Prognostic Impact of Tumor Deposits in Patients Receiving Adjuvant Therapy for Stage III Colon Cancer
In a post hoc analysis of the phase III IDEA France trial reported in the Journal of Clinical Oncology, Delattre et al found that the presence of tumor deposits was associated with poorer prognosis in patients with stage III colon cancer receiving 3 or 6 months of adjuvant FOLFOX (fluorouracil,...
Expert Point of View: John M. Carethers, MD
The analysis of the National Cancer Database is one of a number of studies describing sociodemographic-related disparities in colorectal cancer outcomes, according to session Co-Chair John M. Carethers, MD, Professor and Chair of the Department of Internal Medicine at the University of Michigan,...
Studies Aim to Understand Young-Onset Colorectal Cancer
The incidence of colorectal cancer among adults younger than age 50 has risen more than 50% over the past 25 years. Researchers are attempting to understand this phenomenon, as described in several studies presented at the 2020 Gastrointestinal Cancers Symposium that offered new insights....
Actively Recruiting Clinical Trials on Colorectal Cancer
This Clinical Trials Resource Guide lists actively recruiting trials on colorectal cancer, focusing on novel treatments, combinations of treatments, and testing options to determine which patients may be most likely to benefit from further treatment. More information on these trials is available on ...
Patients With Certain Cancers May Be at a Higher Risk for Atrial Fibrillation
People with a history of cancer have an over twofold risk of developing atrial fibrillation, the most common heart rhythm disorder, compared to the general population, according to research presented at the American College of Cardiology’s Annual Scientific Session (Abstract 1216-235). In...
Expert Point of View: Christopher M. Booth, MD
Christopher M. Booth, MD, the invited discussant of the BEACON CRC quality-of-life findings, applauded the investigators for choosing overall survival and quality of life as endpoints in a trial that benefits a “vulnerable patient population with unmet needs.” Patients with BRAF-mutated metastatic...
Mature Follow-up of BEACON CRC Study Reports Quality-of-Life Measures and Survival Outcomes
For patients with previously treated metastatic colorectal cancer harboring BRAF V600E mutations, the phase III BEACON CRC study showed the benefit for combining two or three targeted agents vs the standard of care.1 With further follow-up, the study has now also shown a benefit for the triplet and ...
TAPUR Basket Study: Biomarker-Driven Treatment Strategies Yield Benefits in Colorectal Cancer
Positive findings on the potential benefit of molecularly targeted drugs in patients with advanced colorectal cancer were presented at the 2020 Gastrointestinal Cancers Symposium, validating the purpose of ASCO’s Targeted Agent and Profiling Utilization Registry (TAPUR) study.1-3 TAPUR, the first...
Conference Highlights From the 2020 Gastrointestinal Cancers Symposium
This past January, the 2020 Gastrointestinal Cancers Symposium was held in San Francisco. More than 3,600 individuals attended and more than 900 abstracts and posters were presented. Among the highlights presented at the meeting and reported in the pages of The ASCO Post, several studies in...
Reintroduction of FOLFOXIRI Plus Bevacizumab in Patients With Metastatic Colorectal Cancer
In the Italian phase III TRIBE2 trial reported in The Lancet Oncology, Cremolini et al found that reintroduction of FOLFOXIRI (fluorouracil, leucovorin, oxaliplatin, and irinotecan) plus bevacizumab after progression on upfront treatment with the regimen was associated with improved...
Selected Abstracts on Novel Treatments in Colon, Hepatocellular, and Biliary Tract Cancers
The ASCO Post has reported on the pivotal trials presented at the 2020 Gastrointestinal Cancers Symposium in several issues. Featured here are the findings of several additional abstracts worthy of mention. Intermittent Oxaliplatin in Stage II or III Colon Cancer As adjuvant treatment for stage II...
Colorectal Cancer Statistics 2020 Published
The burden of colorectal cancer is shifting to younger individuals as incidence increases in young adults and declines in older age groups, according to Colorectal Cancer Statistics 2020. The median age of diagnosis dropped from 72 in 2001–2002 to 66 in 2015–2016. This finding and other data were...
Study Examines Survival Rates in Pediatric and Young Adult Patients With Colon Cancer
According to research published by Andrea Hayes-Jordan, MD, FACS, and colleagues in the Journal of the American College of Surgeons, children and young adults with colon cancer are more likely to have shorter overall survival and recurrence-free survival than middle-aged adults. In a...
Expert Point of View: Richard L. Schilsky, MD, FACP, FSCT, FASCO
Richard L. Schilsky, MD, FACP, FSCT, FASCO, ASCO’s Chief Medical Officer and a gastrointestinal oncologist himself, was pleased to see the TAPUR study bearing fruit among patients with metastatic colorectal cancer. “Colorectal cancer is a very common disease, but we have not made much progress in...
