A new analysis of the ongoing STAMPEDE clinical trial found that adding docetaxel to hormone therapy for advanced prostate cancer improves quality of life and lowers the need for subsequent therapy. Docetaxel was also found to be cost-effective. These findings will be presented by James et al at...
Findings from the phase III placebo-controlled SPARTAN trial suggest that apalutamide is an effective treatment for men with nonmetastatic castration-resistant prostate cancer who are at high risk for developing metastatic disease and for whom no approved treatments exist. Men who received...
Among men with prostate cancer who underwent radical prostatectomy, those who were obese had a higher risk of biochemical recurrence, according to data presented at the American Association for Cancer Research (AACR) Special Conference on Obesity and Cancer: Mechanisms Underlying Etiology and...
As reported by Chi et al in The Lancet Oncology, the addition of abiraterone and prednisone to androgen-deprivation therapy (ADT) in the phase III LATITUDE trial was associated with improved patient-reported outcomes in patients with newly diagnosed metastatic castration-naive prostate cancer. The...
James L. Gulley, MD, PhD, of the National Cancer Institute, discusses combined treatment approaches showing early evidence of clinical activity: agents such as vaccines or PARP inhibitors that can initiate an immune response, paired with agents such as checkpoint inhibitors that can facilitate the...
In a study reported in the Journal of Clinical Oncology, Heller et al identified two circulating tumor cell (CTC) markers that had high discriminatory ability for improved survival in metastatic castration-resistant prostate cancer. Study Details The study used individual patient data from 5...
In a study reported in the Journal of Clinical Oncology, Harshman et al found that a prostate-specific antigen (PSA) level ≤ 0.2 ng/mL at 7 months after the start of androgen-deprivation therapy (ADT) was significantly associated with longer overall survival in metastatic...
In a phase II trial (NCI 9012) reported in the Journal of Clinical Oncology, Hussain et al found no benefit of adding PARP1 inhibition with veliparib to abiraterone (Zytiga) plus prednisone in patients with metastatic castration-resistant prostate cancer. ETS fusion status was not predictive of...
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 who progressed on...
In a Belgian phase II study reported in the Journal of Clinical Oncology, Ost et al found that androgen deprivation therapy (ADT)-free survival was prolonged with metastasis-directed therapy vs surveillance in recurrent oligometastatic prostate cancer. Study Details Sixty-two patients with...
In a study reported in the Journal of Oncology Practice, Bickell et al found underuse of treatment for clinically significant prostate cancer was infrequent among white and black patients at two New York City hospitals, but black men accounted for nearly all such underuse of treatment. As noted by...
As reported in the Journal of Clinical Oncology, Spratt et al have developed an integrated clinical-genomic risk classifier for predicting distant metastasis in patients with localized prostate cancer. The classifier uses National Comprehensive Cancer Network® (NCCN) risk categories and risk...
Compared with the non-Hispanic white (NHW) population, the urban American Indian and Alaskan Native (AIAN) community was more likely to have lower survival rates following invasive prostate and breast cancer, according to a new study by Emerson et al in Cancer Research. “It’s been...
Establishing the way in which a genetic alteration called a TMPRSS2-ERG gene fusion forms in a prostate cancer, rather than the presence of the gene fusion itself, could help identify patients with prostate cancer with a low risk of spreading, which might determine the best course of treatment for...
As reported in JAMA Oncology by Almassi et al, extragonadal androgen ablation with the nonsteroidal CYP17A1 inhibitor ketoconazole improved outcome in men with metastatic castration-resistant prostate cancer according to the number of inherited HSD3B1 (1245C) alleles. HSD3B1 (1245C) is associated...
In a study reported in JAMA Oncology, Hearn et al found that the presence of the HSD3B1 (1245C) allele was associated with more rapid development of metastases in patients receiving androgen-deprivation therapy for biochemical recurrence after primary radiation therapy for localized prostate...
The phase III AFFINITY trial has shown no survival benefit with the addition of the antisense oligonucleotide custirsen to cabazitaxel (Jevtana)/prednisone in patients with metastatic prostate cancer previously treated with docetaxel. These findings were reported in The Lancet Oncology by Beer et...
A Swedish population-based observational study has shown that comorbidity is a significant factor in other-cause but not prostate cancer–specific mortality after adjustment for patient, tumor, and treatment factors among men with prostate cancer. The findings were reported in the Journal of...
William A. Hall, MD, of the Medical College of Wisconsin, discusses trial findings on androgen deprivation and radiation alone, compared with androgen deprivation, radiotherapy, and surgery in men with high-risk, nonmetastatic adenocarcinoma of the prostate (Abstract 15).
Gerard Morton, MD, of Sunnybrook Odette Cancer Centre, summarizes a session that included discussion of late toxicities of radiotherapy for locally recurrent prostate cancer; using chemotherapy instead of radiation in early-stage seminoma; radiotherapy vs surgery plus radiotherapy in Gleason score...
Tamim Niazi, MDCM, of McGill University, discusses phase III study findings on hypofractionated, dose-escalation radiation therapy for high-risk adenocarcinoma of the prostate (Abstract 281).
A new study finds that immune response in prostate cancer may be able to forecast how patients will respond to radiation therapy, as well as their likelihood of disease recurrence and survival outcomes. The analysis of more than 9,000 prostate tumors also found evidence that programmed cell death...
Juanita Crook, MD, of the University of British Columbia, discusses late toxicity findings on transperineal ultrasound–guided brachytherapy for locally recurrent prostate cancer after external-beam radiation therapy (Abstract 1).
