Interest is high in studying the PI3K pathway in hormone receptor–positive breast cancer, but it is not clear which of the PI3K inhibitors under development—if any—will be a “home run.” The phase II FERGI study, reported at the 2014 San Antonio Breast Cancer Symposium, failed to meet its primary...
A study presented at the 2015 Genitourinary Cancers Symposium calls into question the use of active surveillance in patients with intermediate-risk prostate cancer. Patients with intermediate-risk prostate cancer managed with active surveillance had almost a four times higher risk of prostate...
Commenting on the study presented by Galsky et al at the Genitourinary Cancers Symposium, Matthew I. Milowsky, MD, Section Chief, Genitourinary Cancer, at the Lineberger Comprehensive Cancer Center, University of North Carolina, Chapel Hill, agreed with Dr. Galsky that it is unlikely that we will...
A large observational study presented at the 2015 Genitourinary Cancers Symposium in Orlando, Florida, found that adjuvant chemotherapy extended the likelihood of survival in locally advanced bladder cancer compared with observation alone.1 Using three different approaches to propensity scores...
Formal discussant of both trials, Jonathan Rosenberg, MD, of the Genitourinary Division at Memorial Sloan Kettering Cancer Center in New York, agreed that both studies move the field of antiangiogenesis in advanced bladder cancer forward. “The very high overall response rates in the pazopanib plus...
Two separate phase II studies lend support to the concept of antiangiogenesis in advanced bladder cancer. The combination of an antiangiogenic agent and chemotherapy may fulfill an unmet need in this disease, the studies suggest. Both studies were presented at the 2015 Genitourinary Cancers...
Commenting on this study, formal discussant D. Andrew Loblaw, MD, a radiation oncologist at the Odette Cancer Centre, Sunnybrook Health Sciences Centre, Toronto, Canada, said: “The trial showed that after a median follow-up of 7.0 years, there were no differences in overall survival between the two ...
High-dose radiotherapy failed to improve overall survival at 7 years compared with standard-dose radiotherapy in men with stage II localized prostate cancer. However, the high-dose schedule had several advantages, including improved rates of local tumor control and distant metastasis, according to...
GETUG-AFU 15 sought to improve outcomes in metastatic hormone-naive prostate cancer, but the study failed its primary objective,” noted formal discussant Eric J. Small, MD, of the University of California, San Francisco. In the overall analysis of this previously published trial, with no...
Docetaxel added to androgen-deprivation therapy did not improve overall survival over androgen-deprivation therapy alone in hormone-naive metastatic prostate cancer, according to an updated analysis of the GETUG-AFU 15 trial presented at the 2015 Genitourinary Cancers Symposium.1 In a retrospective ...
ASCO Expert and GU News Planning Team Member, Charles Ryan, MD, of the University of California, San Franciso, Helen Diller Family Comprehensive Cancer Center, said the results presented by Singh et al at the 2015 Genitourinary Cancers Symposium were “encouraging” and that it makes sense to exploit ...
Emerging evidence suggests that immunotherapy may play an important role in treating prostate cancer. In particular, preliminary results have shown that combining a new vaccine with ipilimumab (Yervoy) boosts overall survival in men with castration-resistant prostate cancer.1 A study comparing...
Eric J. Small, MD, of the University of California at San Francisco, discussed what he thought went wrong for cabozantinib (Cometriq) in the COMET-1 trial, yet another example of a phase III trial that failed to deliver on the promise of phase II results. “Although this was a negative study,...
Final results of the phase III, randomized double-blind, controlled COMET-1 trial were disappointing. Although the oral tyrosine kinase inhibitor cabozantinib (Cometriq) improved several secondary endpoints compared with prednisone, including bone scan response and progression-free survival, the...
AR-V7 is only one of the many prostate cancer predictive biomarker candidates currently under investigation,” said Howard Scher, MD, Chief of the Genitourinary Service at Memorial Sloan Kettering Cancer Center in New York. While preliminary data are promising, further development of AR-V7 will...
The search is on in prostate cancer to identify predictive and prognostic biologic and genomic markers that go beyond traditional ones. Several groups are working in this area. One marker that has received much attention is a splice abnormality in the androgen receptor (AR) called AR-V7. Two...
"I believe the study by Nabid and colleagues will help inform practice,” said formal discussant D. Andrew Loblaw, MD, radiation oncologist at Odette Cancer Institute, Sunnybrook Health Sciences Centre, Toronto, Canada. “At a median follow up of 6.3 years, short-term androgen-deprivation therapy...
