As reported in JAMA, the U.S. Preventive Services Task Force (USPSTF) has issued new recommendations for colorectal cancer screening. In brief, the USPSTF recommends colorectal cancer screening starting at age 50 years and continuing until age 75 years (grade A recommendation = “The USPSTF...
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...
A Norwegian population-based study reported in the Journal of Clinical Oncology by Bains et al showed that use of aspirin after diagnosis of colorectal cancer was associated with improved colorectal cancer–specific survival. Study Details In the population-based retrospective cohort study,...
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 metastases (Abstract 3512).
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 and without high microsatellite instability (Abstract 3501).
Alan Venook, MD, of the University of California, San Francisco, and John Marshall, MD, of the Lombardi Cancer Center at Georgetown University, discuss the impact of primary tumor location on overall survival and progression-free survival in patients with advanced disease (Abstract 3504).
In a French retrospective study reported in the Journal of the National Cancer Institute, Tougeron et al found that the addition of adjuvant oxaliplatin to fluoropyrimidine treatment improved disease-free survival in patients with stage III deficient mismatch repair colon cancer. Study Details...
A new study shows the rate of colorectal cancer continues to increase in individuals under 50 years old, despite the fact that the overall rate of the disease has been declining in recent years. Following examination of more than 1 million colorectal cancer patient records over 10 years,...
A new study finds that patients who ate certain solid foods, considered “low residue,” were better prepared for their colonoscopies than individuals who followed the conventional liquid diet. Additionally, researchers saw that these patients who ate foods such as eggs, white bread,...
An endoscopist's knowledge of a positive Cologuard test improves colonoscopy performance, according to a poster presentation by Johnson et al at Digestive Disease Week (DDW) 2016 (Abstract Su1044). Cologuard is an at-home, stool-DNA colorectal cancer screening test that has been approved by the...
Overweight colorectal cancer patients were 55% less likely to die from their cancer than normal-weight patients who have the disease, according to a new Kaiser Permanente study published by Kroenke et al in JAMA Oncology. Of cancers affecting both men and women, colorectal cancer is the...
In metastatic colorectal cancer, the anatomic location of the tumor within the colon appears to make a difference in overall survival as well as response to pivotal treatments, according to a retrospective analysis of the pivotal CALGB/SWOG 80405 (Alliance) trial.1 “While previous studies had...
Among patients with metastatic colorectal cancer harboring normal forms of the KRAS gene, only those who had two copies of a specific version of the FCGR2A gene (FCGR2A H/H) had a statistically significant increase in median overall survival when cetuximab (Erbitux) treatment was added to best...
For a longer-form examination of these data, click here. A retrospective analysis from a large, federally funded clinical trial finds that the location of the primary tumor within the colon predicts survival and may help inform optimal treatment selection for patients with metastatic colorectal...
In a study of Surveillance, Epidemiology, and End Results (SEER) data reported in the Journal of Clinical Oncology, Holowatyj et al found that survival was significantly poorer in black vs white patients diagnosed with colorectal cancer between the ages of 20 and 49 years. Study Details The...
Cetuximab (Erbitux) exhibited little apparent activity in refractory metastatic colorectal cancer harboring the KRAS G13D mutation, according to the findings of the phase II Australasian Gastro-Intestinal Trials Group ICECREAM study, which were reported by Segelov et al in the Journal of Clinical...
Dual HER2 inhibition with trastuzumab (Herceptin) and lapatinib (Tykerb) was active in patients with refractory, KRAS codon 12/13 wild-type, HER2-positive metastatic colorectal cancer, according to an Italian phase II trial reported by Sartore-Bianchi et al in The Lancet Oncology. Study Details...
Long-term use of the cholesterol-lowering drugs statins does not appear to decrease a patient’s risk of colorectal cancer, suggests a new, large case-control study from Penn Medicine published by Mamtani et al in PLOS Medicine. The observational analysis of over 100,000 patients’...
