For patients with colorectal cancer that has metastasized to the liver, having a primary tumor on the left side as opposed to the right side of the colon is known to be a significant advantage in terms of treatment response. But a new study, presented by van Hazel et al at the European Society for...
Today, the U.S. Food and Drug Administration (FDA) approved the supplemental Biologics License Application (sBLA) for panitumumab (Vectibix) for patients with wild-type RAS (defined as wild-type in both KRAS and NRAS as determined by an FDA-approved test for this use) metastatic colorectal cancer...
A simple blood test could improve treatment for more than one in six patients with stage II colon cancer, suggests new research from the Mayo Clinic. Researchers also discovered that many patients who could benefit from the test likely aren’t receiving it. These findings were published by...
David H. Henry, MD, of Pennsylvania Oncology Hematology Associates, outlines abstracts focusing on chemotherapy in locally advanced rectal cancer and immune-related toxicity, response to anti–PD-L1 blockade, and epacadostat plus pembrolizumab in lung cancer.
John Marshall, MD, of Georgetown University, and Qian Shi, PhD, of the Mayo Clinic, discuss study findings on shortening the duration of adjuvant oxaliplatin-based therapy, linked to neurotoxicity, for patients with stage III colon cancer. (Abstract LBA1)
Younger patients with colon cancer appear to have more than three times as many mutations in their tumors as older patients, which could lead to more effective treatment decisions, according to researchers at Georgetown Lombardi Comprehensive Cancer Center. In a new study, they found that tumor...
Axel Grothey, MD, of the Mayo Clinic Rochester, discusses study findings on shortening the duration of adjuvant oxaliplatin-based therapy, linked to neurotoxicity, for patients with stage III colon cancer. (Abstract LBA1)
Temidayo Fadelu, MD, of Dana-Farber Cancer Institute, discusses study findings on nut consumption and survival in stage III colon cancer patients. Higher consumption of nuts may be associated with significantly reduced cancer recurrence and death in this group. (Abstract 3517)
After surgery for lymph node–positive colon cancer (stage III), some patients may need only half of the long-standing standard course of chemotherapy. In an analysis of 6 clinical trials with over 12,800 patients, 3 months of chemotherapy was nearly as effective as 6 months in patients with...
Erin Van Blarigan, ScD, of the University of California, San Francisco, discusses the value of lifestyle recommendations from the American Cancer Society for people who have been diagnosed with colon cancer, including longer disease-free and overall survival. (Abstract 10006)
On May 23, 2017, the U.S. Food and Drug Administration (FDA) granted accelerated approval to pembrolizumab (Keytruda) for adult and pediatric patients with unresectable or metastatic, microsatellite instability–high (MSI-H) or mismatch repair deficient (dMMR) solid tumors that have progressed ...
An observational study of 826 patients with stage III colon cancer showed that those who consumed 2 ounces or more of nuts per week had a 42% lower chance of cancer recurrence and 57% lower chance of death than those who did not eat nuts. A secondary analysis revealed the benefit of nut consumption ...
A study of 992 patients with stage III colon cancer found that those who reported a healthy lifestyle during and following adjuvant treatment had a 42% lower chance of death and a trend for lower chance of cancer recurrence than those who had less healthy lifestyles. The study will be presented by...
The risk of colorectal cancer increased significantly when colonoscopy was delayed by more than 9 months following a positive fecal screening test, according to a large Kaiser Permanente study published by Rutter et al in the Journal of the American Medical Association. “With this study, we...
A study presented by Hildebrandt et al at the 2017 Annual Meeting of the American Association of Cancer Research (AACR; Abstract 990) revealed several findings about racial disparities in health-related quality of life among colorectal cancer patients. Hispanics and blacks had a higher burden of...
A combination of two HER2-targeted therapies, trastuzumab (Herceptin) and lapatinib (Tykerb), showed clinical benefit in patients with heavily pretreated HER2-positive metastatic colorectal cancer, according to final results from the phase II HERACLES clinical trial, presented by Siena et al at the ...
