration-resistant prostate cancer, the automated Bone Scan Index (aBSI) was shown to be predictive of overall survival. The findings were reported in JAMA Oncology by...
Twenty-five years after it opened for enrollment, the Prostate Cancer Prevention Trial (PCPT) has delivered a final verdict: finasteride, a common hormone-blocking drug, reduces men's risk of getting prostate cancer without increasing their risk of dying from the disease. Initial study...
Data presented by Clarke et al at the 2018 ASCO Annual Meeting (Abstract 5003) showed clinical improvement in median radiologic progression-free survival with olaparib (Lynparza) in combination with abiraterone (Yonsa, Zytiga) compared to abiraterone monotherapy, a current standard of care, in...
In an Australian investigator-initiated single-center phase II study reported in The Lancet Oncology, Hofman et al found that treatment with a radiolabeled small molecule that binds to prostate-specific membrane antigen (PSMA), lutetium-177 (177Lu)–PSMA-617, produced a high response rate ...
Pirkko-Liisa Irmeli Kellokumpu-Lehtinen, MD, PhD, of Tampere University Hospital, discusses phase III findings on adjuvant docetaxel and surveillance after radical radiotherapy for intermediate- and high-risk prostate cancer (Abstract 5000).
Sumanta K. Pal, MD, of City of Hope, and A. Oliver Sartor, MD, of Tulane University School of Medicine, discuss the implications of findings on black and white patients with metastatic castrate-resistant prostate cancer treated with abiraterone acetate and prednisone (Abstract LBA5009).
Sumanta K. Pal, MD, of the City of Hope, and Neeraj Agarwal, MD, of the Huntsman Cancer Institute, University of Utah, discuss the ongoing phase III Talapro-2 study of talazoparib with background enzalutamide in metastatic castration-resistant prostate cancer with DNA damage–repair deficiencies (Abstract TPS5091).
Susan Halabi, PhD, of Duke University Medical Center, discusses an analysis that showed an increase in overall survival in African American men vs Caucasian men, all of whom had metastatic castration-resistant prostate cancer treated with docetaxel/prednisone or a regimen containing those agents (Abstract LBA5005).
Daniel J. George, MD, of Duke University, discusses findings from a multicenter study of black and white patients with metastatic castrate-resistant prostate cancer treated with abiraterone acetate and prednisone (Abstract LBA5009).
An analysis of pooled data from 9 randomized phase III trials of more than 8,000 men with advanced prostate cancer who received chemotherapy shows chances of survival are as good for black men as white men. The median survival was the same in black men and white men overall (21 months), but black...
In a prospective clinical trial of 100 men with metastatic castration-resistant prostate cancer, the response to the hormone treatment abiraterone (Yonsa, Zytiga) was greater and longer-lasting in black men than in white men. Black men were more likely to have a decline in prostate-specific antigen ...
New diagnostic tests for prostate cancer, as well as new information about the impact of the U.S. Preventive Services Task Force recommendations on prostate cancer screening, were presented at the 113th Annual Meeting of the American Urological Association (AUA). PSA Screening of African American...
A post-hoc analysis from the phase III SPARTAN study that showed treatment with apalutamide (Erleada) significantly reduced the risk of prostate-specific antigen (PSA) progression in patients with nonmetastatic castration-resistant prostate cancer (CRPC) who had a rapidly rising PSA while receiving ...
Use of magnetic resonance imaging (MRI) in the diagnosis of prostate cancer is increasing and brings added value to screening and surveillance, according to new studies presented this year during the 113th Annual Meeting of the American Urological Association (AUA). Four studies highlighting the...
Researchers presented new findings on a Korean Food and Drug Administration (KFDA)-approved robotic system, safety of testosterone therapy after prostate cancer, and active surveillance protocol for low-risk prostate cancer patients at the 113th Annual Meeting of the American Urological Association ...
A multicenter study that validated the clinical performance of IsoPSA—a new blood test that has proven to be more accurate in predicting overall risk of prostate cancer than standard prostate-specific antigen (PSA)—was presented at the 13th Annual Meeting of the American Urological...
Simultaneously presented at the 2018 European Association of Urology meeting and published in The New England Journal of Medicine, the PRECISION trial will go down as a landmark study for solidifying the role of magnetic resonance imaging (MRI) in prostate cancer diagnosis.1 This trial provides...
In the international PRECISION trial reported in The New England Journal of Medicine, Veeru Kasivisvanathan, MRCS, of University College London, and colleagues found that magnetic resonance imaging (MRI)-targeted biopsy resulted in a significantly higher rate of diagnosis of clinically significant ...