ASCO’s TAPUR Study: Biomarker-Driven Treatment Paying Off in Colorectal Cancer
New data presented at the 2020 Gastrointestinal Cancers Symposium are validating the purpose of ASCO’s Targeted Agent and Profiling Utilization Registry (TAPUR) study, a multibasket trial that matches patients’ genomic alterations to commercially available targeted therapies. The aim is to learn...
Three vs Six Months of Adjuvant Chemotherapy for High-Risk Stage II Colorectal Cancer
As reported in JAMA Oncology by Petrelli et al, noninferiority in relapse-free survival for 3 vs 6 months of adjuvant chemotherapy was not established among patients with resected high-risk stage II colorectal cancer in the Italian phase III TOSCA trial. A potential regimen effect was observed,...
Data From Colorectal Cancer Cohorts of TAPUR Study Presented
Positive findings from three Targeted Agent and Profiling Utilization Registry (TAPUR) study cohorts on the potential benefit of molecularly targeted drugs in patients with advanced colorectal cancer were presented at the 2020 Gastrointestinal Cancers Symposium.1-3 The TAPUR study is the first...
BEACON-CRC: Quality of Life May Be Well Maintained With Targeted Treatment
For patients with previously treated metastatic colorectal cancer harboring BRAF V600E mutations, the phase III BEACON-CRC study showed the benefit for combining two or three targeted agents vs the standard of care.1 The study has now also shown a benefit for the triplet and doublet in maintaining ...
Diagnostic and Treatment Technology Disparities Among Patients With Colorectal Cancer
In a study published by Frankenfeld et al in Cancer Epidemiology, researchers found racial disparities in how the presence of cancer-related diagnostic and treatment technology is related to colorectal cancer patient outcomes in Georgia. The findings suggest that the hospital capacity and...
Perioperative Chemotherapy With or Without Cetuximab in Patients With Resectable Colorectal Cancer Liver Metastases
As reported in The Lancet Oncology by Bridgewater et al, the phase III New EPOC trial has shown that the addition of perioperative cetuximab to chemotherapy was associated with significantly poorer overall survival in patients with KRAS wild-type resectable colorectal cancer liver metastases. An...
Trifluridine/Tipiracil Plus Bevacizumab for Chemorefractory Metastatic Colorectal Cancer
In a Danish phase II study reported in The Lancet Oncology, Per Pfeiffer, MD, PhD, and colleagues found that the addition of bevacizumab to trifluridine/tipiracil, also known as TAS-102, significantly improved progression-free survival among patients with chemorefractory metastatic colorectal...
Incidence Increases in New Colorectal Cancer Diagnoses Among Patients Between 49 and 50 Years Old
A year-by-year age analysis of colorectal cancer rates among adults in the United States has found a 46% increase in new diagnoses from ages 49 to 50, indicating that many latent cases of the disease are likely going undiagnosed until routine screenings begin at 50, according to a new study by...
Late-Stage Cancer Diagnoses After Massachusetts Health Insurance Reform Law
Advanced-stage cancer diagnoses declined following health insurance expansion in Massachusetts, likely due to increased access to screening and diagnostic services that identified cancers earlier, according to new research published by Sabik et al in the journal Medical Care. The analysis...
Thibaud Kössler, MD, PhD, on Localized Rectal Cancer: Neoadjuvant Pembrolizumab and Radiotherapy
Thibaud Kössler, MD, PhD, of Geneva University Hospital, discusses the first trial to study the efficacy and safety of anti–PD-1 immunotherapy plus short-course radiotherapy in localized microsatellite-stable rectal cancer. The study explores whether a gene signature can predict sensitivity to immunotherapy (Abstract TPS272).
Eyal Meiri, MD, on Pembrolizumab in Colorectal Cancer: Results From the TAPUR Study
Eyal Meiri, MD, of the Cancer Treatment Centers of America at Southeastern Regional Medical Center, discusses his findings on heavily pretreated patients with colorectal cancer with high tumor mutational burden. Monotherapy with pembrolizumab showed antitumor activity, which merits further study to confirm efficacy (Abstract 133).
Franck Pagès, MD, PhD, on Stage III Colon Cancer: IDEA Study on a Risk Assessment Tool
Franck Pagès, MD, PhD, of the Hôpital Européen Georges Pompidou, discusses study findings from the prospective IDEA France cohort study of patients with stage III colon cancer treated with mFOLFOX6. The study showed that patients with an intermediate or high Immunoscore seemed to benefit from 6 months of mFOLFOX6 treatment compared with 3 months (Abstract 10).
