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Showing 251 - 300Has the Affordable Care Act Reduced Socioeconomic Disparities in Cancer Screening?
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...
Germline Cancer Susceptibility Mutations in Early-Onset Colorectal Cancer
In a study reported in JAMA Oncology, Pearlman et al found that 16% of patients with early-onset colorectal cancer had germline cancer susceptibility mutations, with a wide array of such mutations being identified. The study involved 450 patients diagnosed with colorectal cancer at age < 50...
T-Cell Transfer Therapy Targets Mutant KRAS in Metastatic Colorectal Cancer
In a case report in The New England Journal of Medicine, Tran et al at the National Cancer Institute describe response to adoptive transfer of ex vivo expanded tumor-infiltrating lymphocytes containing T cells targeting personalized cancer neoepitopes in a patient with lung metastases from...
Blocking ADAM17 Protein May Help to Circumvent Resistance to Cetuximab in Bowel Cancer
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 ...
Study Shows International Trends in Anal Cancer Incidence Rates
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...
New Blood Test for Colorectal Cancer Recurrence Is Twice as Sensitive as CEA Test
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...
Effect of Isolated Peritoneal and Nonperitoneal Metastasis and Metastatic Sites on Survival in Patients With Colorectal Cancer
Overall survival was poorer with isolated peritoneal metastasis in colorectal cancer vs other isolated sites of metastasis in patients receiving first-line systemic therapy but similar to that in patients with peritoneal plus another metastatic site and in patients with at least two nonperitoneal...
ESMO 2016: Longer Interval Between Preoperative Chemoradiotherapy and Surgery Urged in Locally Advanced Rectal Cancer
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...
ESMO 2016: Dabrafenib/Trametinib/Panitumumab Improves Efficacy in BRAF Mutation–Positive Metastatic Colorectal Cancer
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...
Massachusetts Health Insurance Expansion Associated With Increased Resection and Reduced Emergent Resection for Colorectal Cancer
In a study reported in the Journal of Clinical Oncology, Loehrer et al found that the 2006 Massachusetts health-care reform has resulted in increased rates of resection and reduced emergent resection for colorectal cancer. The study used the Hospital Cost and Utilization Project State Inpatient...
ESMO 2016: Nintedanib Improves Progression-Free Survival but Not Overall Survival in Metastatic Colorectal Cancer
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, on Colorectal Cancer: Results From the CCTG/AGITG CO.23 Trial
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, on Colon Cancer: Sidedness and Treatment Update
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, on Colorectal Cancer: Long-Term Results of the FACS Trial
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)
Does Adding Adjuvant Bevacizumab to Capecitabine Benefit Patients With Colorectal Cancer?
Kerr et al found that adding adjuvant bevacizumab (Avastin) to capecitabine did not improve disease-free survival in unselected patients with stage III or high-risk stage II colorectal cancer. The results of the phase III QUASAR 2 trial were reported in The Lancet Oncology. Study Details In the...
Does Colonoscopy Screening in Older Adults Prevent Colorectal Cancer?
A large population-based observational study by García-Albéniz et al evaluating the effectiveness and safety of screening colonoscopy for the prevention of colorectal cancer in people aged 70 to 74 and 75 to 79 has found the test reaped only a modest benefit in preventing colorectal...
Joint Presence of Metabolic Syndrome and Obesity Seems to Be Associated With Poorer Survival in Early-Stage Colorectal Cancer
In a study in Kaiser Permanante patients reported in the Journal of Clinical Oncology, Cespedes Feliciano et al found that the joint presence of obesity and metabolic syndrome in those with early-stage colorectal cancer was associated with poorer overall and colorectal cancer–specific...
NCI Colorectal Cancer Risk Assessment Tool Estimates Current Risk of Advanced Neoplasia
In a study reported in the Journal of the National Cancer Institute, Imperiale et al found that the National Cancer Institute (NCI) colorectal cancer risk assessment tool was able to estimate the current risk for advanced colorectal neoplasia. Study Details The study involved 4,457 persons aged...
Better Overall Survival Reported With FOLFIRI Plus Cetuximab vs Plus Bevacizumab in RAS Wild-Type Metastatic Colorectal Cancer
In a post hoc analysis of the German phase III FIRE-3 trial reported in The Lancet Oncology, Stintzing et al found that first-line FOLFIRI (fluorouracil, leucovorin, irinotecan) plus cetuximab (Erbitux) was associated with improved overall survival vs FOLFIRI plus bevacizumab (Avastin) in an...