A noninvasive colorectal cancer-screening test detected the disease in patients who had previously avoided more invasive screening measures, according to research presented by Prince et al at the 2016 AACR Annual Meeting (Abstract LB-296). The study of nearly 400 patients revealed four patients...
In a recent issue of The New England Journal of Medicine, Dalerba et al published an impressive article describing a novel bioinformatics approach to identifying new prognostic and predictive biomarkers in patients with stage II and III colon cancer (see summary in this issue of The ASCO Post).1...
In a study reported in The New England Journal of Medicine, Piero Dalerba, MD, of Columbia University, and colleagues found that absence of the transcription factor CDX2 was prognostic for poor outcome in patients with stage II and III colon cancer vs cancers with CDX2 expression.1 However,...
A National Cancer Database analysis reported by Ellis et al in the Journal of Clinical Oncology indicates a doubling in the use of chemoradiation only in patients with nonmetastatic rectal cancer over recent years. However, current evidence is insufficient to support such nonoperative management....
Use of a custom next-generation sequencing assay may accurately predict mismatch repair deficiency on the basis of mutational load in colorectal cancer, according to a report by Stadler et al in the Journal of Clinical Oncology. Study Details The study involved data from 224 patients with...
Researchers at the University of Southern California (USC) Norris Comprehensive Cancer Center of Keck Medicine of USC and Clalit National Israel Cancer Control Center have found that coffee consumption may be inversely associated with the risk of colorectal cancer. The findings by Schmit et...
Christopher Willett, MD, of Duke Cancer Center, discusses short and long courses of treatment, neoadjuvant chemotherapy with or without radiation, and organ preservation without surgery.
Alan Venook, MD, of the UCSF Helen Diller Family Comprehensive Cancer Center, discusses new observations on biomarkers, the best combinations of therapies, and how to sequence them.
Using the latest advances in endoscopic resection techniques, more than 75% of patients with complex colon polyps could avoid surgery for their polyp removal, according to new research from The University of Texas MD Anderson Cancer Center. The findings, published by Raju et al in Gastrointestinal ...
Treatment with low-dose metformin reduced the risk of metachronous colorectal adenomas and polyps over 12 months in nondiabetic patients who had undergone endoscopic polypectomy, according to a report by Higurashi et al in The Lancet Oncology. Study Details In the double-blind phase III trial,...
Patients diagnosed with stage I to III rectal cancer at a younger age are at increased risk of having positive lymph nodes, according to an analysis of data published in the Journal of the National Cancer Institute. “This finding merits further investigation and may ultimately impact treatment...
Annual screening with the fecal immunochemical test is highly sensitive for detecting colorectal cancer and “is feasible and effective for population-level colorectal cancer screening,” according to a large-scale retrospective cohort study assessing this test over four rounds of annual screening....
Wells Messersmith, MD, Professor and Head of Medical Oncology and Director of the Gastrointestinal Cancer Program, University of Colorado, Denver, discussed the two studies. Closer Look at STEAM Dr. Messersmith said the FOLFOXIRI (fluorouracil [5-FU], leucovorin, oxaliplatin, irinotecan) vs FOLFOX...
Two trials reported at the 2016 Gastrointestinal Cancers Symposium evaluated bevacizumab (Avastin)-containing regimens in the first-line treatment of metastatic colorectal cancer and supported some, but not all, previous findings. The STEAM trial found some numerical differences but no...
Increased travel distance to a cancer treatment facility negatively impacts the likelihood that patients with stage II/III rectal cancer will receive radiation therapy to treat their disease, according to a study analyzing 26,845 patient records from the National Cancer Data Base (NCDB) published...
In an analysis of the PETACC-8 trial reported by Taieb et al in JAMA Oncology, BRAF V600 and KRAS mutations were associated with shorter disease-free and overall survival in patients with microsatellite-stable colon cancer—but not in those with tumors with microsatellite instability—in...