Van K. Morris, MD, on Stage II Colon Cancer: Circulating Tumor DNA as a Predictive Biomarker in Adjuvant Chemotherapy
Van K. Morris, MD, of The University of Texas MD Anderson Cancer Center, discusses the COBRA study, which is examining circulating tumor DNA and its ability to predict whether patients with resected stage IIA colon cancer may benefit from adjuvant chemotherapy (Abstract TPS261).
Heinz-Josef Lenz, MD, on Metastatic Colorectal Cancer: Nivolumab Plus Low-Dose Ipilimumab as First-Line Therapy
Heinz-Josef Lenz, MD, of USC Norris Comprehensive Cancer Center, discusses how treating microsatellite instability–high/DNA mismatch repair–deficient metastatic colorectal cancer with nivolumab once every 2 weeks plus low-dose ipilimumab every 6 weeks may represent a new option for patients (Abstract 11).
Scott Kopetz, MD, PhD, on Metastatic Colorectal Cancer: Quality of Life Results on Encorafenib, Cetuximab, and Binimetinib
Scott Kopetz, MD, PhD, of The University of Texas MD Anderson Cancer Center, discusses phase III findings from the BEACON CRC trial, which had demonstrated that the triplet regimen of encorafenib, cetuximab, and binimetinib significantly improved overall survival in patients with a BRAF V600E mutation. The new analysis showed that the regimen also led to substantial improvement in patient-reported quality of life compared with current standard of care (Abstract 8).
2020 GI Cancers Symposium: Data From Colorectal Cancer Cohorts of TAPUR Study Presented
Positive findings from three Targeted Agent and Profiling Utilization Registry (TAPUR) study cohorts on the potential benefit of various molecularly targeted drugs in patients with advanced colorectal cancer were presented at the 2020 Gastrointestinal Cancers Symposium. The TAPUR study is the first ...
2020 GI Cancers Symposium: Higher Concentration of Fusobacterium nucleatum Found in Colorectal Tumors in Patients Younger Than 45
A bacterium typically linked to periodontal disease, Fusobacterium nucleatum, could play an important role in the rising incidence of colorectal cancer in people younger than age 45. Another type of bacteria, Moraxella osloensis, has been found in colorectal cancer tumors at a nearly fourfold...
2020 GI Cancers Symposium: Young Adults With Colorectal Cancer Living in Areas of Low Income, Education Likely to Have Worse Survival Outcomes
A retrospective analysis of 26,768 young adults with colorectal cancer aged 40 and under found that those who live in areas with lower income (a median income of less than $38,000) and less education (under 79% high school graduation rate), as well as those who live in urban areas, had worse...
2020 GI Cancers Symposium: Patient-Reported Outcomes From IMbrave150, BEACON CRC
Patient-reported outcomes from two large studies show that quality of life is maintained longer with newer drug combinations compared with standard-of-care treatments in patients with unresectable hepatocellular carcinoma and BRAF V600E–mutant metastatic colorectal cancer. The results, from...
FDA Pipeline: Priority Reviews in Ovarian Cancer, Prostate Cancer, and NSCLC
This week, the U.S. Food and Drug Administration (FDA) granted Priority Review to treatments for ovarian, prostate, and lung cancer; granted Orphan Drug designation to therapies for chemotherapy-induced thrombocytopenia and multiple myeloma; and granted Breakthrough Device designation to platforms...
Association Between Colorectal Cancer and Ulcerative Colitis
Patients with the inflammatory bowel disease ulcerative colitis have a higher risk of dying from colorectal cancer, despite modern therapy, even though the risk has declined in recent years. Olén et al published these findings in The Lancet. Previous research has shown that patients with ulcerative ...
Does Statin Use Increase Overall Survival in Patients With Colorectal Cancer?
About 40 million adults in the United States take a statin to lower their cholesterol and reduce the risk for heart disease—but they may also be getting an added anticancer benefit, a growing body of evidence suggests. According to research presented at the American Heart Association’s Scientific...
Rates of Guideline-Aligned Genomic Profiling in Patients Diagnosed With Metastatic Colon Cancer
In a study reported in JCO Precision Oncology, Gutierrez et al found that most patients in a U.S. sample diagnosed with metastatic colon cancer between 2013 and 2017 did not receive guideline-aligned genomic testing for RAS, BRAF, and microsatellite instability/mismatch repair–deficiency (MSI/dMMR) ...
Screening Rates Rose Among People Aged 45–49 After Release of Updated Colorectal Cancer Guidelines
Colorectal cancer screening rates more than doubled among people aged 45 to 49 in the months after the release of updated American Cancer Society guidelines in 2018 recommending screening in that age group, according to a new study. According to the findings from Fedewa et al—published in...