The addition of 6 months of androgen-deprivation therapy to radiation therapy as primary therapy for intermediate-risk prostate cancer improved biochemical control and disease-free survival but did not translate to an improvement in overall survival, in a phase III trial reported at the 2015...
Adjuvant therapy with sorafenib (Nexavar) or sunitinib (Sutent) failed to make any inroads in improving disease-free survival in patients with locally advanced kidney cancer in the randomized, placebo-controlled, multicenter, phase III Adjuvant Sorafenib and Sunitinib for Unfavorable Renal...
In the past 10 years, we have begun to unlock the keys to the puzzle of the body’s immune system. The study presented here drives home the important point that we can elicit immune responses with unusual durability,” said Louis Weiner, MD, Director of the Georgetown Lombardi Cancer Center in...
As clinical research struggles to keep up with the pace of new immunotherapies, one of the burning questions is how best to combine the new drugs. A new study found that the combination of nivolumab (Opdivo) and ipilimumab (Yervoy) is superior to ipilimumab alone as front-line therapy for untreated ...
Press conference moderator Suzanne L. Topalian, MD, Director of the Melanoma Program at Sidney Kimmel Comprehensive Cancer Center, Johns Hopkins University, Baltimore, said, “The approval of ipilimumab [Yervoy] as first-line therapy for advanced melanoma in 2011 was a landmark moment. This was the ...
Pembrolizumab (Keytruda) proved superior to ipilimumab (Yervoy) for the treatment of unresectable advanced melanoma in the global phase III KEYNOTE-006 trial. Pembrolizumab significantly improved overall survival, progression-free survival, and overall response rate compared with ipilimumab, which...
The PARP enzyme functions in aiding cells as they repair DNA. Olaparib hits the target. The question is how best to use it,” said William Nelson, MD, Director of the Sidney Kimmel Cancer Center, Johns Hopkins University, Baltimore. Dr. Nelson moderated a press conference where these data were...
Olaparib (Lynparza) achieved encouraging response rates in men with metastatic prostate cancer, particularly those with mutations in genes involved in DNA repair (BRCA2 and ATM, most commonly).1 If validated, these results of the TOPARP-A trial will usher in the first drug targeted to somatic or...
Adoptive T-cell therapy has been around for decades. This is only done at specialized centers and individually prepared for each patient. For the first time, Dr. O’Reilly has reported on an off-the-shelf reagent for a devastating complication of bone marrow transplant,” stated Suzanne Topalian, MD, ...
A new “off-the-shelf” treatment promises to induce remission in rituximab (Rituxan)-refractory Epstein-Barr virus (EBV)-associated lymphoproliferative disorder, a potentially fatal complication of hematopoietic stem cell transplantation. Historically, this complication has been difficult to treat...
Elaine Mardis, PhD, Co-director of The Genome Institute at Washington University School of Medicine, St. Louis, commented on the IMPaCT trial and the constraints of the U.S. health-care system. “The correct clinical trial has not yet been performed to demonstrate the clinical utility of genomic...
The ability to do genomic analysis of patients’ tumors holds great promise for revolutionizing cancer treatment, and genomics has already made some great strides. However, the Individualized Molecular Pancreatic Cancer Therapy (IMPaCT) trial is a cautionary tale about the hurdles involved in...
PD-L1 is an imperfect biomarker, according to formal discussant of this paper, D. Ross Camidge, MD, PhD, of the University of Colorado Comprehensive Cancer Center, Denver. “The importance of a good predictive assay in this field [of immunotherapy] is so great that it is impossible to ascribe any...
Add lung cancer to the growing list of cancers that may derive benefit from immunotherapy. The KEYNOTE-001 trial found that pembrolizumab (Keytruda) achieved durable responses in a proportion of patients with non–small cell lung cancer (NSCLC) and high levels of expression of the protein PD-L1...
These latest results of STAMPEDE lend further support to the early use of chemotherapy in men with advanced prostate cancer. They confirm the CHAARTED trial results reported last year by Christopher J. Sweeney, MBBS, which were practice-changing. Men with newly diagnosed metastatic...
At the 2014 ASCO Annual Meeting, the phase III E3805 (CHAARTED) trial presented at the Plenary Session showed that the addition of docetaxel to standard hormone therapy extended survival by more than 1 year in men with newly diagnosed, hormone-sensitive prostate cancer.1 The survival benefit of...