In a long-term follow up of two large U.S. prospective cohorts reported in JAMA Oncology, Cao et al found that regular use of aspirin was associated with a reduced risk of gastrointestinal (GI) tract cancers. In 2015, the U.S. Preventive Services Task Force recommended the use of aspirin in...
A study published by Beyaz et al in Nature reveals how a high-fat diet makes the cells of the intestinal lining more likely to become cancerous. It joins a growing body of research that finds obesity and eating a high-fat, high-calorie diet are significant risk factors for many types of cancer....
In the UK phase III PICCOLO trial reported in JAMA Oncology, Seligmann et al found that high expression of either of the epidermal growth factor receptor (EGFR) ligands epiregulin or amphiregulin was associated with a progression-free survival benefit with panitumumab (Vectibix)/irinotecan vs...
Stock your practice with Cancer.Net resources. Cancer.Net has a comprehensive guide to colorectal cancer at www.cancer.net/colorectal and a shorter, one-page colorectal cancer fact sheet. You will also find specialized resources for caregiving, survivorship, palliative care, and managing the cost...
A study published by Bradley et al in Medical Care showed that over a recent 10-year period, the rate of metastatic colorectal cancer patients older than age 75 receiving three or more treatments increased from 2% to 53%. During this period, 1-year treatment costs increased 32% to reach an...
In the phase III SIRFLOX trial reported in the Journal of Clinical Oncology, van Hazel et al found that adding selective internal radiation therapy with yttrium-90 resin microspheres to FOLFOX (fluorouracil, leucovorin, oxaliplatin) with or without bevacizumab (Avastin) did not improve any-site...
In a retrospective case-controlled study conducted in patients with colorectal cancer who had received primary tumor resection with or without preoperative radiofrequency ablation for liver metastases, the electrical procedure was found to induce antitumor immune responses in the...
In an analysis of the ACCENT (Adjuvant Colon Cancer Endpoints) database reported in the Journal of Clinical Oncology, Cheung et al found that factors associated with early mortality in patients in trials of adjuvant systemic therapy included age, performance status, tumor grade, stage, and ratio of ...
Patients diagnosed with stage I to III rectal cancer at a younger age are at increased risk of having positive lymph nodes, according to an analysis of data published in the Journal of the National Cancer Institute. “This finding merits further investigation and may ultimately impact treatment...
As neoadjuvant treatment for locally advanced rectal cancer, a shorter course of radiation therapy followed by chemotherapy may be as good as, or better than, standard chemoradiotherapy, according to a study from the Polish Colorectal Study Group presented at the 2016 Gastrointestinal Cancers...
Annual screening with the fecal immunochemical test is highly sensitive for detecting colorectal cancer and “is feasible and effective for population-level colorectal cancer screening,” according to a large-scale retrospective cohort study assessing the fecal immunochemical...
According to new recommendations from the U.S. Multi-Society Task Force on Colorectal Cancer published by Kahi et al in Gastroenterology, postoperative colonoscopy is associated with improved overall survival for colorectal cancer patients. Therefore, it is critically important that colorectal...
In a study reported in The New England Journal of Medicine, Dalerba et al found that absence of the transcription factor CDX2, although prognostic for poor outcome in stage II and III colon cancer vs cancers with CDX2 expression, identified a subgroup of high-risk patients who appeared to benefit...
In a Dutch trial reported in the Journal of Clinical Oncology, Simone D. Hennink, MD, of Leiden University Medical Center in Leiden, the Netherlands, and colleagues found that a 6-year colonoscopic surveillance interval is sufficient for many individuals with familial colorectal cancer.1 However,...
Axel Grothey, MD, of the Mayo Clinic Cancer Center, discusses how the NCCN Guidelines can help oncologists make strategic choices of the various agents available to treat metastatic colorectal cancer, individualizing patient care.