FDA Pipeline: Priority Reviews in SCLC, Bladder Cancer, Colorectal Cancer
Recently, the U.S. Food and Drug Administration (FDA) granted Priority Reviews for treatments in extensive-stage small cell lung cancer (SCLC), non–muscle invasive bladder cancer, and BRAF V600E–mutant colorectal cancer. The Agency also recently issued multiple Breakthrough Therapy designations and ...
Early Research Shows Potential New Targets in Treating Glioblastoma, Colorectal Cancer, and Pancreatic Ductal Adenocarcinoma
Glioblastoma multiforme, colorectal cancer, and pancreatic ductal adenocarcinoma represent some of the most difficult-to-treat cancers and collectively cause more than 114,000 deaths each year in the United States. A trio of recently published basic research studies in these cancers have found...
Colorectal Cancer Screening With Fecal Immunochemical Testing, Sigmoidoscopy, or Colonoscopy for Patients Aged 50 to 79
As reported in The British Medical Journal (BMJ) by Lise M. Helsingen, MD, PhD, and colleagues, a clinical practice guideline on colorectal cancer screening published as a BMJ Rapid Recommendations guideline indicates that previously unscreened individuals aged 50 to 79 years old with 15-year...
ctDNA and Recurrence Risk After Surgery and Adjuvant Chemotherapy for Stage III Colon Cancer
In a cohort biomarker study reported in JAMA Oncology, Jeanne Tie, MD, and colleagues showed that the circulating tumor DNA (ctDNA)-positive status after surgery and chemotherapy was associated with an increased risk of disease recurrence in patients with stage III colon cancer. Study Details The...
Role of Integrative Therapies for Patients With Colorectal Cancer
The ASCO Post’s Integrative Oncology series is intended to facilitate the availability of evidence-based information on integrative and complementary therapies sometimes used by patients with cancer. In this installment, Richard T. Lee, MD, describes the symptoms associated with colorectal cancer...
Meta-Analysis of Overall Survival With Laparoscopic vs Open Resection for Colorectal Liver Metastases
In an individual patient-level meta-analysis reported in the Annals of Surgery, Syn et al found that laparoscopic resection vs open surgery was associated with significantly improved overall survival as treatment for colorectal liver metastases. Study Details The meta-analysis included data from...
Pembrolizumab in Previously Treated Metastatic MSI-H/dMMR Colorectal Cancer
As reported in the Journal of Clinical Oncology by Dung T. Le, MD, and colleagues, the phase II KEYNOTE-164 trial demonstrated activity of pembrolizumab in previously treated metastatic microsatellite instability–high (MSI-H)/mismatch repair–deficient (dMMR) colorectal cancer. Findings from the...
Targeted Triplet Therapy Improved Overall Survival in BRAF-Mutated Colorectal Cancer
For patients with metastatic colorectal cancer harboring BRAF V600E mutations, three drugs seem to be better than two, the most recent analysis of the phase III BEACON CRC study has shown.1 The results, presented at the 2019 European Society for Medical Oncology (ESMO) Congress, were concurrently...
Short-Term Survival in Patients Aged 85 Years and Older After Colorectal Cancer Surgery
Results from a preliminary research study showed the majority of patients aged 85 years and older were still alive in the short-term after undergoing segmental colectomy for stage II and III colon cancer. Kaur et al presented these findings at the American College of Surgeons Clinical Congress...
2019 NCRI: Use of Mendelian Randomization to Determine Role of Human Gut Microbiome in Colorectal Cancer Development
A study using a technique called Mendelian randomization to investigate the causal role played by bacteria in the development of colorectal cancer was presented at the 2019 National Cancer Research Institute (NCRI) Cancer Conference. First study author Kaitlin Wade, PhD, of the University of...
American College of Physicians Issues Guidance on Colorectal Cancer Screening for Average-Risk, Asymptomatic Adults Aged 50 to 75 Years
The American College of Physicians has issued a new guidance statement on colorectal cancer screening, which recommends screening for average-risk adults who do not have symptoms and are between the ages of 50 and 75 years. The guidelines were published by Qaseem et al in Annals of Internal...
ctDNA and Recurrence Risk After Surgery and Adjuvant Chemotherapy for Stage III Colon Cancer
In a cohort biomarker study reported in JAMA Oncology, Tie et al showed that the circulating tumor DNA (ctDNA)-positive status after surgery and chemotherapy was associated with an increased risk of disease recurrence in patients with stage III colon cancer. Study Details The Australian multicenter ...