Patients with high-risk prostate cancer starting long-term hormone therapy may benefit from two new treatments, according to late-breaking results from the STAMPEDE trial presented at the European Society for Medical Oncology (ESMO) 2017 Congress in Madrid (LBA31_PR). Long-term hormone therapy...
As reported by Baik et al in the Journal of Clinical Oncology, Medicare patients who received androgen-deprivation therapy for prostate cancer do not appear to be at increased risk for Alzheimer’s disease and may have an extremely small increased risk for dementia. Study Details The study...
Cora N. Sternberg, MD, of the San Camillo Forlanini Hospital, summarizes a session on the STAMPEDE and LATITUDE trials, as well as a third trial on docetaxel with androgen suppression for localized prostate cancer patients who relapsed after radical prostatectomy and/or radiotherapy (Abstracts...
Men with localized prostate cancer who received androgen-deprivation therapy were at significantly higher risk of heart failure than men who did not receive this therapy, according to a Kaiser Permanente study published by Haque et al in the British Journal of Cancer. In the past,...
As reported by Larsen et al in the Journal of Clinical Oncology, a Danish retrospective study has shown reduced cancer-specific and all-cause mortality with postdiagnosis statin use in patients with prostate cancer. Study Details The study involved nationwide Danish registry data from 31,790...
In a meta-analysis reported in the Journal of Clinical Oncology, Xie et al found that metastasis-free survival was a strong surrogate for overall survival in patients with localized prostate cancer, potentially providing a metric that could accelerate assessment of new adjuvant therapy approaches. ...
In the phase III PROSELICA trial reported by Eisenberger et al in the Journal of Clinical Oncology, a cabazitaxel (Jevtana) dose of 20 mg/m2 (C20) was noninferior for overall survival vs the currently recommended dose of 25 mg/m2 (C25) after docetaxel treatment in metastatic castration-resistant...
The phase III FIRSTANA trial has shown no difference in overall survival with two dose regimens of cabazitaxel (Jevtana) vs docetaxel in the first-line treatment of metastatic castration-resistant prostate cancer. Results were reported by Oudard et al in the Journal of Clinical Oncology....
In a health-related quality-of-life study among patients in the phase III TOAD trial, immediate vs delayed androgen-deprivation therapy was associated with early worsening of androgen-deprivation therapy–related symptoms but few other comparative adverse effects on functioning or quality of...
Among men diagnosed with prostate cancer, about one in two will receive androgen-deprivation therapy, which is associated with many potential adverse side effects, including significant bone loss and increased risk for low trauma or fragility fractures similar to those found in people with primary...
In a single-center analysis reported in JAMA Oncology, Patel et al found that among men undergoing elective radical prostatectomy, those with low-volume intermediate-risk disease had significantly higher rates of adverse pathologic findings compared than did those with very low-risk and low-risk...
In a study reported in the Journal of the National Cancer Institute, Wyatt et al found high agreement between driver mutations in plasma circulating tumor DNA (ctDNA) and metastatic tissue biopsy in castration-resistant prostate cancer. Mutations Identified in ctDNA In the study, targeted...
A systematic review and meta-analysis has found no association between vasectomy and high-grade, advanced, or fatal prostate cancer but a weak association with any prostate cancer. These findings were reported in JAMA Oncology by Bhindi et al. Study Details The analysis involved 53 studies,...
After 19.5 years of follow-up in the PIVOT trial, radical prostatectomy was not associated with significantly improved all-cause or prostate cancer mortality vs observation among men with localized prostate cancer. The long-term follow-up data were reported in The New England Journal of Medicine by ...
Researchers presented a preclinical study at the 2017 Annual Meeting of the Society of Nuclear Medicine and Molecular Imaging (SNMMI) that demonstrated the efficacy and optimal dose for targeted photodynamic therapy (PDT) to treat prostate cancer before and during surgery (Abstract 7). Targeted...
Simultaneous injections of the radiopharmaceuticals fluorine-18 fluorodeoxyglucose (F-18 FDG) and fluorine-18 sodium fluoride (F-18 NaF) followed by quantitative scanning significantly improved image quality and detection of bone metastases at a lower dose, according to research presented at...
An estimated one in seven American men will be affected by prostate cancer in their lifetime. Prostate-specific molecular imaging can help to clinically manage the disease much more efficiently, especially if the cancer returns, according to research revealed at the 2017 Annual Meeting of the...
Combined testing for urinary PCA3 and TMPRSS2:ERG (T2:ERG) RNA may increase accuracy in identifying the risk for aggressive early prostate cancer, according to a study reported in JAMA Oncology by Sanda et al in the EDRN-PCA3 Study Group. Study Details The study involved 516 development cohort...
Tanya B. Dorff, MD, of the USC Norris Comprehensive Cancer Center, and Sumanta K. Pal, MD, of the City of Hope, discuss two key presentations on prostate cancer: findings on adding abiraterone for men with high-risk prostate cancer starting long-term androgen-deprivation therapy, and an...
Neeraj Agarwal, MD, of Huntsman Cancer Institute, and Sumanta K. Pal, MD, of the City of Hope, examine the 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)
As reported in the Plenary Session at the 2017 ASCO Annual Meeting and in The New England Journal of Medicine by Fizazi et al, the phase III LATITUDE trial has shown that the addition of abiraterone acetate (Zytiga) and prednisone to androgen-deprivation therapy resulted in marked improvements in...
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)
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).
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)
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...
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...
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...