Results from the STAMPEDE trial showed that the addition of docetaxel to standard hormone therapy improved overall survival by a median of 10 months over hormone therapy alone in men with newly diagnosed, advanced, hormone therapy–naive prostate cancer.1 The study also showed that zoledronic acid...
These results are promising. The fact that there were two patients with a complete response caught my eye. This is very exciting in metastatic triple-negative breast cancer. These were heavily pretreated patients; 85% had more than four lines of prior therapy,” said Aditya Bardia, MD, a breast...
An investigational immunotherapy called MPDL3280A showed encouraging and durable clinical activity in heavily pretreated patients with metastatic triple-negative breast cancer, in an early study presented at the 2015 Annual Meeting of the American Association of Cancer Research (AACR).1 Responses...
Commenting on the AREN0532/AREN0533 data, Alison M. Friedmann, MD, of the Department of Hematology/Oncology at Massachusetts General Hospital, Boston, said that this is an important study. “This continues to build on the highly successful risk-adapted treatment approach of the previous National...
Data from two phase III studies led by the Children’s Oncology Group show that augmenting or intensifying therapy for children with high-risk Wilms tumor improved relapse-free survival. These children are deemed to be at high risk due to a specific chromosomal abnormality that confers worse...
Formal discussant, Andrew B. Lassman, MD, of the Department of Neurology at Herbert Irving Comprehensive Cancer Center and Columbia University Medical Center in New York, congratulated Dr. Brown and his coauthors for undertaking and completing a “herculean task” that took 10 years. To illustrate...
New data from a phase III Alliance trial weighs in on a longstanding debate in the treatment of brain metastases: Should whole-brain radiation therapy be added to stereotactic radiosurgery? The study found that although whole-brain radiation therapy improved local tumor control in patients with...
Pembrolizumab [Keytruda] has a more favorable side-effect profile than cytotoxic chemotherapy and cetuximab [Erbitux]. This is particularly important for recurrent/metastatic head and neck cancer patients who have been so beaten up by their disease, the treatment for their disease, and their...
Pembrolizumab (Keytruda) is making inroads into head and neck cancer, with encouraging results in heavily pre-treated patients with recurrent or metastatic squamous cell carcinoma of the head and neck, according to a report on the expansion-cohort KEYNOTE-012 study presented at the 2015 ASCO...
Results of CheckMate 057 represent excellent progress, but they are not truly ‘checkmate,’” said Roy S. Herbst, MD, PhD, Chief of Medical Oncology, Director of the Thoracic Oncology Research Program, Associate Director for Translational Research at Yale Cancer Center in New Haven, Connecticut....
Anti–programmed cell death protein 1 (PD-1) immunotherapy with nivolumab (Opdivo) extended survival in patients with the most common form of lung cancer—nonsquamous non–small cell lung cancer (NSCLC). Patients whose disease progressed on standard platinum doublet therapy who were treated with...
Formal discussant of this trial Ian Tannock, MD, PhD, DSc, of Princess Margaret Cancer Centre and University of Toronto, Canada, took issue with the design of RTOG 0521. He questioned the use of one-sided P values instead of conventional two-sided P values, noting that overall survival would have...
For the first time, a large randomized trial has suggested that overall survival is improved by the addition of adjuvant chemotherapy to androgen suppression and radiotherapy in men with localized, high-risk, hormone-sensitive prostate cancer. Docetaxel has been used to treat metastatic...
Jeremy Abramson, MD, Clinical Director of the Center for Lymphoma at Massachusetts General Hospital, Boston, is not convinced that ibrutinib (Ibruvica) combined with bendamustine (Treanda) and rituximab (Rituxan) should be the new standard of care for previously treated chronic lymphocytic...
The addition of ibrutinib (Imbruvica) to standard therapy with bendamustine (Treanda)/rituximab (Rituxan) significantly reduced the risk of disease progression or death and overall response rates compared with bendamustine/rituximab alone in previously treated chronic lymphocytic leukemia...
Patients with cancer who develop venous thromboembolism are at high risk of such obstructive disease recurring despite adequate anticoagulation. A prespecified analysis of the CATCH trial identified two major predictors of recurrence: venous compression by the tumor and a diagnosis of hepatobiliary ...
This is a significant study. About 30% of patients who undergo breast-conserving surgery or partial mastectomy are likely to have positive margins. Optimal treatment is to remove the entire tumor surgically and then follow with radiation. Standard practice requires reexcision for positive margins,” ...