Tumor-Infiltrating Lymphocytes and Crohn’s-Like Lymphoid Reaction May Be Prognostic Indicators for Colorectal Cancer
Intratumoral tumor-infiltrating lymphocyte level and prominent peritumoral Crohn’s-like lymphoid reaction appear to be independent prognostic factors for survival in colorectal cancer, according to a study reported by Rozek et al in the Journal of the National Cancer Institute. The findings...
Retinoic Acid May Suppress Colorectal Cancer Development
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...
No Improvement in Outcome Reported With Longer Wait Between Radiochemotherapy and Surgery in Rectal Cancer
Pathologic complete response rate was not improved by increasing the interval between neoadjuvant chemoradiotherapy and surgery from 7 to 11 weeks in patients with rectal cancer, according to the French phase III GRECCAR-6 trial reported by Lefevre et al in the Journal of Clinical Oncology. In...
Gene-Expression Signature Assay Identifies High-Risk Stage II Colon Cancer
In an analysis reported in the Journal of Clinical Oncology, Niedzwiecki et al found that the ColDx gene-expression signature assay identified high-risk stage II colon cancer among patients in the phase III Alliance C9581 trial. This assay has been shown to be independently prognostic for...
New ASTRO Clinical Practice Statement Updates Treatment Standard for Rectal Cancer
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...
POLE Mutations in Colorectal Cancer May Identify Patients With a Better Prognosis
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 ...
ESMO Releases New Consensus Guidelines on the Management of Metastatic Colorectal Cancer
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 ...
World GI 2016: Anti–Interleukin-1 Alpha Antibody MABp1 Improves Outcomes Significantly Over Placebo in Advanced Colorectal Cancer
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...
World GI 2016: Anti–PD-L1 Immunotherapy Combined With MEK Inhibition Shows Response in Microsatellite-Stable Metastatic Colorectal 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 ...
Primary Care Visits Result in More Colorectal Cancer Screening, Better Follow-up
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...
Influence of Age and Comorbidities on Rates of Colorectal Cancer Screening in the Elderly
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...
USPSTF Issues New Recommendations for Colorectal Cancer Screening
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...
SNMMI 2016: Pretargeted Radioimmunotherapy Eliminates Colorectal Cancer in Preclinical Studies
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...
Norwegian Study Shows Benefit of Aspirin as Secondary Prevention in Patients With Colorectal Cancer
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,...
ASCO 2016: Nivolumab Shows Promise in Refractory, Metastatic Anal Cancer
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, and Marc Ychou, MD, on Treating mCRC With Initially Nonresectable Liver Metastases
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, and John Marshall, MD, on Metastatic Colorectal Cancer: Interim Results of the CheckMate 142 Trial
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...
Alan P. Venook, MD, and John Marshall, MD, on Metastatic Colorectal Cancer: Analysis of CALGB-SWOG 80405
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).
Study Finds Adding Adjuvant Oxaliplatin to Fluoropyrimidine of Benefit in Deficient Mismatch Repair Colon Cancer
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...
DDW 2016: Rates of Colorectal Cancer Continue to Increase in Those Under 50
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,...
DDW 2016: Low-Residue Diet Prior to Colonoscopy Shows Improved Tolerance and Bowel Preparation vs Clear Liquid Diet
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,...
DDW 2016: Endoscopist’s Knowledge of Positive Cologuard Test Improves Colonoscopy Performance
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...
Body Mass Index and Mortality in Patients With Colorectal Cancer
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...
Specific Version of the FCGR2A Gene Identifies Colorectal Cancer Patients Likely to Benefit Most From Cetuximab
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...
ASCO 2016: Left- vs Right-Sided Primary Tumor Location Predicts Survival in Metastatic Colorectal Cancer
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...
Study of SEER Data Identifies Racial/Ethnic Disparities in Survival in Patients With Young-Onset Colorectal Cancer
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...
Little Apparent Activity of Cetuximab in Refractory Metastatic Colorectal Cancer With KRAS G13D Mutation
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...
Trastuzumab/Lapatinib Active in Refractory, KRAS Codon 12/13 Wild-Type, HER2-Positive Metastatic Colorectal Cancer
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...
New Study Suggests Cholesterol Levels, Not Statins, Influence Colorectal Cancer Risk
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’...
AACR 2016: Cologuard Detected Colorectal Cancer in Previously Unscreened 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...
Increased Rate of Nonoperative Management of Rectal Adenocarcinoma
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....