Radiotherapy given in high doses over a shorter period of time is safe and effective for patients with prostate cancer, according to research from a phase III trial presented at the European Society for Radiotherapy & Oncology (ESTRO) 37 Conference.1 The treatment—called ultrahypofractionated...
In 1996, the National Comprehensive Cancer Network® (NCCN®) published its first set of Clinical Practice Guidelines in Oncology (NCCN Guidelines®) covering 8 tumor types. Guidelines are now published for more than 60 tumor types and topics. Some of the key updates were presented at NCCN’s 23rd...
In a letter to the editor of The New England Journal of Medicine, Smith et al describe successful use of oxybutynin to treat hot flashes in a patient receiving androgen-deprivation therapy (ADT) for prostate cancer. As noted by the authors, nonhormonal treatments for menopausal hot flashes in women ...
As reported in JAMA, the US Preventive Services Task Force (USPSTF) has issued updated recommendations on prostate-specific antigen (PSA)-based screening for prostate cancer. To inform the recommendations, the USPSTF reviewed evidence on benefits and harms of PSA-based screening and treatment of...
In rapid succession, the SPARTAN study results were presented at the 2018 Genitourinary Cancers Symposium, the data were published in The New England Journal of Medicine,1 and the drug apalutamide -(Erleada) was approved by the U.S. Food and Drug Administration (FDA) for men with previously...
While effective antiretroviral therapy, which suppresses HIV replication and improves immune function, has resulted in increased longevity for people living with HIV and reduced the risk of certain cancers, including Kaposi sarcoma and non-Hodgkin lymphoma, other cancers are expected to become more ...
In a Swedish study reported in the Journal of Clinical Oncology, Jansson et al identified an increased risk of non–low-risk prostate cancer among men with prostate cancer who had with brothers diagnosed with non–low-risk disease. Study Details The study involved 4,262 pairs of...
Radiotherapy given in high doses over a shorter period of time is safe and effective for patients with prostate cancer, according to research from a phase III trial presented at the European Society for Radiotherapy & Oncology (ESTRO) 37 Conference (Abstract OC-0599). The...
As reported by Hussain et al in the Journal of Clinical Oncology, long-term follow-up of the phase III SWOG S9921 trial showed that the addition of adjuvant mitoxantrone and prednisone (MP) to androgen-deprivation therapy (ADT) did not improve survival and increased death from other malignancies in ...
In a phase II trial reported in the Journal of Clinical Oncology, Szmulewitz et al found that low-dose abiraterone (Zytiga) given with a low-fat meal was noninferior to standard-dose abiraterone in the fasting state with regard to reduction in prostate-specific antigen (PSA) levels among patients...
As reported in the Journal of Clinical Oncology by Michael J. Morris, MD, of Memorial Sloan Kettering Cancer Center and Weill Cornell Medicine, and colleagues, ASCO has released a clinical practice guideline on optimizing anticancer therapy in men with metastatic noncastrate prostate cancer. To...
THE 2018 GENITOURINARY Cancers Symposium hosted an international audience of oncologists and other stakeholders to hear about the latest advances in the field. We have included coverage of many of the top news stories from the meeting in previous issues of The ASCO Post. Here are summaries of a few ...
In the international PRECISION trial reported in The New England Journal of Medicine, Kasivisvanathan et al found that magnetic resonance imaging (MRI)-targeted biopsy resulted in a significantly higher rate of diagnosis of clinically significant prostate cancer and a lower rate of diagnosis of...
As reported in JAMA Oncology by Michalski et al, long-term follow-up in the NRG Oncology/RTOG 0126 trial showed no significant difference in overall survival with dose-escalated vs standard-dose radiotherapy in patients with intermediate-risk prostate cancer. High-dose radiotherapy was associated...
In the E3805 trial reported in the Journal of Clinical Oncology, Morgans et al found that chemohormonal therapy with docetaxel and androgen-deprivation therapy (ADT) was associated with poorer quality of life (QOL) at 3 months but better QOL at 12 months vs ADT alone in metastatic hormone-sensitive ...
As reported in JAMA Oncology by Rathkopf et al, sensitivity analyses of radiographic progression-free survival in the PREVAIL trial comparing enzalutamide vs placebo in metastatic castration-resistant prostate cancer support use of the measure as a clinically meaningful endpoint in trials in this...
James L. Mohler, MD, of Roswell Park Cancer Institute, discusses personalized medicine, molecular risk stratification, and better androgen-deprivation therapy for men with prostate cancer.
In a study reported in the Journal of the National Cancer Institute, Unger et al linked data from the Prostate Cancer Prevention Trial (PCPT) with Medicare claims and found that finasteride treatment was associated with a maintained reduction in prostate cancer risk after discontinuation of the...