A large population-based study suggests that the utility of particular types of tumor-infiltrating lymphocytes (TILs) to predict colorectal cancer survival depends on where the tumor originates in the body. Although prior research has shown an association between high TIL density and longer...
In the largest study of its kind to date, researchers from Fox Chase Cancer Center and the Lewis Katz School of Medicine at Temple University confirmed that oral antibiotics combined with mechanical bowel preparation were more effective at preventing surgical site infections...
A new, evidenced-based clinical practice guideline on molecular biomarker testing for patients with colorectal cancer identifies opportunities for improving patient outcomes. The American Society for Clinical Pathology (ASCP), the College of American Pathologists (CAP), the Association for...
Cynthia L. Sears, MD, of Johns Hopkins University School of Medicine, summarizes her keynote talk on microbes, microbiota, and colon cancer. Next-generation sequencing combined with biologic studies suggests that most colorectal cancer cases have specific microbiome associations.
Brendan J. Guercio, MD, of the Dana-Farber Cancer Institute, discusses results from a study of patients with metastatic colorectal cancer who took part in weekly physical activity and its impact on their disease progression and overall survival (Abstract 659).
Cornelis van de Velde, MD, PhD, of Leiden University Medical Center, discusses the International Watch & Wait database, established to track evidence on organ-preserving strategies in patients with rectal cancer (Abstract 521). For More Information: www.IWWD.org
Michael J. Overman, MD, of The University of Texas MD Anderson Cancer Center, discusses study findings on nivolumab alone or in combination with ipilimumab in patients with DNA mismatch repair–deficient/microsatellite instability high metastatic colorectal cancer (Abstract 519).
Cathy Eng, MD, of The University of Texas MD Anderson Cancer Center, discusses management approaches to anal cancer, including the current standard of care, as well as novel approaches for locally advanced and metastatic disease.
Scott Kopetz, MD, of The University of Texas MD Anderson Cancer Center, discusses study findings on irinotecan and cetuximab with or without vemurafenib in BRAF-mutant metastatic colorectal cancer (Abstract 520).
A team of researchers at Fox Chase Cancer Center found that, despite the recommendation of screening guidelines, less than half of adults younger than 50 years old who have colorectal cancer are being screened for Lynch syndrome, a genetic anomaly that increases the risk of colorectal and several...
Real-world data from a large observational study suggests that omitting surgery in strictly selected patients with a clinical complete response does not compromise outcomes in rectal cancer. The 3-year survival rate among patients who received “watch-and-wait” care after initial cancer...
A new analysis of the CALGB 80405 (Alliance) trial suggests that people with metastatic colorectal cancer who are more physically active fare better than those who are less active. In a large clinical trial, patients who at the time of starting chemotherapy reported engaging in physical activity...
Out-of-pocket expenditures are thought to be a significant barrier to receiving cancer preventive services, especially for individuals of lower socioeconomic status. A new study published by Cooper et al in Cancer looked at how the Affordable Care Act (ACA), which eliminated such out-of-pocket...
Blocking a molecule may bypass bowel cancer's defense against the drug cetuximab, according to new research presented by Weir et al at the National Cancer Research Institute (NCRI) Cancer Conference in Liverpool, United Kingdom. Cetuximab is used to treat advanced bowel cancer, and just under half ...
A new American Cancer Society study finds that incidence of anal cancer has been increasing in women or in both men and women in 13 of 18 countries studied, particularly in the Americas, Northern/Western Europe, and Australia. The authors say population-based preventive measures, including human...
In a new report published by Young et al in Cancer Medicine, a two-gene circulating tumor DNA (ctDNA) blood test for postsurgical monitoring of colorectal cancer (CRC) recurrence has been shown to detect twice the number of recurrence cases as carcinoembryonic antigen (CEA) testing, a standard of...
A longer waiting interval from the end of preoperative chemoradiotherapy to surgery increases the rate of pathologic complete response and yields a higher proportion of patients achieving tumor downstaging in patients with locally advanced rectal cancer, according to new findings from a...
Patients with metastatic colorectal cancer and tumors harboring the BRAF V600E mutation who received triple therapy with dabrafenib (Tafinlar), trametinib (Mekinist), and panitumumab (Vectibix) showed an improved best overall response and prolonged progression-free survival compared to...
Nintedanib (Ofev) improves progression-free survival but not overall survival in patients with metastatic colorectal cancer who are not responding to standard therapies, according to the results of the phase III LUME-colon 1 trial presented by Van Cutsem et al at the 2016 European Society of...
Derek J. Jonker, MD, of The Ottawa Hospital Cancer Centre, discusses phase III study findings on napabucasin vs placebo in patients with pretreated advanced colorectal cancer. (Abstract 454O)
Heinz-Josef Lenz, MD, of the University of Southern California Norris Comprehensive Cancer Center, discusses the importance of tumor location, and its implications for treatment, in right-sided and left-sided metastatic colon cancer.
Sian A. Pugh, MBBS, of Southampton University Hospital, discusses 6 to 12-year findings on the scheduled use of the CEA tumor marker and CT follow-up to detect recurrence of colorectal cancer. (Abstract 453O)
Retinoic acid may play a critical role in suppressing colorectal cancer in mice and humans, according to researchers at the Stanford University School of Medicine. Mice with the cancer have lower-than-normal levels of the metabolite in their gut, the researchers found. Furthermore, colorectal...
The American Society for Radiation Oncology (ASTRO) recently issued a new clinical practice statement, “Appropriate Customization of Radiation Therapy for Stage II and III Rectal Cancer: An ASTRO Clinical Practice Statement Using the RAND/UCLA Appropriateness Method.” An executive...
A collaboration between multiple European institutions has uncovered a correlation between a rare mutation in colorectal cancers and a better prognosis, raising the possibility that patients with such tumors may not require chemotherapy after surgery. Findings were published by Domingo et al in The ...
The European Society for Medical Oncology (ESMO) has released new consensus guidelines for the management of metastatic colorectal cancer that reflect an increasingly personalized approach to treatment. These guidelines were published by Van Cutsem et al in Annals of Oncology. “Management of ...
A novel anti–interleukin-1 alpha antibody has shown a significant impact on symptoms and a high level of safety and tolerability in patients with advanced colorectal cancer, according to phase III data presented by Hickish et al at ESMO’s 18th World Congress on Gastrointestinal Cancer...
Anti–PD-L1 (programmed cell death ligand 1) immunotherapy may achieve a response in patients with microsatellite-stable metastatic colorectal cancer if combined with a MEK inhibitor, according to phase I data presented at the European Society for Medical Oncology (ESMO) 18th World Congress on ...
People who visit their primary care physicians are more likely to get potentially life-saving colon cancer screenings and follow-up on abnormal stool blood test results—even in health systems that heavily promote mail-in home stool blood tests that don’t require a doctor visit, a study...
Colorectal cancer (CRC) is a common and costly disease, largely of the elderly, with nearly 25% of cases diagnosed among patients aged 75–84 years. However, but the guidelines for CRC screening of Americans aged 75 or older vary according to the source. In a study published by Klabunde et al...
Presenters at the 2016 Annual Meeting of the Society of Nuclear Medicine and Molecular Imaging (SNMMI) unveiled a novel radioimmunotherapy that combines a cancer-seeking antibody with potent radionuclide agents, resulting in complete remission of colorectal cancer in mouse models (Scientific Paper...
In the first-ever clinical trial for metastatic patients previously treated for the disease, research led by The University of Texas MD Anderson Cancer Center found that the immune checkpoint inhibitor nivolumab (Opdivo) shows promise for the majority of patients with squamous cell carcinoma of the ...
Heinz-Josef Lenz, MD, of the University of Southern California, and Marc Ychou, MD, of the Centre Régional de Lutte Contre Le Cancer, discuss study findings on FOLFIRINOX combined with targeted therapy according to RAS status for colorectal cancer patients with initially nonresectable liver...
Michael J. Overman, MD, of the University of Texas MD Anderson Cancer Center, and John Marshall, MD, of Georgetown University Lombardi Comprehensive Cancer Center, discuss interim findings on nivolumab with or without ipilimumab in the treatment of patients with metastatic colorectal cancer with...